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 <section>
 <h2><a name="CPD_Results"></a>CPD Results</h2>
 <p>The following document contains the results of PMD's  <a class="externalLink" href="https://pmd.github.io/latest/pmd_userdocs_cpd.html">CPD</a> 6.53.0.</p></section><section>
 <h2><a name="Duplications"></a>Duplications</h2>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L204">204</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L204">204</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public abstract class OpenGaussStatementVisitor extends OpenGaussStatementBaseVisitor&lt;ASTNode&gt; {

     private final Collection&lt;ParameterMarkerSegment&gt; parameterMarkerSegments = new LinkedList&lt;&gt;();

     @Override
     public final ASTNode visitParameterMarker(final ParameterMarkerContext ctx) {
         if (null == ctx.DOLLAR_()) {
             return new ParameterMarkerValue(parameterMarkerSegments.size(), ParameterMarkerType.QUESTION);
         }
         return new ParameterMarkerValue(new NumberLiteralValue(ctx.NUMBER_().getText()).getValue().intValue() - 1, ParameterMarkerType.DOLLAR);
     }

     @Override
     public final ASTNode visitNumberLiterals(final NumberLiteralsContext ctx) {
         return new NumberLiteralValue(ctx.NUMBER_().getText());
     }

     @Override
     public final ASTNode visitIdentifier(final IdentifierContext ctx) {
         UnreservedWordContext unreservedWord = ctx.unreservedWord();
         return null != unreservedWord ? visit(unreservedWord) : new IdentifierValue(ctx.getText());
     }

     @Override
     public final ASTNode visitUnreservedWord(final UnreservedWordContext ctx) {
         return new IdentifierValue(ctx.getText());
     }

     @Override
     public final ASTNode visitSchemaName(final SchemaNameContext ctx) {
         return visit(ctx.identifier());
     }

     @Override
     public final ASTNode visitTableName(final TableNameContext ctx) {
         SimpleTableSegment result = new SimpleTableSegment(new TableNameSegment(ctx.name().getStart().getStartIndex(), ctx.name().getStop().getStopIndex(), (IdentifierValue) visit(ctx.name())));
         OwnerContext owner = ctx.owner();
         if (null != owner) {
             result.setOwner(new OwnerSegment(owner.getStart().getStartIndex(), owner.getStop().getStopIndex(), (IdentifierValue) visit(owner.identifier())));
         }
         return result;
     }

     @Override
     public final ASTNode visitColumnName(final ColumnNameContext ctx) {
         ColumnSegment result = new ColumnSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), (IdentifierValue) visit(ctx.name()));
         OwnerContext owner = ctx.owner();
         if (null != owner) {
             result.setOwner(new OwnerSegment(owner.getStart().getStartIndex(), owner.getStop().getStopIndex(), (IdentifierValue) visit(owner.identifier())));
         }
         return result;
     }

     @Override
     public final ASTNode visitIndexName(final IndexNameContext ctx) {
         IndexNameSegment indexName = new IndexNameSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), (IdentifierValue) visit(ctx.identifier()));
         return new IndexSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), indexName);
     }

     @Override
     public final ASTNode visitConstraintName(final ConstraintNameContext ctx) {
         return new ConstraintSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), (IdentifierValue) visit(ctx.identifier()));
     }

     @Override
     public final ASTNode visitTableNames(final TableNamesContext ctx) {
         CollectionValue&lt;SimpleTableSegment&gt; result = new CollectionValue&lt;&gt;();
         for (TableNameContext each : ctx.tableName()) {
             result.getValue().add((SimpleTableSegment) visit(each));
         }
         return result;
     }

     @Override
     public final ASTNode visitColumnNames(final ColumnNamesContext ctx) {
         CollectionValue&lt;ColumnSegment&gt; result = new CollectionValue&lt;&gt;();
         for (ColumnNameContext each : ctx.columnName()) {
             result.getValue().add((ColumnSegment) visit(each));
         }
         return result;
     }

     @Override
     public ASTNode visitAExpr(final AExprContext ctx) {
         if (null != ctx.cExpr()) {
             return visit(ctx.cExpr());
         }
         if (null != ctx.TYPE_CAST_()) {
             return new TypeCastExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), ctx.getText(), (ExpressionSegment) visit(ctx.aExpr(0)), ctx.typeName().getText());
         }
         if (null != ctx.BETWEEN()) {
             return createBetweenSegment(ctx);
         }
         if (null != ctx.IN()) {
             return createInSegment(ctx);
         }
         if (null != ctx.patternMatchingOperator()) {
             return createPatternMatchingOperationSegment(ctx);
         }
         Optional&lt;String&gt; binaryOperator = findBinaryOperator(ctx);
         if (binaryOperator.isPresent()) {
             return createBinaryOperationSegment(ctx, binaryOperator.get());
         }
         super.visitAExpr(ctx);
         String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
         return new CommonExpressionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), text);
     }

     private Optional&lt;String&gt; findBinaryOperator(final AExprContext ctx) {
         if (null != ctx.IS()) {
             return Optional.of(ctx.IS().getText());
         }
         if (null != ctx.ISNULL()) {
             return Optional.of(&quot;IS&quot;);
         }
         if (1 == ctx.aExpr().size()) {
             return Optional.empty();
         }
         if (null != ctx.comparisonOperator()) {
             return Optional.of(ctx.comparisonOperator().getText());
         }
         if (null != ctx.andOperator()) {
             return Optional.of(ctx.andOperator().getText());
         }
         if (null != ctx.orOperator()) {
             return Optional.of(ctx.orOperator().getText());
         }
         if (null != ctx.PLUS_()) {
             return Optional.of(ctx.PLUS_().getText());
         }
         if (null != ctx.MINUS_()) {
             return Optional.of(ctx.MINUS_().getText());
         }
         if (null != ctx.ASTERISK_()) {
             return Optional.of(ctx.ASTERISK_().getText());
         }
         if (null != ctx.SLASH_()) {
             return Optional.of(ctx.SLASH_().getText());
         }
         return Optional.empty();
     }

     private BinaryOperationExpression createPatternMatchingOperationSegment(final AExprContext ctx) {
         String operator = getOriginalText(ctx.patternMatchingOperator()).toUpperCase();
         ExpressionSegment left = (ExpressionSegment) visit(ctx.aExpr(0));
         ListExpression right = new ListExpression(ctx.aExpr(1).start.getStartIndex(), ctx.aExpr().get(ctx.aExpr().size() - 1).stop.getStopIndex());
         for (int i = 1; i &lt; ctx.aExpr().size(); i++) {
             right.getItems().add((ExpressionSegment) visit(ctx.aExpr().get(i)));
         }
         String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
         return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
     }

     private BinaryOperationExpression createBinaryOperationSegment(final AExprContext ctx, final String operator) {
         if (&quot;IS&quot;.equalsIgnoreCase(operator)) {
             ExpressionSegment left = (ExpressionSegment) visit(ctx.aExpr(0));
             String rightText;
             ExpressionSegment right;
             if (null != ctx.IS()) {
                 rightText = ctx.start.getInputStream().getText(new Interval(ctx.IS().getSymbol().getStopIndex() + 2, ctx.stop.getStopIndex())).trim();
                 right = new LiteralExpressionSegment(ctx.IS().getSymbol().getStopIndex() + 2, ctx.stop.getStopIndex(), rightText);
             } else {
                 rightText = ctx.start.getInputStream().getText(new Interval(ctx.ISNULL().getSymbol().getStartIndex() + 2, ctx.stop.getStopIndex())).trim();
                 right = new LiteralExpressionSegment(ctx.ISNULL().getSymbol().getStartIndex() + 2, ctx.stop.getStopIndex(), rightText);
             }
             return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, &quot;IS&quot;,
                     ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex())));
         }
         ExpressionSegment left = (ExpressionSegment) visit(ctx.aExpr(0));
         ExpressionSegment right = (ExpressionSegment) visit(ctx.aExpr(1));
         String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
         return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
     }

     @Override
     public ASTNode visitCExpr(final CExprContext ctx) {
         if (null != ctx.columnref()) {
             return visit(ctx.columnref());
         }
         if (null != ctx.parameterMarker()) {
             ParameterMarkerValue parameterMarker = (ParameterMarkerValue) visit(ctx.parameterMarker());
             ParameterMarkerExpressionSegment result = new ParameterMarkerExpressionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), parameterMarker.getValue(), parameterMarker.getType());
             parameterMarkerSegments.add(result);
             return result;
         }
         if (null != ctx.aexprConst()) {
             return visit(ctx.aexprConst());
         }
         if (null != ctx.aExpr()) {
             return visit(ctx.aExpr());
         }
         if (null != ctx.funcExpr()) {
             return visit(ctx.funcExpr());
         }
         if (null != ctx.selectWithParens()) {
             return createSubqueryExpressionSegment(ctx);
         }
         if (null != ctx.caseExpr()) {
             return visit(ctx.caseExpr());
         }
         super.visitCExpr(ctx);
         String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
         return new CommonExpressionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), text);
     }

     private ExpressionSegment createSubqueryExpressionSegment(final CExprContext ctx) {
         SubquerySegment subquerySegment = new SubquerySegment(ctx.selectWithParens().getStart().getStartIndex(),
                 ctx.selectWithParens().getStop().getStopIndex(), (OpenGaussSelectStatement) visit(ctx.selectWithParens()));</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L525">525</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L522">522</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>OpenGaussSelectStatement select = (OpenGaussSelectStatement) visit(ctx.selectWithParens());
             SubquerySegment subquerySegment = new SubquerySegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), select);
             return new SubqueryExpressionSegment(subquerySegment);
         }
         ListExpression result = new ListExpression(ctx.LP_().getSymbol().getStartIndex(), ctx.RP_().getSymbol().getStopIndex());
         result.getItems().addAll(((CollectionValue&lt;ExpressionSegment&gt;) visit(ctx.exprList())).getValue());
         return result;
     }

     @SuppressWarnings(&quot;unchecked&quot;)
     @Override
     public ASTNode visitExprList(final ExprListContext ctx) {
         CollectionValue&lt;ExpressionSegment&gt; result = new CollectionValue&lt;&gt;();
         if (null != ctx.exprList()) {
             result.combine((CollectionValue&lt;ExpressionSegment&gt;) visitExprList(ctx.exprList()));
         }
         result.getValue().add((ExpressionSegment) visit(ctx.aExpr()));
         return result;
     }

     private BetweenExpression createBetweenSegment(final AExprContext ctx) {
         ExpressionSegment left = (ExpressionSegment) visit(ctx.aExpr(0));
         ExpressionSegment between = (ExpressionSegment) visit(ctx.bExpr());
         ExpressionSegment and = (ExpressionSegment) visit(ctx.aExpr(1));
         boolean not = null != ctx.NOT();
         return new BetweenExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, between, and, not);
     }

     @Override
     public ASTNode visitBExpr(final BExprContext ctx) {
         if (null != ctx.cExpr()) {
             return visit(ctx.cExpr());
         }
         if (null != ctx.TYPE_CAST_()) {
             return new TypeCastExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), ctx.getText(), (ExpressionSegment) visit(ctx.bExpr(0)), ctx.typeName().getText());
         }
         if (null != ctx.qualOp()) {
             ExpressionSegment left = (ExpressionSegment) visit(ctx.bExpr(0));
             ExpressionSegment right = (ExpressionSegment) visit(ctx.bExpr(1));
             String operator = ctx.qualOp().getText();
             String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
             return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
         }
         for (BExprContext each : ctx.bExpr()) {
             visit(each);
         }
         return new LiteralExpressionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), ctx.getText());
     }

     private ProjectionSegment createAggregationSegment(final FuncApplicationContext ctx, final String aggregationType, final Collection&lt;ExpressionSegment&gt; expressionSegments) {
         AggregationType type = AggregationType.valueOf(aggregationType.toUpperCase());
         String innerExpression = ctx.start.getInputStream().getText(new Interval(ctx.LP_().getSymbol().getStartIndex(), ctx.stop.getStopIndex()));
         if (null == ctx.DISTINCT()) {
             AggregationProjectionSegment result = new AggregationProjectionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), type, innerExpression);
             result.getParameters().addAll(expressionSegments);
             return result;
         }
         AggregationDistinctProjectionSegment result =
                 new AggregationDistinctProjectionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), type, innerExpression, getDistinctExpression(ctx));
         result.getParameters().addAll(expressionSegments);
         return result;
     }

     private String getDistinctExpression(final FuncApplicationContext ctx) {
         StringBuilder result = new StringBuilder();
         result.append(ctx.funcArgList().getText());
         if (null != ctx.sortClause()) {
             result.append(ctx.sortClause().getText());
         }
         return result.toString();
     }

     @Override
     public final ASTNode visitDataTypeName(final DataTypeNameContext ctx) {
         IdentifierContext identifierContext = ctx.identifier();
         if (null != identifierContext) {
             return new KeywordValue(identifierContext.getText());
         }
         Collection&lt;String&gt; dataTypeNames = new LinkedList&lt;&gt;();
         for (int i = 0; i &lt; ctx.getChildCount(); i++) {
             dataTypeNames.add(ctx.getChild(i).getText());
         }
         return new KeywordValue(String.join(&quot; &quot;, dataTypeNames));
     }

     @Override
     public final ASTNode visitSortClause(final SortClauseContext ctx) {
         Collection&lt;OrderByItemSegment&gt; items = new LinkedList&lt;&gt;();
         for (SortbyContext each : ctx.sortbyList().sortby()) {
             items.add((OrderByItemSegment) visit(each));
         }
         return new OrderBySegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), items);
     }

     @Override
     public final ASTNode visitSortby(final SortbyContext ctx) {
         OrderDirection orderDirection = null != ctx.ascDesc() ? generateOrderDirection(ctx.ascDesc()) : OrderDirection.ASC;
         NullsOrderType nullsOrderType = generateNullsOrderType(ctx.nullsOrder());
         ASTNode expr = visit(ctx.aExpr());
         if (expr instanceof ColumnSegment) {
             ColumnSegment column = (ColumnSegment) expr;
             return new ColumnOrderByItemSegment(column, orderDirection, nullsOrderType);
         }
         if (expr instanceof LiteralExpressionSegment) {
             LiteralExpressionSegment index = (LiteralExpressionSegment) expr;
             return new IndexOrderByItemSegment(index.getStartIndex(), index.getStopIndex(), Integer.parseInt(index.getLiterals().toString()), orderDirection, nullsOrderType);
         }
         if (expr instanceof ExpressionSegment) {
             return new ExpressionOrderByItemSegment(ctx.aExpr().getStart().getStartIndex(),
                     ctx.aExpr().getStop().getStopIndex(), getOriginalText(ctx.aExpr()), orderDirection, nullsOrderType, (ExpressionSegment) expr);
         }
         return new ExpressionOrderByItemSegment(ctx.aExpr().getStart().getStartIndex(), ctx.aExpr().getStop().getStopIndex(), getOriginalText(ctx.aExpr()), orderDirection, nullsOrderType);
     }

     private NullsOrderType generateNullsOrderType(final NullsOrderContext ctx) {
         if (null == ctx) {
             return null;
         }
         return null == ctx.FIRST() ? NullsOrderType.LAST : NullsOrderType.FIRST;
     }

     private OrderDirection generateOrderDirection(final AscDescContext ctx) {
         return null == ctx.DESC() ? OrderDirection.ASC : OrderDirection.DESC;
     }

     @Override
     public final ASTNode visitDataType(final DataTypeContext ctx) {
         DataTypeSegment result = new DataTypeSegment();
         result.setDataTypeName(((KeywordValue) visit(ctx.dataTypeName())).getValue());
         result.setStartIndex(ctx.start.getStartIndex());
         result.setStopIndex(ctx.stop.getStopIndex());
         if (null != ctx.dataTypeLength()) {
             DataTypeLengthSegment dataTypeLengthSegment = (DataTypeLengthSegment) visit(ctx.dataTypeLength());
             result.setDataLength(dataTypeLengthSegment);
         }
         return result;
     }

     @Override
     public final ASTNode visitDataTypeLength(final DataTypeLengthContext ctx) {
         DataTypeLengthSegment result = new DataTypeLengthSegment();
         result.setStartIndex(ctx.start.getStartIndex());
         result.setStopIndex(ctx.stop.getStartIndex());
         List&lt;TerminalNode&gt; numbers = ctx.NUMBER_();
         if (1 == numbers.size()) {
             result.setPrecision(Integer.parseInt(numbers.get(0).getText()));
         }
         if (2 == numbers.size()) {
             result.setPrecision(Integer.parseInt(numbers.get(0).getText()));
             result.setScale(Integer.parseInt(numbers.get(1).getText()));
         }
         return result;
     }

     @Override
     public ASTNode visitInsert(final InsertContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L990">990</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L954">954</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>result.setProjections(new ProjectionsSegment(-1, -1));
         }
         if (null != ctx.fromClause()) {
             TableSegment tableSegment = (TableSegment) visit(ctx.fromClause());
             result.setFrom(tableSegment);
         }
         if (null != ctx.whereClause()) {
             result.setWhere((WhereSegment) visit(ctx.whereClause()));
         }
         if (null != ctx.groupClause()) {
             result.setGroupBy((GroupBySegment) visit(ctx.groupClause()));
         }
         if (null != ctx.havingClause()) {
             result.setHaving((HavingSegment) visit(ctx.havingClause()));
         }
         if (null != ctx.windowClause()) {
             result.setWindow((WindowSegment) visit(ctx.windowClause()));
         }
         return result;
     }

     @Override
     public ASTNode visitHavingClause(final HavingClauseContext ctx) {
         ExpressionSegment expr = (ExpressionSegment) visit(ctx.aExpr());
         return new HavingSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), expr);
     }

     @Override
     public ASTNode visitWindowClause(final WindowClauseContext ctx) {
         return new WindowSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex());
     }

     @Override
     public ASTNode visitGroupClause(final GroupClauseContext ctx) {
         Collection&lt;OrderByItemSegment&gt; items = new LinkedList&lt;&gt;();
         for (GroupByItemContext each : ctx.groupByList().groupByItem()) {
             items.add((OrderByItemSegment) visit(each));
         }
         return new GroupBySegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), items);
     }

     @Override
     public ASTNode visitGroupByItem(final GroupByItemContext ctx) {
         if (null != ctx.aExpr()) {
             ASTNode astNode = visit(ctx.aExpr());
             if (astNode instanceof ColumnSegment) {
                 return new ColumnOrderByItemSegment((ColumnSegment) astNode, OrderDirection.ASC, null);
             }
             if (astNode instanceof LiteralExpressionSegment) {
                 LiteralExpressionSegment index = (LiteralExpressionSegment) astNode;
                 return new IndexOrderByItemSegment(index.getStartIndex(), index.getStopIndex(),
                         Integer.parseInt(index.getLiterals().toString()), OrderDirection.ASC, null);
             }
             return new ExpressionOrderByItemSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), getOriginalText(ctx), OrderDirection.ASC, null);
         }
         return new ExpressionOrderByItemSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), getOriginalText(ctx), OrderDirection.ASC, null);
     }

     @Override
     public ASTNode visitTargetList(final TargetListContext ctx) {
         ProjectionsSegment result = new ProjectionsSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex());
         if (null != ctx.targetList()) {
             ProjectionsSegment projections = (ProjectionsSegment) visit(ctx.targetList());
             result.getProjections().addAll(projections.getProjections());
         }
         ProjectionSegment projection = (ProjectionSegment) visit(ctx.targetEl());
         result.getProjections().add(projection);
         return result;
     }

     @Override
     public ASTNode visitTargetEl(final TargetElContext ctx) {
         ProjectionSegment result = createProjectionSegment(ctx, ctx.aExpr());
         if (null != ctx.identifier()) {
             ((AliasAvailable) result).setAlias(new AliasSegment(ctx.identifier().start.getStartIndex(), ctx.identifier().stop.getStopIndex(), new IdentifierValue(ctx.identifier().getText())));
         }
         return result;
     }

     private ProjectionSegment createProjectionSegment(final TargetElContext ctx, final AExprContext expr) {
         if (null != ctx.ASTERISK_()) {
             return new ShorthandProjectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex());
         }
         if (null != ctx.DOT_ASTERISK_()) {
             ShorthandProjectionSegment result = new ShorthandProjectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex());
             result.setOwner(new OwnerSegment(ctx.colId().start.getStartIndex(), ctx.colId().stop.getStopIndex(), new IdentifierValue(ctx.colId().getText())));
             return result;
         }
         if (null != ctx.aExpr()) {
             ASTNode projection = visit(ctx.aExpr());
             return createProjectionSegment(ctx, expr, projection);
         }
         return new ExpressionProjectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), getOriginalText(expr), null);
     }

     private ProjectionSegment createProjectionSegment(final TargetElContext ctx, final AExprContext expr, final ASTNode projection) {
         if (projection instanceof ColumnSegment) {
             return new ColumnProjectionSegment((ColumnSegment) projection);
         }
         if (projection instanceof AggregationProjectionSegment) {
             return (AggregationProjectionSegment) projection;
         }
         if (projection instanceof SubqueryExpressionSegment) {
             SubqueryExpressionSegment subqueryExpression = (SubqueryExpressionSegment) projection;
             String text = ctx.start.getInputStream().getText(new Interval(subqueryExpression.getStartIndex(), subqueryExpression.getStopIndex()));
             return new SubqueryProjectionSegment(subqueryExpression.getSubquery(), text);
         }
         if (projection instanceof ExistsSubqueryExpression) {
             ExistsSubqueryExpression existsSubqueryExpression = (ExistsSubqueryExpression) projection;
             String text = ctx.start.getInputStream().getText(new Interval(existsSubqueryExpression.getStartIndex(), existsSubqueryExpression.getStopIndex()));
             return new SubqueryProjectionSegment(existsSubqueryExpression.getSubquery(), text);
         }
         if (projection instanceof ExpressionSegment) {
             return new ExpressionProjectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), getOriginalText(expr), (ExpressionSegment) projection);
         }
         return new ExpressionProjectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), getOriginalText(expr), null);
     }

     @Override
     public ASTNode visitFromClause(final FromClauseContext ctx) {
         return visit(ctx.fromList());
     }

     @Override
     public ASTNode visitFromList(final FromListContext ctx) {
         if (null != ctx.fromList()) {
             JoinTableSegment result = new JoinTableSegment();
             result.setStartIndex(ctx.start.getStartIndex());
             result.setStopIndex(ctx.stop.getStopIndex());
             result.setLeft((TableSegment) visit(ctx.fromList()));
             result.setRight((TableSegment) visit(ctx.tableReference()));
             result.setJoinType(JoinType.COMMA.name());
             return result;
         }
         return visit(ctx.tableReference());
     }

     @Override
     public ASTNode visitTableReference(final TableReferenceContext ctx) {
         if (null != ctx.relationExpr()) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L415">415</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L412">412</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return new SubqueryExpressionSegment(subquerySegment);
     }

     @Override
     public ASTNode visitCaseExpr(final CaseExprContext ctx) {
         Collection&lt;ExpressionSegment&gt; whenExprs = new LinkedList&lt;&gt;();
         Collection&lt;ExpressionSegment&gt; thenExprs = new LinkedList&lt;&gt;();
         for (WhenClauseContext each : ctx.whenClauseList().whenClause()) {
             whenExprs.add((ExpressionSegment) visit(each.aExpr(0)));
             thenExprs.add((ExpressionSegment) visit(each.aExpr(1)));
         }
         ExpressionSegment caseExpr = null == ctx.caseArg() ? null : (ExpressionSegment) visit(ctx.caseArg().aExpr());
         ExpressionSegment elseExpr = null == ctx.caseDefault() ? null : (ExpressionSegment) visit(ctx.caseDefault().aExpr());
         return new CaseWhenExpression(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), caseExpr, whenExprs, thenExprs, elseExpr);
     }

     @Override
     public ASTNode visitFuncExpr(final FuncExprContext ctx) {
         if (null != ctx.functionExprCommonSubexpr()) {
             return visit(ctx.functionExprCommonSubexpr());
         }
         Collection&lt;ExpressionSegment&gt; expressionSegments = getExpressionSegments(getTargetRuleContextFromParseTree(ctx, AExprContext.class));
         // TODO replace aggregation segment
         String aggregationType = ctx.funcApplication().funcName().getText();
         if (AggregationType.isAggregationType(aggregationType)) {
             return createAggregationSegment(ctx.funcApplication(), aggregationType, expressionSegments);
         }
         FunctionSegment result = new FunctionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), ctx.funcApplication().funcName().getText(), getOriginalText(ctx));
         result.getParameters().addAll(expressionSegments);
         return result;
     }

     @Override
     public ASTNode visitFunctionExprCommonSubexpr(final FunctionExprCommonSubexprContext ctx) {
         if (null != ctx.CAST()) {
             return new TypeCastExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), ctx.getText(), (ExpressionSegment) visit(ctx.aExpr(0)), ctx.typeName().getText());
         }
         FunctionSegment result = new FunctionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), ctx.getChild(0).getText(), getOriginalText(ctx));
         Collection&lt;ExpressionSegment&gt; expressionSegments = getExpressionSegments(getTargetRuleContextFromParseTree(ctx, AExprContext.class));
         result.getParameters().addAll(expressionSegments);
         return result;
     }

     private &lt;T extends ParseTree&gt; Collection&lt;T&gt; getTargetRuleContextFromParseTree(final ParseTree parseTree, final Class&lt;? extends T&gt; clazz) {
         Collection&lt;T&gt; result = new LinkedList&lt;&gt;();
         for (int index = 0; index &lt; parseTree.getChildCount(); index++) {
             ParseTree child = parseTree.getChild(index);
             if (clazz.isInstance(child)) {
                 result.add(clazz.cast(child));
             } else {
                 result.addAll(getTargetRuleContextFromParseTree(child, clazz));
             }
         }
         return result;
     }

     private Collection&lt;ExpressionSegment&gt; getExpressionSegments(final Collection&lt;AExprContext&gt; aExprContexts) {
         Collection&lt;ExpressionSegment&gt; result = new LinkedList&lt;&gt;();
         for (AExprContext each : aExprContexts) {
             result.add((ExpressionSegment) visit(each));
         }
         return result;
     }

     @Override
     public ASTNode visitAexprConst(final AexprConstContext ctx) {
         LiteralValue&lt;?&gt; value;
         if (null != ctx.numberConst()) {
             value = new NumberLiteralValue(ctx.numberConst().getText());
         } else if (null != ctx.STRING_()) {
             value = new StringLiteralValue(ctx.STRING_().getText());
         } else if (null != ctx.FALSE()) {
             value = new BooleanLiteralValue(ctx.FALSE().getText());
         } else if (null != ctx.TRUE()) {
             value = new BooleanLiteralValue(ctx.TRUE().getText());
         } else if (null != ctx.NULL()) {
             value = new NullLiteralValue(ctx.getText());
         } else {
             value = new OtherLiteralValue(ctx.getText());
         }
         if (null != ctx.constTypeName() || null != ctx.funcName() &amp;&amp; null == ctx.LP_()) {
             LiteralExpressionSegment expression = new LiteralExpressionSegment(ctx.STRING_().getSymbol().getStartIndex(), ctx.STRING_().getSymbol().getStopIndex(), value.getValue().toString());
             String dataType = null != ctx.constTypeName() ? ctx.constTypeName().getText() : ctx.funcName().getText();
             return new TypeCastExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), ctx.getText(), expression, dataType);
         }
         return SQLUtils.createLiteralExpression(value, ctx.start.getStartIndex(), ctx.stop.getStopIndex(), ctx.getText());
     }

     @Override
     public ASTNode visitColumnref(final ColumnrefContext ctx) {
         if (null != ctx.indirection()) {
             AttrNameContext attrName = ctx.indirection().indirectionEl().attrName();
             ColumnSegment result = new ColumnSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), new IdentifierValue(attrName.getText()));
             OwnerSegment owner = new OwnerSegment(ctx.colId().start.getStartIndex(), ctx.colId().stop.getStopIndex(), new IdentifierValue(ctx.colId().getText()));
             result.setOwner(owner);
             return result;
         }
         return new ColumnSegment(ctx.colId().start.getStartIndex(), ctx.colId().stop.getStopIndex(), new IdentifierValue(ctx.colId().getText()));
     }

     private InExpression createInSegment(final AExprContext ctx) {
         ExpressionSegment left = (ExpressionSegment) visit(ctx.aExpr(0));
         ExpressionSegment right = createInExpressionSegment(ctx.inExpr());
         boolean not = null != ctx.NOT();
         return new InExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, not);
     }

     @SuppressWarnings(&quot;unchecked&quot;)
     private ExpressionSegment createInExpressionSegment(final InExprContext ctx) {
         if (null != ctx.selectWithParens()) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L223">223</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L338">338</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>for (ColumnNameContext each : ctx.columnName()) {
             result.getValue().add((ColumnSegment) visit(each));
         }
         return result;
     }

     @Override
     public final ASTNode visitExpr(final ExprContext ctx) {
         if (null != ctx.booleanPrimary()) {
             return visit(ctx.booleanPrimary());
         }
         if (null != ctx.LP_()) {
             return visit(ctx.expr(0));
         }
         if (null != ctx.andOperator()) {
             return createBinaryOperationExpression(ctx, ctx.andOperator().getText());
         }
         if (null != ctx.orOperator()) {
             return createBinaryOperationExpression(ctx, ctx.orOperator().getText());
         }
         return new NotExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), (ExpressionSegment) visit(ctx.expr(0)));
     }

     private ASTNode createBinaryOperationExpression(final ExprContext ctx, final String operator) {
         ExpressionSegment left = (ExpressionSegment) visit(ctx.expr(0));
         ExpressionSegment right = (ExpressionSegment) visit(ctx.expr(1));
         String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
         return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
     }

     @Override
     public final ASTNode visitBooleanPrimary(final BooleanPrimaryContext ctx) {
         if (null != ctx.IS()) {
             String rightText = &quot;&quot;;
             if (null != ctx.NOT()) {
                 rightText = rightText.concat(ctx.start.getInputStream().getText(new Interval(ctx.NOT().getSymbol().getStartIndex(),
                         ctx.NOT().getSymbol().getStopIndex()))).concat(&quot; &quot;);
             }
             Token operatorToken = null;
             if (null != ctx.NULL()) {
                 operatorToken = ctx.NULL().getSymbol();
             }
             if (null != ctx.TRUE()) {
                 operatorToken = ctx.TRUE().getSymbol();
             }
             if (null != ctx.FALSE()) {
                 operatorToken = ctx.FALSE().getSymbol();
             }
             int startIndex = null == operatorToken ? ctx.IS().getSymbol().getStopIndex() + 2 : operatorToken.getStartIndex();
             rightText = rightText.concat(ctx.start.getInputStream().getText(new Interval(startIndex, ctx.stop.getStopIndex())));
             ExpressionSegment right = new LiteralExpressionSegment(ctx.IS().getSymbol().getStopIndex() + 2, ctx.stop.getStopIndex(), rightText);
             String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
             ExpressionSegment left = (ExpressionSegment) visit(ctx.booleanPrimary());
             String operator = &quot;IS&quot;;
             return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
         }
         if (null != ctx.comparisonOperator() || null != ctx.SAFE_EQ_()) {
             return createCompareSegment(ctx);
         }
         return visit(ctx.predicate());
     }

     private ASTNode createCompareSegment(final BooleanPrimaryContext ctx) {
         ExpressionSegment left = (ExpressionSegment) visit(ctx.booleanPrimary());
         ExpressionSegment right;
         if (null != ctx.predicate()) {
             right = (ExpressionSegment) visit(ctx.predicate());
         } else {
             right = (ExpressionSegment) visit(ctx.subquery());
         }
         String operator = null != ctx.SAFE_EQ_() ? ctx.SAFE_EQ_().getText() : ctx.comparisonOperator().getText();
         String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
         return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
     }

     @Override
     public final ASTNode visitPredicate(final PredicateContext ctx) {
         if (null != ctx.IN()) {
             return createInSegment(ctx);
         }
         if (null != ctx.BETWEEN()) {
             return createBetweenSegment(ctx);
         }
         if (null != ctx.LIKE()) {
             return createBinaryOperationExpressionFromLike(ctx);
         }
         return visit(ctx.bitExpr(0));
     }

     private BinaryOperationExpression createBinaryOperationExpressionFromLike(final PredicateContext ctx) {
         ExpressionSegment left = (ExpressionSegment) visit(ctx.bitExpr(0));
         ListExpression right = new ListExpression(ctx.simpleExpr(0).start.getStartIndex(), ctx.simpleExpr().get(ctx.simpleExpr().size() - 1).stop.getStopIndex());
         for (SimpleExprContext each : ctx.simpleExpr()) {
             right.getItems().add((ExpressionSegment) visit(each));
         }
         String operator = null != ctx.NOT() ? &quot;NOT LIKE&quot; : &quot;LIKE&quot;;
         String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
         return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
     }

     private InExpression createInSegment(final PredicateContext ctx) {
         ExpressionSegment left = (ExpressionSegment) visit(ctx.bitExpr(0));
         ExpressionSegment right;
         if (null != ctx.subquery()) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L1223">1223</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L1175">1175</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return JoinType.INNER.name();
     }

     private JoinTableSegment visitJoinQual(final JoinQualContext ctx, final JoinTableSegment joinTableSource) {
         if (null != ctx.aExpr()) {
             ExpressionSegment condition = (ExpressionSegment) visit(ctx.aExpr());
             joinTableSource.setCondition(condition);
         }
         if (null != ctx.USING()) {
             joinTableSource.setUsing(generateUsingColumn(ctx.nameList()));
         }
         return joinTableSource;
     }

     private List&lt;ColumnSegment&gt; generateUsingColumn(final NameListContext ctx) {
         List&lt;ColumnSegment&gt; result = new ArrayList&lt;&gt;();
         if (null != ctx.nameList()) {
             result.addAll(generateUsingColumn(ctx.nameList()));
         }
         if (null != ctx.name()) {
             result.add(new ColumnSegment(ctx.name().start.getStartIndex(), ctx.name().stop.getStopIndex(), new IdentifierValue(ctx.name().getText())));
         }
         return result;
     }

     @Override
     public ASTNode visitAliasClause(final AliasClauseContext ctx) {
         StringBuilder aliasName = new StringBuilder(ctx.colId().getText());
         if (null != ctx.nameList()) {
             aliasName.append(ctx.LP_().getText());
             aliasName.append(ctx.nameList().getText());
             aliasName.append(ctx.RP_().getText());
         }
         return new AliasSegment(ctx.colId().start.getStartIndex(), ctx.stop.getStopIndex(), new IdentifierValue(aliasName.toString()));
     }

     private OwnerSegment createTableOwner(final IndirectionContext ctx) {
         AttrNameContext attrName = ctx.indirectionEl().attrName();
         return new OwnerSegment(attrName.start.getStartIndex(), attrName.stop.getStopIndex(), new IdentifierValue(attrName.getText()));
     }

     @Override
     public ASTNode visitWhereClause(final WhereClauseContext ctx) {
         ExpressionSegment expr = (ExpressionSegment) visit(ctx.aExpr());
         return new WhereSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), expr);
     }

     @Override
     public ASTNode visitSelectLimit(final SelectLimitContext ctx) {
         if (null != ctx.limitClause() &amp;&amp; null != ctx.offsetClause()) {
             return createLimitSegmentWhenLimitAndOffset(ctx);
         }
         return createLimitSegmentWhenRowCountOrOffsetAbsent(ctx);
     }

     @Override
     public ASTNode visitSelectLimitValue(final SelectLimitValueContext ctx) {
         if (null != ctx.ALL()) {
             return null;
         }
         ASTNode astNode = visit(ctx.cExpr());
         if (astNode instanceof ParameterMarkerExpressionSegment) {
             return new ParameterMarkerLimitValueSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), ((ParameterMarkerExpressionSegment) astNode).getParameterMarkerIndex());
         }
         return new NumberLiteralLimitValueSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), Long.parseLong(((LiteralExpressionSegment) astNode).getLiterals().toString()));
     }

     @Override
     public ASTNode visitSelectOffsetValue(final SelectOffsetValueContext ctx) {
         ASTNode astNode = visit(ctx.cExpr());
         if (astNode instanceof ParameterMarkerExpressionSegment) {
             return new ParameterMarkerLimitValueSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), ((ParameterMarkerExpressionSegment) astNode).getParameterMarkerIndex());
         }
         return new NumberLiteralLimitValueSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), Long.parseLong(((LiteralExpressionSegment) astNode).getLiterals().toString()));
     }

     @Override
     public ASTNode visitSelectFetchValue(final SelectFetchValueContext ctx) {
         ASTNode astNode = visit(ctx.cExpr());
         if (astNode instanceof ParameterMarkerExpressionSegment) {
             return new ParameterMarkerLimitValueSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), ((ParameterMarkerExpressionSegment) astNode).getParameterMarkerIndex());
         }
         return new NumberLiteralLimitValueSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), Long.parseLong(((LiteralExpressionSegment) astNode).getLiterals().toString()));
     }

     private LimitSegment createLimitSegmentWhenLimitAndOffset(final SelectLimitContext ctx) {
         ParseTree astNode0 = ctx.getChild(0);
         LimitValueSegment rowCount = null;
         LimitValueSegment offset = null;
         if (astNode0 instanceof LimitClauseContext) {
             rowCount = null == ctx.limitClause().selectLimitValue() ? null : (LimitValueSegment) visit(ctx.limitClause().selectLimitValue());
         } else {
             offset = (LimitValueSegment) visit(ctx.offsetClause().selectOffsetValue());
         }
         ParseTree astNode1 = ctx.getChild(1);
         if (astNode1 instanceof LimitClauseContext) {
             rowCount = null == ctx.limitClause().selectLimitValue() ? null : (LimitValueSegment) visit(ctx.limitClause().selectLimitValue());
         } else {
             offset = (LimitValueSegment) visit(ctx.offsetClause().selectOffsetValue());
         }
         return new LimitSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), offset, rowCount);
     }

     private LimitSegment createLimitSegmentWhenRowCountOrOffsetAbsent(final SelectLimitContext ctx) {
         if (null != ctx.limitClause()) {
             if (null != ctx.limitClause().selectOffsetValue()) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.html#L409">409</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.html#L522">522</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return new OpenGaussAlterDomainStatement();
     }

     @Override
     public ASTNode visitRenameTableSpecification(final RenameTableSpecificationContext ctx) {
         RenameTableDefinitionSegment result = new RenameTableDefinitionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex());
         TableNameSegment tableName = new TableNameSegment(ctx.identifier().start.getStartIndex(), ctx.identifier().stop.getStopIndex(), (IdentifierValue) visit(ctx.identifier()));
         result.setRenameTable(new SimpleTableSegment(tableName));
         return result;
     }

     @Override
     public ASTNode visitAddColumnSpecification(final AddColumnSpecificationContext ctx) {
         CollectionValue&lt;AddColumnDefinitionSegment&gt; result = new CollectionValue&lt;&gt;();
         ColumnDefinitionContext columnDefinition = ctx.columnDefinition();
         if (null != columnDefinition) {
             AddColumnDefinitionSegment addColumnDefinition = new AddColumnDefinitionSegment(
                     ctx.columnDefinition().getStart().getStartIndex(), columnDefinition.getStop().getStopIndex(), Collections.singletonList((ColumnDefinitionSegment) visit(columnDefinition)));
             result.getValue().add(addColumnDefinition);
         }
         return result;
     }

     @Override
     public ASTNode visitColumnDefinition(final ColumnDefinitionContext ctx) {
         ColumnSegment column = (ColumnSegment) visit(ctx.columnName());
         DataTypeSegment dataType = (DataTypeSegment) visit(ctx.dataType());
         boolean isPrimaryKey = ctx.columnConstraint().stream().anyMatch(each -&gt; null != each.columnConstraintOption() &amp;&amp; null != each.columnConstraintOption().primaryKey());
         // TODO parse not null
         ColumnDefinitionSegment result = new ColumnDefinitionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), column, dataType, isPrimaryKey, false);
         for (ColumnConstraintContext each : ctx.columnConstraint()) {
             if (null != each.columnConstraintOption().tableName()) {
                 result.getReferencedTables().add((SimpleTableSegment) visit(each.columnConstraintOption().tableName()));
             }
         }
         return result;
     }

     @Override
     public ASTNode visitTableConstraintUsingIndex(final TableConstraintUsingIndexContext ctx) {
         ConstraintDefinitionSegment result = new ConstraintDefinitionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex());
         if (null != ctx.constraintName()) {
             result.setConstraintName((ConstraintSegment) visit(ctx.constraintName()));
         }
         if (null != ctx.indexName()) {
             result.setIndexName((IndexSegment) visit(ctx.indexName()));
         }
         return result;
     }

     @SuppressWarnings(&quot;unchecked&quot;)
     @Override
     public ASTNode visitTableConstraint(final TableConstraintContext ctx) {
         ConstraintDefinitionSegment result = new ConstraintDefinitionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex());
         if (null != ctx.constraintClause()) {
             result.setConstraintName((ConstraintSegment) visit(ctx.constraintClause().constraintName()));
         }
         if (null != ctx.tableConstraintOption().primaryKey()) {
             result.getPrimaryKeyColumns().addAll(((CollectionValue&lt;ColumnSegment&gt;) visit(ctx.tableConstraintOption().columnNames(0))).getValue());
         }
         if (null != ctx.tableConstraintOption().FOREIGN()) {
             result.setReferencedTable((SimpleTableSegment) visit(ctx.tableConstraintOption().tableName()));
         }
         return result;
     }

     @Override
     public ASTNode visitModifyColumnSpecification(final ModifyColumnSpecificationContext ctx) {
         // TODO visit pk and table ref
         ColumnSegment column = (ColumnSegment) visit(ctx.modifyColumn().columnName());
         DataTypeSegment dataType = null == ctx.dataType() ? null : (DataTypeSegment) visit(ctx.dataType());
         ColumnDefinitionSegment columnDefinition = new ColumnDefinitionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), column, dataType, false, false);
         return new ModifyColumnDefinitionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), columnDefinition);
     }

     @Override
     public ASTNode visitDropColumnSpecification(final DropColumnSpecificationContext ctx) {
         return new DropColumnDefinitionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), Collections.singletonList((ColumnSegment) visit(ctx.columnName())));
     }

     @Override
     public ASTNode visitRenameColumnSpecification(final RenameColumnSpecificationContext ctx) {
         return new RenameColumnSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), (ColumnSegment) visit(ctx.columnName(0)), (ColumnSegment) visit(ctx.columnName(1)));
     }

     @SuppressWarnings(&quot;unchecked&quot;)
     @Override
     public ASTNode visitDropTable(final DropTableContext ctx) {
         boolean containsCascade = null != ctx.dropTableOpt() &amp;&amp; null != ctx.dropTableOpt().CASCADE();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/mode/manager/cluster/ClusterModeContextManager.java</td>
 <td>shardingsphere-cluster-mode-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mode/manager/cluster/ClusterModeContextManager.html#L40">40</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/mode/manager/cluster/NewClusterModeContextManager.java</td>
 <td>shardingsphere-cluster-mode-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mode/manager/cluster/NewClusterModeContextManager.html#L41">41</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public final class ClusterModeContextManager implements ModeContextManager, ContextManagerAware {

     private ContextManager contextManager;

     @Override
     public void createDatabase(final String databaseName) {
         contextManager.getMetaDataContexts().getPersistService().getDatabaseMetaDataService().addDatabase(databaseName);
     }

     @Override
     public void dropDatabase(final String databaseName) {
         contextManager.getMetaDataContexts().getPersistService().getDatabaseMetaDataService().dropDatabase(databaseName);
     }

     @Override
     public void createSchema(final String databaseName, final String schemaName) {
         contextManager.getMetaDataContexts().getPersistService().getDatabaseMetaDataService().addSchema(databaseName, schemaName);
     }

     @Override
     public void alterSchema(final AlterSchemaPOJO alterSchemaPOJO) {
         String databaseName = alterSchemaPOJO.getDatabaseName();
         String schemaName = alterSchemaPOJO.getSchemaName();
         ShardingSphereSchema schema = contextManager.getMetaDataContexts().getMetaData().getDatabase(databaseName).getSchema(schemaName);
         DatabaseMetaDataBasedPersistService databaseMetaDataService = contextManager.getMetaDataContexts().getPersistService().getDatabaseMetaDataService();
         databaseMetaDataService.persist(databaseName, alterSchemaPOJO.getRenameSchemaName(), schema);
         databaseMetaDataService.getViewMetaDataPersistService().persist(databaseName, alterSchemaPOJO.getRenameSchemaName(), schema.getViews());
         databaseMetaDataService.dropSchema(databaseName, schemaName);
     }

     @Override
     public void dropSchema(final String databaseName, final Collection&lt;String&gt; schemaNames) {
         DatabaseMetaDataBasedPersistService databaseMetaDataService = contextManager.getMetaDataContexts().getPersistService().getDatabaseMetaDataService();
         schemaNames.forEach(each -&gt; databaseMetaDataService.dropSchema(databaseName, each));
     }

     @Override
     public void alterSchemaMetaData(final AlterSchemaMetaDataPOJO alterSchemaMetaDataPOJO) {
         String databaseName = alterSchemaMetaDataPOJO.getDatabaseName();
         String schemaName = alterSchemaMetaDataPOJO.getSchemaName();
         Map&lt;String, ShardingSphereTable&gt; tables = alterSchemaMetaDataPOJO.getAlteredTables().stream().collect(Collectors.toMap(ShardingSphereTable::getName, table -&gt; table));
         Map&lt;String, ShardingSphereView&gt; views = alterSchemaMetaDataPOJO.getAlteredViews().stream().collect(Collectors.toMap(ShardingSphereView::getName, view -&gt; view));
         DatabaseMetaDataBasedPersistService databaseMetaDataService = contextManager.getMetaDataContexts().getPersistService().getDatabaseMetaDataService();
         databaseMetaDataService.getTableMetaDataPersistService().persist(databaseName, schemaName, tables);
         databaseMetaDataService.getViewMetaDataPersistService().persist(databaseName, schemaName, views);
         alterSchemaMetaDataPOJO.getDroppedTables().forEach(each -&gt; databaseMetaDataService.getTableMetaDataPersistService().delete(databaseName, schemaName, each));
         alterSchemaMetaDataPOJO.getDroppedViews().forEach(each -&gt; databaseMetaDataService.getViewMetaDataPersistService().delete(databaseName, schemaName, each));
     }

     @Override
     public void registerStorageUnits(final String databaseName, final Map&lt;String, DataSourceProperties&gt; toBeRegisterStorageUnitProps) {
         contextManager.getMetaDataContexts().getPersistService().getDataSourceService().append(databaseName, toBeRegisterStorageUnitProps);
     }

     @Override
     public void alterStorageUnits(final String databaseName, final Map&lt;String, DataSourceProperties&gt; toBeUpdatedStorageUnitProps) {
         contextManager.getMetaDataContexts().getPersistService().getDataSourceService().append(databaseName, toBeUpdatedStorageUnitProps);
     }

     @Override
     public void unregisterStorageUnits(final String databaseName, final Collection&lt;String&gt; toBeDroppedStorageUnitNames) {
         contextManager.getMetaDataContexts().getPersistService().getDataSourceService().persist(databaseName,
                 getToBeReversedDataSourcePropsMap(contextManager.getMetaDataContexts().getPersistService().getDataSourceService().load(databaseName), toBeDroppedStorageUnitNames));
     }

     private Map&lt;String, DataSourceProperties&gt; getToBeReversedDataSourcePropsMap(final Map&lt;String, DataSourceProperties&gt; dataSourcePropsMap, final Collection&lt;String&gt; toBeDroppedResourceNames) {
         return dataSourcePropsMap.entrySet().stream().filter(entry -&gt; !toBeDroppedResourceNames.contains(entry.getKey())).collect(Collectors.toMap(Map.Entry::getKey, Map.Entry::getValue));
     }

     @Override
     public void alterRuleConfiguration(final String databaseName, final Collection&lt;RuleConfiguration&gt; ruleConfigs) {
         contextManager.getMetaDataContexts().getPersistService().getDatabaseRulePersistService().persist(databaseName, ruleConfigs);
     }

     @Override
     public void alterGlobalRuleConfiguration(final Collection&lt;RuleConfiguration&gt; globalRuleConfigs) {
         contextManager.getMetaDataContexts().getPersistService().getGlobalRuleService().persist(globalRuleConfigs);
     }

     @Override
     public void alterProperties(final Properties props) {
         contextManager.getMetaDataContexts().getPersistService().getPropsService().persist(props);
     }

     @Override
     public void setContextManagerAware(final ContextManager contextManager) {
         this.contextManager = contextManager;
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.html#L1025">1025</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.html#L1221">1221</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}

     @Override
     public ASTNode visitNext(final NextContext ctx) {
         DirectionSegment result = new DirectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex());
         result.setDirectionType(DirectionType.NEXT);
         return result;
     }

     @Override
     public ASTNode visitPrior(final PriorContext ctx) {
         DirectionSegment result = new DirectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex());
         result.setDirectionType(DirectionType.PRIOR);
         return result;
     }

     @Override
     public ASTNode visitFirst(final FirstContext ctx) {
         DirectionSegment result = new DirectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex());
         result.setDirectionType(DirectionType.FIRST);
         return result;
     }

     @Override
     public ASTNode visitLast(final LastContext ctx) {
         DirectionSegment result = new DirectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex());
         result.setDirectionType(DirectionType.LAST);
         return result;
     }

     @Override
     public ASTNode visitAbsoluteCount(final AbsoluteCountContext ctx) {
         DirectionSegment result = new DirectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex());
         result.setDirectionType(DirectionType.ABSOLUTE_COUNT);
         result.setCount(((NumberLiteralValue) visit(ctx.signedIconst())).getValue().longValue());
         return result;
     }

     @Override
     public ASTNode visitRelativeCount(final RelativeCountContext ctx) {
         DirectionSegment result = new DirectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex());
         result.setDirectionType(DirectionType.RELATIVE_COUNT);
         result.setCount(((NumberLiteralValue) visit(ctx.signedIconst())).getValue().longValue());
         return result;
     }

     @Override
     public ASTNode visitCount(final CountContext ctx) {
         DirectionSegment result = new DirectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex());
         result.setDirectionType(DirectionType.COUNT);
         result.setCount(((NumberLiteralValue) visit(ctx.signedIconst())).getValue().longValue());
         return result;
     }

     @Override
     public ASTNode visitAll(final AllContext ctx) {
         DirectionSegment result = new DirectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex());
         result.setDirectionType(DirectionType.ALL);
         return result;
     }

     @Override
     public ASTNode visitForward(final ForwardContext ctx) {
         DirectionSegment result = new DirectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex());
         result.setDirectionType(DirectionType.FORWARD);
         return result;
     }

     @Override
     public ASTNode visitForwardCount(final ForwardCountContext ctx) {
         DirectionSegment result = new DirectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex());
         result.setDirectionType(DirectionType.FORWARD_COUNT);
         result.setCount(((NumberLiteralValue) visit(ctx.signedIconst())).getValue().longValue());
         return result;
     }

     @Override
     public ASTNode visitForwardAll(final ForwardAllContext ctx) {
         DirectionSegment result = new DirectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex());
         result.setDirectionType(DirectionType.FORWARD_ALL);
         return result;
     }

     @Override
     public ASTNode visitBackward(final BackwardContext ctx) {
         DirectionSegment result = new DirectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex());
         result.setDirectionType(DirectionType.BACKWARD);
         return result;
     }

     @Override
     public ASTNode visitBackwardCount(final BackwardCountContext ctx) {
         DirectionSegment result = new DirectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex());
         result.setDirectionType(DirectionType.BACKWARD_COUNT);
         result.setCount(((NumberLiteralValue) visit(ctx.signedIconst())).getValue().longValue());
         return result;
     }

     @Override
     public ASTNode visitBackwardAll(final BackwardAllContext ctx) {
         DirectionSegment result = new DirectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex());
         result.setDirectionType(DirectionType.BACKWARD_ALL);
         return result;
     }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/driver/jdbc/unsupported/AbstractUnsupportedOperationResultSet.java</td>
 <td>shardingsphere-jdbc-core</td>
 <td><a href="./xref/org/apache/shardingsphere/driver/jdbc/unsupported/AbstractUnsupportedOperationResultSet.html#L31">31</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sqlfederation/executor/resultset/AbstractUnsupportedOperationResultSet.java</td>
 <td>shardingsphere-sql-federation-core</td>
 <td><a href="./xref/org/apache/shardingsphere/sqlfederation/executor/resultset/AbstractUnsupportedOperationResultSet.html#L31">31</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public abstract class AbstractUnsupportedOperationResultSet extends AbstractUnsupportedUpdateOperationResultSet {

     @Override
     public boolean previous() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;previous&quot;);
     }

     @Override
     public boolean isBeforeFirst() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;isBeforeFirst&quot;);
     }

     @Override
     public boolean isAfterLast() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;isAfterLast&quot;);
     }

     @Override
     public boolean isFirst() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;isFirst&quot;);
     }

     @Override
     public boolean isLast() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;isLast&quot;);
     }

     @Override
     public void beforeFirst() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;beforeFirst&quot;);
     }

     @Override
     public void afterLast() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;afterLast&quot;);
     }

     @Override
     public boolean first() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;first&quot;);
     }

     @Override
     public boolean last() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;last&quot;);
     }

     @Override
     public boolean absolute(final int row) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;absolute&quot;);
     }

     @Override
     public boolean relative(final int rows) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;relative&quot;);
     }

     @Override
     public int getRow() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getRow&quot;);
     }

     @Override
     public final void insertRow() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;insertRow&quot;);
     }

     @Override
     public final void updateRow() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;updateRow&quot;);
     }

     @Override
     public final void deleteRow() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;deleteRow&quot;);
     }

     @Override
     public final void refreshRow() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;refreshRow&quot;);
     }

     @Override
     public final void cancelRowUpdates() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;cancelRowUpdates&quot;);
     }

     @Override
     public final void moveToInsertRow() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;moveToInsertRow&quot;);
     }

     @Override
     public final void moveToCurrentRow() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;moveToCurrentRow&quot;);
     }

     @Override
     public final boolean rowInserted() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;rowInserted&quot;);
     }

     @Override
     public final boolean rowUpdated() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;rowUpdated&quot;);
     }

     @Override
     public final boolean rowDeleted() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;rowDeleted&quot;);
     }

     @Override
     public final String getCursorName() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getCursorName&quot;);
     }

     @Override
     public final int getHoldability() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getHoldability&quot;);
     }

     @Override
     public final NClob getNClob(final int columnIndex) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getNClob&quot;);
     }

     @Override
     public final NClob getNClob(final String columnLabel) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getNClob&quot;);
     }

     @Override
     public final Reader getNCharacterStream(final int columnIndex) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getNCharacterStream&quot;);
     }

     @Override
     public final Reader getNCharacterStream(final String columnLabel) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getNCharacterStream&quot;);
     }

     @Override
     public final Ref getRef(final int columnIndex) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getRef&quot;);
     }

     @Override
     public final Ref getRef(final String columnLabel) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getRef&quot;);
     }

     @Override
     public final RowId getRowId(final int columnIndex) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getRowId&quot;);
     }

     @Override
     public final RowId getRowId(final String columnLabel) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getRowId&quot;);
     }

     @Override
     public &lt;T&gt; T getObject(final int columnIndex, final Class&lt;T&gt; type) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getObject with type&quot;);
     }

     @Override
     public &lt;T&gt; T getObject(final String columnLabel, final Class&lt;T&gt; type) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getObject with type&quot;);
     }

     @Override
     public final Object getObject(final String columnLabel, final Map&lt;String, Class&lt;?&gt;&gt; map) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getObject with map&quot;);
     }

     @Override
     public final Object getObject(final int columnIndex, final Map&lt;String, Class&lt;?&gt;&gt; map) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getObject with map&quot;);
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L787">787</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L761">761</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>@Override
     public ASTNode visitInsertColumnList(final InsertColumnListContext ctx) {
         CollectionValue&lt;ColumnSegment&gt; result = new CollectionValue&lt;&gt;();
         if (null != ctx.insertColumnList()) {
             result.getValue().addAll(((CollectionValue&lt;ColumnSegment&gt;) visit(ctx.insertColumnList())).getValue());
         }
         result.getValue().add((ColumnSegment) visit(ctx.insertColumnItem()));
         return result;
     }

     @Override
     public ASTNode visitInsertColumnItem(final InsertColumnItemContext ctx) {
         if (null == ctx.optIndirection().indirectionEl()) {
             return new ColumnSegment(ctx.colId().start.getStartIndex(), ctx.colId().stop.getStopIndex(), new IdentifierValue(ctx.colId().getText()));
         }
         ColumnSegment result = new ColumnSegment(
                 ctx.colId().start.getStartIndex(), ctx.optIndirection().stop.getStopIndex(), new IdentifierValue(ctx.optIndirection().indirectionEl().attrName().getText()));
         result.setOwner(new OwnerSegment(ctx.colId().start.getStartIndex(), ctx.colId().stop.getStopIndex(), new IdentifierValue(ctx.colId().getText())));
         return result;
     }

     private Collection&lt;InsertValuesSegment&gt; createInsertValuesSegments(final ValuesClauseContext ctx) {
         Collection&lt;InsertValuesSegment&gt; result = new LinkedList&lt;&gt;();
         if (null != ctx.valuesClause()) {
             Collection&lt;InsertValuesSegment&gt; expressions = createInsertValuesSegments(ctx.valuesClause());
             result.addAll(expressions);
         }
         Collection&lt;ExpressionSegment&gt; expressions = createInsertValuesSegments(ctx.exprList());
         InsertValuesSegment insertValuesSegment = new InsertValuesSegment(ctx.LP_().getSymbol().getStartIndex(), ctx.RP_().getSymbol().getStopIndex(), (List&lt;ExpressionSegment&gt;) expressions);
         result.add(insertValuesSegment);
         return result;
     }

     private Collection&lt;ExpressionSegment&gt; createInsertValuesSegments(final ExprListContext ctx) {
         Collection&lt;ExpressionSegment&gt; result = new LinkedList&lt;&gt;();
         if (null != ctx.exprList()) {
             Collection&lt;ExpressionSegment&gt; tmpResult = createInsertValuesSegments(ctx.exprList());
             result.addAll(tmpResult);
         }
         ExpressionSegment expr = (ExpressionSegment) visit(ctx.aExpr());
         result.add(expr);
         return result;
     }

     private Collection&lt;AssignmentSegment&gt; generateAssignmentSegments(final SetClauseListContext ctx) {
         Collection&lt;AssignmentSegment&gt; result = new LinkedList&lt;&gt;();
         if (null != ctx.setClauseList()) {
             Collection&lt;AssignmentSegment&gt; tmpResult = generateAssignmentSegments(ctx.setClauseList());
             result.addAll(tmpResult);
         }
         AssignmentSegment assignmentSegment = (AssignmentSegment) visit(ctx.setClause());
         result.add(assignmentSegment);
         return result;
     }

     @Override
     public ASTNode visitSetClause(final SetClauseContext ctx) {
         ColumnSegment columnSegment = (ColumnSegment) visit(ctx.setTarget());
         List&lt;ColumnSegment&gt; columnSegments = new LinkedList&lt;&gt;();
         columnSegments.add(columnSegment);
         ExpressionSegment expressionSegment = (ExpressionSegment) visit(ctx.aExpr());
         return new ColumnAssignmentSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), columnSegments, expressionSegment);
     }

     @Override
     public ASTNode visitSetTarget(final SetTargetContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L434">434</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L451">451</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
     }

     private BetweenExpression createBetweenSegment(final PredicateContext ctx) {
         ExpressionSegment left = (ExpressionSegment) visit(ctx.bitExpr(0));
         ExpressionSegment between = (ExpressionSegment) visit(ctx.bitExpr(1));
         ExpressionSegment and = (ExpressionSegment) visit(ctx.predicate());
         boolean not = null != ctx.NOT();
         return new BetweenExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, between, and, not);
     }

     @Override
     public final ASTNode visitBitExpr(final BitExprContext ctx) {
         if (null != ctx.simpleExpr()) {
             return createExpressionSegment(visit(ctx.simpleExpr()), ctx);
         }
         ExpressionSegment left = (ExpressionSegment) visit(ctx.getChild(0));
         ExpressionSegment right = (ExpressionSegment) visit(ctx.getChild(2));
         String operator = ctx.getChild(1).getText();
         String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
         return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
     }

     private ASTNode createExpressionSegment(final ASTNode astNode, final ParserRuleContext context) {
         if (astNode instanceof StringLiteralValue) {
             return new LiteralExpressionSegment(context.start.getStartIndex(), context.stop.getStopIndex(), ((StringLiteralValue) astNode).getValue());
         }
         if (astNode instanceof NumberLiteralValue) {
             return new LiteralExpressionSegment(context.start.getStartIndex(), context.stop.getStopIndex(), ((NumberLiteralValue) astNode).getValue());
         }
         if (astNode instanceof BooleanLiteralValue) {
             return new LiteralExpressionSegment(context.start.getStartIndex(), context.stop.getStopIndex(), ((BooleanLiteralValue) astNode).getValue());
         }
         if (astNode instanceof ParameterMarkerValue) {
             ParameterMarkerValue parameterMarker = (ParameterMarkerValue) astNode;
             ParameterMarkerExpressionSegment segment = new ParameterMarkerExpressionSegment(context.start.getStartIndex(), context.stop.getStopIndex(),
                     parameterMarker.getValue(), parameterMarker.getType());
             parameterMarkerSegments.add(segment);
             return segment;
         }
         if (astNode instanceof SubquerySegment) {
             return new SubqueryExpressionSegment((SubquerySegment) astNode);
         }
         if (astNode instanceof OtherLiteralValue) {
             return new CommonExpressionSegment(context.getStart().getStartIndex(), context.getStop().getStopIndex(), context.getText());
         }
         return astNode;
     }

     @Override
     public final ASTNode visitSimpleExpr(final SimpleExprContext ctx) {
         int startIndex = ctx.getStart().getStartIndex();
         int stopIndex = ctx.getStop().getStopIndex();
         if (null != ctx.subquery()) {
             return new SubquerySegment(startIndex, stopIndex, (OracleSelectStatement) visit(ctx.subquery()));</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L224">224</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L224">224</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L273">273</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>return null != unreservedWord ? visit(unreservedWord) : new IdentifierValue(ctx.getText());
     }

     @Override
     public final ASTNode visitUnreservedWord(final UnreservedWordContext ctx) {
         return new IdentifierValue(ctx.getText());
     }

     @Override
     public final ASTNode visitSchemaName(final SchemaNameContext ctx) {
         return visit(ctx.identifier());
     }

     @Override
     public final ASTNode visitTableName(final TableNameContext ctx) {
         SimpleTableSegment result = new SimpleTableSegment(new TableNameSegment(ctx.name().getStart().getStartIndex(), ctx.name().getStop().getStopIndex(), (IdentifierValue) visit(ctx.name())));
         OwnerContext owner = ctx.owner();
         if (null != owner) {
             result.setOwner(new OwnerSegment(owner.getStart().getStartIndex(), owner.getStop().getStopIndex(), (IdentifierValue) visit(owner.identifier())));
         }
         return result;
     }

     @Override
     public final ASTNode visitColumnName(final ColumnNameContext ctx) {
         ColumnSegment result = new ColumnSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), (IdentifierValue) visit(ctx.name()));
         OwnerContext owner = ctx.owner();
         if (null != owner) {
             result.setOwner(new OwnerSegment(owner.getStart().getStartIndex(), owner.getStop().getStopIndex(), (IdentifierValue) visit(owner.identifier())));
         }
         return result;
     }

     @Override
     public final ASTNode visitIndexName(final IndexNameContext ctx) {
         IndexNameSegment indexName = new IndexNameSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), (IdentifierValue) visit(ctx.identifier()));
         return new IndexSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), indexName);
     }

     @Override
     public final ASTNode visitConstraintName(final ConstraintNameContext ctx) {
         return new ConstraintSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), (IdentifierValue) visit(ctx.identifier()));
     }

     @Override
     public final ASTNode visitTableNames(final TableNamesContext ctx) {
         CollectionValue&lt;SimpleTableSegment&gt; result = new CollectionValue&lt;&gt;();
         for (TableNameContext each : ctx.tableName()) {
             result.getValue().add((SimpleTableSegment) visit(each));
         }
         return result;
     }

     @Override
     public final ASTNode visitColumnNames(final ColumnNamesContext ctx) {
         CollectionValue&lt;ColumnSegment&gt; result = new CollectionValue&lt;&gt;();
         for (ColumnNameContext each : ctx.columnName()) {
             result.getValue().add((ColumnSegment) visit(each));
         }
         return result;
     }

     @Override
     public ASTNode visitAExpr(final AExprContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/mode/metadata/MetaDataContextsFactory.java</td>
 <td>shardingsphere-mode-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mode/metadata/MetaDataContextsFactory.html#L113">113</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/mode/metadata/NewMetaDataContextsFactory.java</td>
 <td>shardingsphere-mode-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mode/metadata/NewMetaDataContextsFactory.html#L115">115</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>final Map&lt;String, DatabaseConfiguration&gt; databaseConfigs, final MetaDataPersistService persistService) {
         Map&lt;String, DataSource&gt; effectiveDataSources = persistService.getEffectiveDataSources(databaseName, databaseConfigs);
         Collection&lt;RuleConfiguration&gt; databaseRuleConfigs = persistService.getDatabaseRulePersistService().load(databaseName);
         return new DataSourceProvidedDatabaseConfiguration(effectiveDataSources, databaseRuleConfigs);
     }

     private static void checkDataSourceStates(final Map&lt;String, DatabaseConfiguration&gt; databaseConfigs, final Map&lt;String, StorageNodeDataSource&gt; storageNodes, final boolean force) {
         Map&lt;String, DataSourceState&gt; storageDataSourceStates = getStorageDataSourceStates(storageNodes);
         databaseConfigs.forEach((key, value) -&gt; {
             if (!value.getDataSources().isEmpty()) {
                 DataSourceStateManager.getInstance().initStates(key, value.getDataSources(), storageDataSourceStates, force);
             }
         });
     }

     private static Map&lt;String, DataSourceState&gt; getStorageDataSourceStates(final Map&lt;String, StorageNodeDataSource&gt; storageDataSourceStates) {
         Map&lt;String, DataSourceState&gt; result = new HashMap&lt;&gt;(storageDataSourceStates.size(), 1F);
         storageDataSourceStates.forEach((key, value) -&gt; {
             List&lt;String&gt; values = Splitter.on(&quot;.&quot;).splitToList(key);
             Preconditions.checkArgument(3 == values.size(), &quot;Illegal data source of storage node.&quot;);
             String databaseName = values.get(0);
             String dataSourceName = values.get(2);
             result.put(databaseName + &quot;.&quot; + dataSourceName, DataSourceState.valueOf(value.getStatus().name()));
         });
         return result;
     }

     private static void persistDatabaseConfigurations(final MetaDataContexts metadataContexts, final ContextManagerBuilderParameter param) {
         metadataContexts.getPersistService().persistGlobalRuleConfiguration(param.getGlobalRuleConfigs(), param.getProps());
         for (Entry&lt;String, ? extends DatabaseConfiguration&gt; entry : param.getDatabaseConfigs().entrySet()) {
             String databaseName = entry.getKey();
             metadataContexts.getPersistService().persistConfigurations(entry.getKey(), entry.getValue(),
                     metadataContexts.getMetaData().getDatabase(databaseName).getResourceMetaData().getDataSources(),
                     metadataContexts.getMetaData().getDatabase(databaseName).getRuleMetaData().getRules());
         }
     }

     private static void persistMetaData(final MetaDataContexts metaDataContexts) {
         metaDataContexts.getMetaData().getDatabases().values().forEach(each -&gt; each.getSchemas()
                 .forEach((schemaName, schema) -&gt; metaDataContexts.getPersistService().getDatabaseMetaDataService().persist(each.getName(), schemaName, schema)));
         metaDataContexts.getShardingSphereData().getDatabaseData().forEach((databaseName, databaseData) -&gt; databaseData.getSchemaData().forEach((schemaName, schemaData) -&gt; metaDataContexts
                 .getPersistService().getShardingSphereDataPersistService().persist(databaseName, schemaName, schemaData, metaDataContexts.getMetaData().getDatabases())));
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L334">334</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L449">449</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}
         boolean not = null != ctx.NOT();
         return new InExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, not);
     }

     private BetweenExpression createBetweenSegment(final PredicateContext ctx) {
         ExpressionSegment left = (ExpressionSegment) visit(ctx.bitExpr(0));
         ExpressionSegment between = (ExpressionSegment) visit(ctx.bitExpr(1));
         ExpressionSegment and = (ExpressionSegment) visit(ctx.predicate());
         boolean not = null != ctx.NOT();
         return new BetweenExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, between, and, not);
     }

     @Override
     public final ASTNode visitBitExpr(final BitExprContext ctx) {
         if (null != ctx.simpleExpr()) {
             return createExpressionSegment(visit(ctx.simpleExpr()), ctx);
         }
         ExpressionSegment left = (ExpressionSegment) visit(ctx.getChild(0));
         ExpressionSegment right = (ExpressionSegment) visit(ctx.getChild(2));
         String operator = ctx.getChild(1).getText();
         String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
         return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
     }

     private ASTNode createExpressionSegment(final ASTNode astNode, final ParserRuleContext context) {
         if (astNode instanceof StringLiteralValue) {
             return new LiteralExpressionSegment(context.start.getStartIndex(), context.stop.getStopIndex(), ((StringLiteralValue) astNode).getValue());
         }
         if (astNode instanceof NumberLiteralValue) {
             return new LiteralExpressionSegment(context.start.getStartIndex(), context.stop.getStopIndex(), ((NumberLiteralValue) astNode).getValue());
         }
         if (astNode instanceof BooleanLiteralValue) {
             return new LiteralExpressionSegment(context.start.getStartIndex(), context.stop.getStopIndex(), ((BooleanLiteralValue) astNode).getValue());
         }
         if (astNode instanceof ParameterMarkerValue) {
             ParameterMarkerValue parameterMarker = (ParameterMarkerValue) astNode;
             ParameterMarkerExpressionSegment segment = new ParameterMarkerExpressionSegment(context.start.getStartIndex(), context.stop.getStopIndex(),
                     parameterMarker.getValue(), parameterMarker.getType());
             parameterMarkerSegments.add(segment);
             return segment;
         }
         if (astNode instanceof SubquerySegment) {
             return new SubqueryExpressionSegment((SubquerySegment) astNode);
         }
         if (astNode instanceof OtherLiteralValue) {
             return new CommonExpressionSegment(context.getStart().getStartIndex(), context.getStop().getStopIndex(), ((OtherLiteralValue) astNode).getValue());</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L413">413</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L538">538</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return new ExpressionProjectionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), getOriginalText(ctx));
     }

     @Override
     public final ASTNode visitFunctionCall(final FunctionCallContext ctx) {
         if (null != ctx.aggregationFunction()) {
             return visit(ctx.aggregationFunction());
         }
         if (null != ctx.specialFunction()) {
             return visit(ctx.specialFunction());
         }
         if (null != ctx.regularFunction()) {
             return visit(ctx.regularFunction());
         }
         throw new IllegalStateException(&quot;FunctionCallContext must have aggregationFunction, regularFunction or specialFunction.&quot;);
     }

     @Override
     public final ASTNode visitAggregationFunction(final AggregationFunctionContext ctx) {
         String aggregationType = ctx.aggregationFunctionName().getText();
         return AggregationType.isAggregationType(aggregationType)
                 ? createAggregationSegment(ctx, aggregationType)
                 : new ExpressionProjectionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), getOriginalText(ctx));
     }

     private ASTNode createAggregationSegment(final AggregationFunctionContext ctx, final String aggregationType) {
         AggregationType type = AggregationType.valueOf(aggregationType.toUpperCase());
         String innerExpression = ctx.start.getInputStream().getText(new Interval(ctx.LP_().getSymbol().getStartIndex(), ctx.stop.getStopIndex()));
         if (null != ctx.distinct()) {
             AggregationDistinctProjectionSegment result = new AggregationDistinctProjectionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(),
                     type, innerExpression, getDistinctExpression(ctx));
             result.getParameters().addAll(getExpressions(ctx));
             return result;
         }
         AggregationProjectionSegment result = new AggregationProjectionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), type, innerExpression);
         result.getParameters().addAll(getExpressions(ctx));
         return result;
     }

     private Collection&lt;ExpressionSegment&gt; getExpressions(final AggregationFunctionContext ctx) {
         if (null == ctx.expr()) {
             return Collections.emptyList();
         }
         Collection&lt;ExpressionSegment&gt; result = new LinkedList&lt;&gt;();
         for (ExprContext each : ctx.expr()) {
             result.add((ExpressionSegment) visit(each));
         }
         return result;
     }

     private String getDistinctExpression(final AggregationFunctionContext ctx) {
         StringBuilder result = new StringBuilder();
         for (int i = 3; i &lt; ctx.getChildCount() - 1; i++) {
             result.append(ctx.getChild(i).getText());
         }
         return result.toString();
     }

     @Override
     public final ASTNode visitSpecialFunction(final SpecialFunctionContext ctx) {
         if (null != ctx.castFunction()) {
             return visit(ctx.castFunction());
         }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/metadata/persist/MetaDataPersistService.java</td>
 <td>shardingsphere-metadata-core</td>
 <td><a href="./xref/org/apache/shardingsphere/metadata/persist/MetaDataPersistService.html#L72">72</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/metadata/persist/NewMetaDataPersistService.java</td>
 <td>shardingsphere-metadata-core</td>
 <td><a href="./xref/org/apache/shardingsphere/metadata/persist/NewMetaDataPersistService.html#L74">74</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>propsService = new PropertiesPersistService(repository);
         metaDataVersionPersistService = new MetaDataVersionPersistService(repository);
         shardingSphereDataPersistService = new ShardingSphereDataPersistService(repository);
     }

     /**
      * Persist global rule configurations.
      *
      * @param globalRuleConfigs global rule configurations
      * @param props properties
      */
     @Override
     public void persistGlobalRuleConfiguration(final Collection&lt;RuleConfiguration&gt; globalRuleConfigs, final Properties props) {
         globalRuleService.persist(globalRuleConfigs);
         propsService.persist(props);
     }

     /**
      * Persist configurations.
      *
      * @param databaseName database name
      * @param databaseConfigs database configurations
      * @param dataSources data sources
      * @param rules rules
      */
     @Override
     public void persistConfigurations(final String databaseName, final DatabaseConfiguration databaseConfigs,
                                       final Map&lt;String, DataSource&gt; dataSources, final Collection&lt;ShardingSphereRule&gt; rules) {
         Map&lt;String, DataSourceProperties&gt; dataSourcePropertiesMap = getDataSourcePropertiesMap(databaseConfigs.getDataSources());
         if (dataSourcePropertiesMap.isEmpty() &amp;&amp; databaseConfigs.getRuleConfigurations().isEmpty()) {
             databaseMetaDataService.addDatabase(databaseName);
         } else {
             dataSourceService.persist(databaseName, getDataSourcePropertiesMap(databaseConfigs.getDataSources()));
             databaseRulePersistService.persist(databaseName, databaseConfigs.getRuleConfigurations());
         }
     }

     private Map&lt;String, DataSourceProperties&gt; getDataSourcePropertiesMap(final Map&lt;String, DataSource&gt; dataSourceMap) {
         Map&lt;String, DataSourceProperties&gt; result = new LinkedHashMap&lt;&gt;(dataSourceMap.size(), 1F);
         for (Entry&lt;String, DataSource&gt; entry : dataSourceMap.entrySet()) {
             result.put(entry.getKey(), DataSourcePropertiesCreator.create(entry.getValue()));
         }
         return result;
     }

     /**
      * Get effective data sources.
      *
      * @param databaseName database name
      * @param databaseConfigs database configurations
      * @return effective data sources
      */
     @Override
     public Map&lt;String, DataSource&gt; getEffectiveDataSources(final String databaseName, final Map&lt;String, ? extends DatabaseConfiguration&gt; databaseConfigs) {
         Map&lt;String, DataSourceProperties&gt; persistedDataPropsMap = dataSourceService.load(databaseName);
         return databaseConfigs.containsKey(databaseName)
                 ? mergeEffectiveDataSources(persistedDataPropsMap, databaseConfigs.get(databaseName).getDataSources())
                 : DataSourcePoolCreator.create(persistedDataPropsMap);
     }

     private Map&lt;String, DataSource&gt; mergeEffectiveDataSources(final Map&lt;String, DataSourceProperties&gt; persistedDataSourcePropsMap, final Map&lt;String, DataSource&gt; localConfiguredDataSources) {
         Map&lt;String, DataSource&gt; result = new LinkedHashMap&lt;&gt;(persistedDataSourcePropsMap.size(), 1F);
         for (Entry&lt;String, DataSourceProperties&gt; entry : persistedDataSourcePropsMap.entrySet()) {
             String dataSourceName = entry.getKey();
             DataSourceProperties persistedDataSourceProps = entry.getValue();
             DataSource localConfiguredDataSource = localConfiguredDataSources.get(dataSourceName);
             if (null == localConfiguredDataSource) {
                 result.put(dataSourceName, DataSourcePoolCreator.create(persistedDataSourceProps));
             } else if (DataSourcePropertiesCreator.create(localConfiguredDataSource).equals(persistedDataSourceProps)) {
                 result.put(dataSourceName, localConfiguredDataSource);
             } else {
                 result.put(dataSourceName, DataSourcePoolCreator.create(persistedDataSourceProps));
                 new DataSourcePoolDestroyer(localConfiguredDataSource).asyncDestroy();
             }
         }
         return result;
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L434">434</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L336">336</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
     }

     private BetweenExpression createBetweenSegment(final PredicateContext ctx) {
         ExpressionSegment left = (ExpressionSegment) visit(ctx.bitExpr(0));
         ExpressionSegment between = (ExpressionSegment) visit(ctx.bitExpr(1));
         ExpressionSegment and = (ExpressionSegment) visit(ctx.predicate());
         boolean not = null != ctx.NOT();
         return new BetweenExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, between, and, not);
     }

     @Override
     public final ASTNode visitBitExpr(final BitExprContext ctx) {
         if (null != ctx.simpleExpr()) {
             return createExpressionSegment(visit(ctx.simpleExpr()), ctx);
         }
         ExpressionSegment left = (ExpressionSegment) visit(ctx.getChild(0));
         ExpressionSegment right = (ExpressionSegment) visit(ctx.getChild(2));
         String operator = ctx.getChild(1).getText();
         String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
         return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
     }

     private ASTNode createExpressionSegment(final ASTNode astNode, final ParserRuleContext context) {
         if (astNode instanceof StringLiteralValue) {
             return new LiteralExpressionSegment(context.start.getStartIndex(), context.stop.getStopIndex(), ((StringLiteralValue) astNode).getValue());
         }
         if (astNode instanceof NumberLiteralValue) {
             return new LiteralExpressionSegment(context.start.getStartIndex(), context.stop.getStopIndex(), ((NumberLiteralValue) astNode).getValue());
         }
         if (astNode instanceof BooleanLiteralValue) {
             return new LiteralExpressionSegment(context.start.getStartIndex(), context.stop.getStopIndex(), ((BooleanLiteralValue) astNode).getValue());
         }
         if (astNode instanceof ParameterMarkerValue) {
             ParameterMarkerValue parameterMarker = (ParameterMarkerValue) astNode;
             ParameterMarkerExpressionSegment segment = new ParameterMarkerExpressionSegment(context.start.getStartIndex(), context.stop.getStopIndex(),
                     parameterMarker.getValue(), parameterMarker.getType());
             parameterMarkerSegments.add(segment);
             return segment;
         }
         if (astNode instanceof SubquerySegment) {
             return new SubqueryExpressionSegment((SubquerySegment) astNode);
         }
         if (astNode instanceof OtherLiteralValue) {
             return new CommonExpressionSegment(context.getStart().getStartIndex(), context.getStop().getStopIndex(), context.getText());</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L415">415</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L246">246</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L361">361</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>private BinaryOperationExpression createBinaryOperationExpression(final ExprContext ctx, final String operator) {
         ExpressionSegment left = (ExpressionSegment) visit(ctx.expr(0));
         ExpressionSegment right = (ExpressionSegment) visit(ctx.expr(1));
         String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
         return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
     }

     @Override
     public final ASTNode visitBooleanPrimary(final BooleanPrimaryContext ctx) {
         if (null != ctx.IS()) {
             // TODO optimize operatorToken
             String rightText = &quot;&quot;;
             if (null != ctx.NOT()) {
                 rightText = rightText.concat(ctx.start.getInputStream().getText(new Interval(ctx.NOT().getSymbol().getStartIndex(),
                         ctx.NOT().getSymbol().getStopIndex()))).concat(&quot; &quot;);
             }
             Token operatorToken = null;
             if (null != ctx.NULL()) {
                 operatorToken = ctx.NULL().getSymbol();
             }
             if (null != ctx.TRUE()) {
                 operatorToken = ctx.TRUE().getSymbol();
             }
             if (null != ctx.FALSE()) {
                 operatorToken = ctx.FALSE().getSymbol();
             }
             int startIndex = null == operatorToken ? ctx.IS().getSymbol().getStopIndex() + 2 : operatorToken.getStartIndex();
             rightText = rightText.concat(ctx.start.getInputStream().getText(new Interval(startIndex, ctx.stop.getStopIndex())));
             ExpressionSegment right = new LiteralExpressionSegment(ctx.IS().getSymbol().getStopIndex() + 2, ctx.stop.getStopIndex(), rightText);
             String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
             ExpressionSegment left = (ExpressionSegment) visit(ctx.booleanPrimary());
             String operator = &quot;IS&quot;;
             return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
         }
         if (null != ctx.comparisonOperator() || null != ctx.SAFE_EQ_()) {
             return createCompareSegment(ctx);
         }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/proxy/frontend/opengauss/command/query/simple/OpenGaussComQueryExecutor.java</td>
 <td>shardingsphere-proxy-frontend-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/frontend/opengauss/command/query/simple/OpenGaussComQueryExecutor.html#L71">71</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/proxy/frontend/postgresql/command/query/simple/PostgreSQLComQueryExecutor.java</td>
 <td>shardingsphere-proxy-frontend-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/frontend/postgresql/command/query/simple/PostgreSQLComQueryExecutor.html#L71">71</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>proxyBackendHandler = ProxyBackendHandlerFactory.newInstance(TypedSPILoader.getService(DatabaseType.class, &quot;openGauss&quot;), comQueryPacket.getSQL(), connectionSession);
     }

     @Override
     public Collection&lt;DatabasePacket&gt; execute() throws SQLException {
         ResponseHeader responseHeader = proxyBackendHandler.execute();
         if (responseHeader instanceof QueryResponseHeader) {
             return Collections.singleton(createRowDescriptionPacket((QueryResponseHeader) responseHeader));
         }
         responseType = ResponseType.UPDATE;
         return createUpdatePacket((UpdateResponseHeader) responseHeader);
     }

     private PostgreSQLRowDescriptionPacket createRowDescriptionPacket(final QueryResponseHeader queryResponseHeader) {
         responseType = ResponseType.QUERY;
         return new PostgreSQLRowDescriptionPacket(createColumnDescriptions(queryResponseHeader));
     }

     private Collection&lt;PostgreSQLColumnDescription&gt; createColumnDescriptions(final QueryResponseHeader queryResponseHeader) {
         Collection&lt;PostgreSQLColumnDescription&gt; result = new LinkedList&lt;&gt;();
         int columnIndex = 0;
         for (QueryHeader each : queryResponseHeader.getQueryHeaders()) {
             result.add(new PostgreSQLColumnDescription(each.getColumnLabel(), ++columnIndex, each.getColumnType(), each.getColumnLength(), each.getColumnTypeName()));
         }
         return result;
     }

     private Collection&lt;DatabasePacket&gt; createUpdatePacket(final UpdateResponseHeader updateResponseHeader) throws SQLException {
         SQLStatement sqlStatement = updateResponseHeader.getSqlStatement();
         if (sqlStatement instanceof CommitStatement || sqlStatement instanceof RollbackStatement) {
             portalContext.closeAll();
         }
         if (sqlStatement instanceof SetStatement) {
             return createParameterStatusResponse((SetStatement) sqlStatement);
         }
         return Collections.singletonList(sqlStatement instanceof EmptyStatement ? new PostgreSQLEmptyQueryResponsePacket()
                 : new PostgreSQLCommandCompletePacket(PostgreSQLCommand.valueOf(sqlStatement.getClass()).map(PostgreSQLCommand::getTag).orElse(&quot;&quot;), updateResponseHeader.getUpdateCount()));
     }

     private Collection&lt;DatabasePacket&gt; createParameterStatusResponse(final SetStatement sqlStatement) {
         Collection&lt;DatabasePacket&gt; result = new ArrayList&lt;&gt;(2);
         result.add(new PostgreSQLCommandCompletePacket(&quot;SET&quot;, 0));
         for (VariableAssignSegment each : sqlStatement.getVariableAssigns()) {
             result.add(new PostgreSQLParameterStatusPacket(each.getVariable().getVariable(), IdentifierValue.getQuotedContent(each.getAssignValue())));
         }
         return result;
     }

     @Override
     public boolean next() throws SQLException {
         return proxyBackendHandler.next();
     }

     @Override
     public PostgreSQLPacket getQueryRowPacket() throws SQLException {
         return new PostgreSQLDataRowPacket(proxyBackendHandler.getRowData().getData());
     }

     @Override
     public void close() throws SQLException {
         proxyBackendHandler.close();
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.html#L142">142</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L986">986</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>result.setTable((TableSegment) visit(ctx.tableReferences()));
         result.setSetAssignment((SetAssignmentSegment) visit(ctx.setAssignmentsClause()));
         if (null != ctx.whereClause()) {
             result.setWhere((WhereSegment) visit(ctx.whereClause()));
         }
         result.getParameterMarkerSegments().addAll(getParameterMarkerSegments());
         return result;
     }

     @Override
     public ASTNode visitSetAssignmentsClause(final SetAssignmentsClauseContext ctx) {
         Collection&lt;AssignmentSegment&gt; assignments = new LinkedList&lt;&gt;();
         for (AssignmentContext each : ctx.assignment()) {
             assignments.add((AssignmentSegment) visit(each));
         }
         return new SetAssignmentSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), assignments);
     }

     @Override
     public ASTNode visitAssignmentValues(final AssignmentValuesContext ctx) {
         List&lt;ExpressionSegment&gt; segments = new LinkedList&lt;&gt;();
         for (AssignmentValueContext each : ctx.assignmentValue()) {
             segments.add((ExpressionSegment) visit(each));
         }
         return new InsertValuesSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), segments);
     }

     @Override
     public ASTNode visitAssignment(final AssignmentContext ctx) {
         ColumnSegment column = (ColumnSegment) visitColumnName(ctx.columnName());
         List&lt;ColumnSegment&gt; columnSegments = new LinkedList&lt;&gt;();
         columnSegments.add(column);
         ExpressionSegment value = (ExpressionSegment) visit(ctx.assignmentValue());
         AssignmentSegment result = new ColumnAssignmentSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), columnSegments, value);
         result.getColumns().add(column);
         return result;
     }

     @Override
     public ASTNode visitAssignmentValue(final AssignmentValueContext ctx) {
         ExprContext expr = ctx.expr();
         if (null != expr) {
             return visit(expr);
         }
         return new CommonExpressionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), ctx.getText());
     }

     @Override
     public ASTNode visitDelete(final DeleteContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.html#L325">325</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.html#L408">408</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return new OpenGaussAlterDefaultPrivilegesStatement();
     }

     @Override
     public ASTNode visitAlterDefinitionClause(final AlterDefinitionClauseContext ctx) {
         CollectionValue&lt;AlterDefinitionSegment&gt; result = new CollectionValue&lt;&gt;();
         if (null != ctx.alterTableActions()) {
             result.getValue().addAll(ctx.alterTableActions().alterTableAction().stream().flatMap(each -&gt; getAlterDefinitionSegments(each).stream()).collect(Collectors.toList()));
         }
         if (null != ctx.renameTableSpecification()) {
             result.getValue().add((RenameTableDefinitionSegment) visit(ctx.renameTableSpecification()));
         }
         return result;
     }

     @SuppressWarnings(&quot;unchecked&quot;)
     private Collection&lt;AlterDefinitionSegment&gt; getAlterDefinitionSegments(final AlterTableActionContext ctx) {
         Collection&lt;AlterDefinitionSegment&gt; result = new LinkedList&lt;&gt;();
         if (null != ctx.addColumnSpecification()) {
             result.addAll(((CollectionValue&lt;AddColumnDefinitionSegment&gt;) visit(ctx.addColumnSpecification())).getValue());
         }
         if (null != ctx.addConstraintSpecification() &amp;&amp; null != ctx.addConstraintSpecification().tableConstraint()) {
             result.add((AddConstraintDefinitionSegment) visit(ctx.addConstraintSpecification()));
         }
         if (null != ctx.validateConstraintSpecification()) {
             result.add((ValidateConstraintDefinitionSegment) visit(ctx.validateConstraintSpecification()));
         }
         if (null != ctx.modifyColumnSpecification()) {
             result.add((ModifyColumnDefinitionSegment) visit(ctx.modifyColumnSpecification()));
         }
         if (null != ctx.modifyConstraintSpecification()) {
             result.add((ModifyConstraintDefinitionSegment) visit(ctx.modifyConstraintSpecification()));
         }
         if (null != ctx.dropColumnSpecification()) {
             result.add((DropColumnDefinitionSegment) visit(ctx.dropColumnSpecification()));
         }
         if (null != ctx.dropConstraintSpecification()) {
             result.add((DropConstraintDefinitionSegment) visit(ctx.dropConstraintSpecification()));
         }
         return result;
     }

     @Override
     public ASTNode visitAlterForeignTable(final AlterForeignTableContext ctx) {
         return new OpenGaussAlterForeignTableStatement();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/proxy/backend/mysql/handler/admin/executor/ShowFunctionStatusExecutor.java</td>
 <td>shardingsphere-proxy-backend-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/backend/mysql/handler/admin/executor/ShowFunctionStatusExecutor.html#L47">47</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/proxy/backend/mysql/handler/admin/executor/ShowProcedureStatusExecutor.java</td>
 <td>shardingsphere-proxy-backend-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/backend/mysql/handler/admin/executor/ShowProcedureStatusExecutor.html#L47">47</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>private QueryResultMetaData queryResultMetaData;

     private MergedResult mergedResult;

     @Override
     public void execute(final ConnectionSession connectionSession) {
         queryResultMetaData = createQueryResultMetaData();
         mergedResult = new TransparentMergedResult(getQueryResult());
     }

     private QueryResult getQueryResult() {
         return new RawMemoryQueryResult(queryResultMetaData, Collections.emptyList());
     }

     private QueryResultMetaData createQueryResultMetaData() {
         List&lt;RawQueryResultColumnMetaData&gt; columns = new ArrayList&lt;&gt;();
         columns.add(new RawQueryResultColumnMetaData(&quot;&quot;, &quot;Db&quot;, &quot;Db&quot;, Types.VARCHAR, &quot;VARCHAR&quot;, 255, 0));
         columns.add(new RawQueryResultColumnMetaData(&quot;&quot;, &quot;Name&quot;, &quot;Name&quot;, Types.VARCHAR, &quot;VARCHAR&quot;, 255, 0));
         columns.add(new RawQueryResultColumnMetaData(&quot;&quot;, &quot;Type&quot;, &quot;Type&quot;, Types.VARCHAR, &quot;VARCHAR&quot;, 64, 0));
         columns.add(new RawQueryResultColumnMetaData(&quot;&quot;, &quot;Definer&quot;, &quot;Definer&quot;, Types.VARCHAR, &quot;VARCHAR&quot;, 64, 0));
         columns.add(new RawQueryResultColumnMetaData(&quot;&quot;, &quot;Modified&quot;, &quot;Modified&quot;, Types.VARCHAR, &quot;VARCHAR&quot;, 64, 0));
         columns.add(new RawQueryResultColumnMetaData(&quot;&quot;, &quot;Created&quot;, &quot;Created&quot;, Types.VARCHAR, &quot;VARCHAR&quot;, 64, 0));
         columns.add(new RawQueryResultColumnMetaData(&quot;&quot;, &quot;Security_type&quot;, &quot;Security_type&quot;, Types.VARCHAR, &quot;VARCHAR&quot;, 64, 0));
         columns.add(new RawQueryResultColumnMetaData(&quot;&quot;, &quot;Comment&quot;, &quot;Comment&quot;, Types.VARCHAR, &quot;VARCHAR&quot;, 120, 0));
         columns.add(new RawQueryResultColumnMetaData(&quot;&quot;, &quot;character_set_client&quot;, &quot;character_set_client&quot;, Types.VARCHAR, &quot;VARCHAR&quot;, 20, 0));
         columns.add(new RawQueryResultColumnMetaData(&quot;&quot;, &quot;collation_connection&quot;, &quot;collation_connection&quot;, Types.VARCHAR, &quot;VARCHAR&quot;, 20, 0));
         columns.add(new RawQueryResultColumnMetaData(&quot;&quot;, &quot;Database_Collation&quot;, &quot;Database_Collation&quot;, Types.VARCHAR, &quot;VARCHAR&quot;, 20, 0));
         return new RawQueryResultMetaData(columns);
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L111">111</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L196">196</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public abstract class SQL92StatementVisitor extends SQL92StatementBaseVisitor&lt;ASTNode&gt; {

     private final Collection&lt;ParameterMarkerSegment&gt; parameterMarkerSegments = new LinkedList&lt;&gt;();

     @Override
     public final ASTNode visitParameterMarker(final ParameterMarkerContext ctx) {
         return new ParameterMarkerValue(parameterMarkerSegments.size(), ParameterMarkerType.QUESTION);
     }

     @Override
     public final ASTNode visitLiterals(final LiteralsContext ctx) {
         if (null != ctx.stringLiterals()) {
             return visit(ctx.stringLiterals());
         }
         if (null != ctx.numberLiterals()) {
             return visit(ctx.numberLiterals());
         }
         if (null != ctx.hexadecimalLiterals()) {
             return visit(ctx.hexadecimalLiterals());
         }
         if (null != ctx.bitValueLiterals()) {
             return visit(ctx.bitValueLiterals());
         }
         if (null != ctx.booleanLiterals()) {
             return visit(ctx.booleanLiterals());
         }
         if (null != ctx.nullValueLiterals()) {
             return visit(ctx.nullValueLiterals());
         }
         throw new IllegalStateException(&quot;Literals must have string, number, dateTime, hex, bit, boolean or null.&quot;);
     }

     @Override
     public final ASTNode visitStringLiterals(final StringLiteralsContext ctx) {
         return new StringLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitNumberLiterals(final NumberLiteralsContext ctx) {
         return new NumberLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitHexadecimalLiterals(final HexadecimalLiteralsContext ctx) {
         // TODO deal with hexadecimalLiterals
         return new OtherLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitBitValueLiterals(final BitValueLiteralsContext ctx) {
         // TODO deal with bitValueLiterals
         return new OtherLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitBooleanLiterals(final BooleanLiteralsContext ctx) {
         return new BooleanLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitNullValueLiterals(final NullValueLiteralsContext ctx) {
         return new NullLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitIdentifier(final IdentifierContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/agent/core/util/AgentReflectionUtils.java</td>
 <td>shardingsphere-agent-core</td>
 <td><a href="./xref/org/apache/shardingsphere/agent/core/util/AgentReflectionUtils.html#L31">31</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/agent/plugin/core/util/AgentReflectionUtils.java</td>
 <td>shardingsphere-agent-plugin-core</td>
 <td><a href="./xref/org/apache/shardingsphere/agent/plugin/core/util/AgentReflectionUtils.html#L31">31</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>@NoArgsConstructor(access = AccessLevel.PRIVATE)
 public final class AgentReflectionUtils {

     /**
      * Get field value.
      *
      * @param target target
      * @param fieldName field name
      * @param &lt;T&gt; type of field value
      * @return field value
      * @throws IllegalStateException illegal state exception
      */
     public static &lt;T&gt; T getFieldValue(final Object target, final String fieldName) {
         Optional&lt;Field&gt; field = findField(fieldName, target.getClass());
         if (field.isPresent()) {
             return getFieldValue(target, field.get());
         }
         throw new IllegalStateException(String.format(&quot;Can not find field name `%s` in class %s.&quot;, fieldName, target.getClass()));
     }

     @SuppressWarnings(&quot;unchecked&quot;)
     @SneakyThrows(IllegalAccessException.class)
     private static &lt;T&gt; T getFieldValue(final Object target, final Field field) {
         boolean accessible = field.isAccessible();
         if (!accessible) {
             field.setAccessible(true);
         }
         T result = (T) field.get(target);
         if (!accessible) {
             field.setAccessible(false);
         }
         return result;
     }

     private static Optional&lt;Field&gt; findField(final String fieldName, final Class&lt;?&gt; targetClass) {
         Class&lt;?&gt; currentTargetClass = targetClass;
         while (Object.class != currentTargetClass) {
             try {
                 return Optional.of(currentTargetClass.getDeclaredField(fieldName));
             } catch (final NoSuchFieldException ignored) {
                 currentTargetClass = currentTargetClass.getSuperclass();
             }
         }
         return Optional.empty();
     }

     /**
      * Invoke method.
      *
      * @param method method
      * @param target target
      * @param args arguments
      * @param &lt;T&gt; type of invoke result
      * @return invoke result
      */
     @SuppressWarnings(&quot;unchecked&quot;)
     @SneakyThrows(ReflectiveOperationException.class)
     public static &lt;T&gt; T invokeMethod(final Method method, final Object target, final Object... args) {
         boolean accessible = method.isAccessible();
         if (!accessible) {
             method.setAccessible(true);
         }
         T result = (T) method.invoke(target, args);
         if (!accessible) {
             method.setAccessible(false);
         }
         return result;
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L828">828</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L435">435</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L560">560</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>return new FunctionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), functionName, getOriginalText(ctx));
     }

     private ASTNode createAggregationSegment(final AggregationFunctionContext ctx, final String aggregationType) {
         AggregationType type = AggregationType.valueOf(aggregationType.toUpperCase());
         String innerExpression = ctx.start.getInputStream().getText(new Interval(ctx.LP_().getSymbol().getStartIndex(), ctx.stop.getStopIndex()));
         if (null != ctx.distinct()) {
             AggregationDistinctProjectionSegment result = new AggregationDistinctProjectionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(),
                     type, innerExpression, getDistinctExpression(ctx));
             result.getParameters().addAll(getExpressions(ctx));
             return result;
         }
         AggregationProjectionSegment result = new AggregationProjectionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), type, innerExpression);
         result.getParameters().addAll(getExpressions(ctx));
         return result;
     }

     private Collection&lt;ExpressionSegment&gt; getExpressions(final AggregationFunctionContext ctx) {
         if (null == ctx.expr()) {
             return Collections.emptyList();
         }
         Collection&lt;ExpressionSegment&gt; result = new LinkedList&lt;&gt;();
         for (ExprContext each : ctx.expr()) {
             result.add((ExpressionSegment) visit(each));
         }
         return result;
     }

     private String getDistinctExpression(final AggregationFunctionContext ctx) {
         StringBuilder result = new StringBuilder();
         for (int i = 3; i &lt; ctx.getChildCount() - 1; i++) {
             result.append(ctx.getChild(i).getText());
         }
         return result.toString();
     }

     @Override
     public final ASTNode visitSpecialFunction(final SpecialFunctionContext ctx) {
         if (null != ctx.groupConcatFunction()) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L218">218</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L218">218</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L172">172</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>return new NumberLiteralValue(ctx.NUMBER_().getText());
     }

     @Override
     public final ASTNode visitIdentifier(final IdentifierContext ctx) {
         UnreservedWordContext unreservedWord = ctx.unreservedWord();
         return null != unreservedWord ? visit(unreservedWord) : new IdentifierValue(ctx.getText());
     }

     @Override
     public final ASTNode visitUnreservedWord(final UnreservedWordContext ctx) {
         return new IdentifierValue(ctx.getText());
     }

     @Override
     public final ASTNode visitSchemaName(final SchemaNameContext ctx) {
         return visit(ctx.identifier());
     }

     @Override
     public final ASTNode visitTableName(final TableNameContext ctx) {
         SimpleTableSegment result = new SimpleTableSegment(new TableNameSegment(ctx.name().getStart().getStartIndex(), ctx.name().getStop().getStopIndex(), (IdentifierValue) visit(ctx.name())));
         OwnerContext owner = ctx.owner();
         if (null != owner) {
             result.setOwner(new OwnerSegment(owner.getStart().getStartIndex(), owner.getStop().getStopIndex(), (IdentifierValue) visit(owner.identifier())));
         }
         return result;
     }

     @Override
     public final ASTNode visitColumnName(final ColumnNameContext ctx) {
         ColumnSegment result = new ColumnSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), (IdentifierValue) visit(ctx.name()));
         OwnerContext owner = ctx.owner();
         if (null != owner) {
             result.setOwner(new OwnerSegment(owner.getStart().getStartIndex(), owner.getStop().getStopIndex(), (IdentifierValue) visit(owner.identifier())));
         }
         return result;
     }

     @Override
     public final ASTNode visitIndexName(final IndexNameContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L426">426</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L365">365</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L256">256</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L371">371</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>String rightText = &quot;&quot;;
             if (null != ctx.NOT()) {
                 rightText = rightText.concat(ctx.start.getInputStream().getText(new Interval(ctx.NOT().getSymbol().getStartIndex(),
                         ctx.NOT().getSymbol().getStopIndex()))).concat(&quot; &quot;);
             }
             Token operatorToken = null;
             if (null != ctx.NULL()) {
                 operatorToken = ctx.NULL().getSymbol();
             }
             if (null != ctx.TRUE()) {
                 operatorToken = ctx.TRUE().getSymbol();
             }
             if (null != ctx.FALSE()) {
                 operatorToken = ctx.FALSE().getSymbol();
             }
             int startIndex = null == operatorToken ? ctx.IS().getSymbol().getStopIndex() + 2 : operatorToken.getStartIndex();
             rightText = rightText.concat(ctx.start.getInputStream().getText(new Interval(startIndex, ctx.stop.getStopIndex())));
             ExpressionSegment right = new LiteralExpressionSegment(ctx.IS().getSymbol().getStopIndex() + 2, ctx.stop.getStopIndex(), rightText);
             String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
             ExpressionSegment left = (ExpressionSegment) visit(ctx.booleanPrimary());
             String operator = &quot;IS&quot;;
             return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
         }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L752">752</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L491">491</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}

     @Override
     public final ASTNode visitRegularFunction(final RegularFunctionContext ctx) {
         FunctionSegment result = new FunctionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), ctx.regularFunctionName().getText(), getOriginalText(ctx));
         Collection&lt;ExpressionSegment&gt; expressionSegments = ctx.expr().stream().map(each -&gt; (ExpressionSegment) visit(each)).collect(Collectors.toList());
         result.getParameters().addAll(expressionSegments);
         return result;
     }

     @Override
     public final ASTNode visitDataTypeName(final DataTypeNameContext ctx) {
         Collection&lt;String&gt; dataTypeNames = new LinkedList&lt;&gt;();
         for (int i = 0; i &lt; ctx.getChildCount(); i++) {
             dataTypeNames.add(ctx.getChild(i).getText());
         }
         return new KeywordValue(String.join(&quot; &quot;, dataTypeNames));
     }

     // TODO :FIXME, sql case id: insert_with_str_to_date
     private void calculateParameterCount(final Collection&lt;ExprContext&gt; exprContexts) {
         for (ExprContext each : exprContexts) {
             visit(each);
         }
     }

     @Override
     public final ASTNode visitOrderByClause(final OrderByClauseContext ctx) {
         Collection&lt;OrderByItemSegment&gt; items = new LinkedList&lt;&gt;();
         for (OrderByItemContext each : ctx.orderByItem()) {
             items.add((OrderByItemSegment) visit(each));
         }
         return new OrderBySegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), items);
     }

     @Override
     public final ASTNode visitOrderByItem(final OrderByItemContext ctx) {
         OrderDirection orderDirection = null != ctx.DESC() ? OrderDirection.DESC : OrderDirection.ASC;</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.html#L408">408</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L1207">1207</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>SQL92SelectStatement subquery = (SQL92SelectStatement) visit(ctx.subquery());
             SubquerySegment subquerySegment = new SubquerySegment(ctx.subquery().start.getStartIndex(), ctx.subquery().stop.getStopIndex(), subquery);
             SubqueryTableSegment result = new SubqueryTableSegment(subquerySegment);
             if (null != ctx.alias()) {
                 result.setAlias((AliasSegment) visit(ctx.alias()));
             }
             return result;
         }
         if (null != ctx.tableName()) {
             SimpleTableSegment result = (SimpleTableSegment) visit(ctx.tableName());
             if (null != ctx.alias()) {
                 result.setAlias((AliasSegment) visit(ctx.alias()));
             }
             return result;
         }
         return visit(ctx.tableReferences());
     }

     private JoinTableSegment visitJoinedTable(final JoinedTableContext ctx, final TableSegment tableSegment) {
         JoinTableSegment result = new JoinTableSegment();
         result.setLeft(tableSegment);
         result.setStartIndex(tableSegment.getStartIndex());
         result.setStopIndex(ctx.stop.getStopIndex());
         TableSegment right = (TableSegment) visit(ctx.tableFactor());
         result.setRight(right);
         result.setJoinType(getJoinType(ctx));
         if (null != ctx.joinSpecification()) {
             visitJoinSpecification(ctx.joinSpecification(), result);
         }
         return result;
     }

     private String getJoinType(final JoinedTableContext ctx) {
         if (null != ctx.LEFT()) {
             return JoinType.LEFT.name();
         } else if (null != ctx.RIGHT()) {
             return JoinType.RIGHT.name();
         } else if (null != ctx.INNER()) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/proxy/frontend/opengauss/authentication/OpenGaussAuthenticationEngine.java</td>
 <td>shardingsphere-proxy-frontend-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/frontend/opengauss/authentication/OpenGaussAuthenticationEngine.html#L89">89</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/proxy/frontend/postgresql/authentication/PostgreSQLAuthenticationEngine.java</td>
 <td>shardingsphere-proxy-frontend-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/frontend/postgresql/authentication/PostgreSQLAuthenticationEngine.html#L77">77</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>private byte[] md5Salt;

     private AuthenticationResult currentAuthResult;

     @Override
     public int handshake(final ChannelHandlerContext context) {
         return ConnectionIdGenerator.getInstance().nextId();
     }

     @Override
     public AuthenticationResult authenticate(final ChannelHandlerContext context, final PacketPayload payload) {
         if (SSL_REQUEST_PAYLOAD_LENGTH == payload.getByteBuf().markReaderIndex().readInt() &amp;&amp; SSL_REQUEST_CODE == payload.getByteBuf().readInt()) {
             if (ProxySSLContext.getInstance().isSSLEnabled()) {
                 SslHandler sslHandler = new SslHandler(ProxySSLContext.getInstance().newSSLEngine(context.alloc()), true);
                 context.pipeline().addFirst(SslHandler.class.getSimpleName(), sslHandler);
                 context.writeAndFlush(new PostgreSQLSSLWillingPacket());
             } else {
                 context.writeAndFlush(new PostgreSQLSSLUnwillingPacket());
             }
             return AuthenticationResultBuilder.continued();
         }
         payload.getByteBuf().resetReaderIndex();
         AuthorityRule rule = ProxyContext.getInstance().getContextManager().getMetaDataContexts().getMetaData().getGlobalRuleMetaData().getSingleRule(AuthorityRule.class);
         return startupMessageReceived ? processPasswordMessage(context, (PostgreSQLPacketPayload) payload, rule) : processStartupMessage(context, (PostgreSQLPacketPayload) payload, rule);
     }

     private AuthenticationResult processPasswordMessage(final ChannelHandlerContext context, final PostgreSQLPacketPayload payload, final AuthorityRule rule) {
         char messageType = (char) payload.readInt1();
         ShardingSpherePreconditions.checkState(PostgreSQLMessagePacketType.PASSWORD_MESSAGE.getValue() == messageType,
                 () -&gt; new ProtocolViolationException(&quot;password&quot;, Character.toString(messageType)));
         PostgreSQLPasswordMessagePacket passwordMessagePacket = new PostgreSQLPasswordMessagePacket(payload);
         login(rule, passwordMessagePacket.getDigest());</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L178">178</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L273">273</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return null != unreservedWord ? visit(unreservedWord) : new IdentifierValue(ctx.getText());
     }

     @Override
     public final ASTNode visitUnreservedWord(final UnreservedWordContext ctx) {
         return new IdentifierValue(ctx.getText());
     }

     @Override
     public final ASTNode visitSchemaName(final SchemaNameContext ctx) {
         return visit(ctx.identifier());
     }

     @Override
     public final ASTNode visitTableName(final TableNameContext ctx) {
         SimpleTableSegment result = new SimpleTableSegment(new TableNameSegment(ctx.name().getStart().getStartIndex(), ctx.name().getStop().getStopIndex(), (IdentifierValue) visit(ctx.name())));
         OwnerContext owner = ctx.owner();
         if (null != owner) {
             result.setOwner(new OwnerSegment(owner.getStart().getStartIndex(), owner.getStop().getStopIndex(), (IdentifierValue) visit(owner.identifier())));
         }
         return result;
     }

     @Override
     public final ASTNode visitColumnName(final ColumnNameContext ctx) {
         ColumnSegment result = new ColumnSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), (IdentifierValue) visit(ctx.name()));
         OwnerContext owner = ctx.owner();
         if (null != owner) {
             result.setOwner(new OwnerSegment(owner.getStart().getStartIndex(), owner.getStop().getStopIndex(), (IdentifierValue) visit(owner.identifier())));
         }
         return result;
     }

     @Override
     public final ASTNode visitTableNames(final TableNamesContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.html#L329">329</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L1154">1154</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>ExpressionProjectionSegment result = new ExpressionProjectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), getOriginalText(ctx), (ColumnSegment) projection);
             result.setAlias(alias);
             return result;
         }
         if (projection instanceof SubqueryExpressionSegment) {
             SubqueryExpressionSegment subqueryExpressionSegment = (SubqueryExpressionSegment) projection;
             String text = ctx.start.getInputStream().getText(new Interval(subqueryExpressionSegment.getStartIndex(), subqueryExpressionSegment.getStopIndex()));
             SubqueryProjectionSegment result = new SubqueryProjectionSegment(((SubqueryExpressionSegment) projection).getSubquery(), text);
             result.setAlias(alias);
             return result;
         }
         if (projection instanceof BinaryOperationExpression) {
             BinaryOperationExpression binaryExpression = (BinaryOperationExpression) projection;
             int startIndex = binaryExpression.getStartIndex();
             int stopIndex = null != alias ? alias.getStopIndex() : binaryExpression.getStopIndex();
             ExpressionProjectionSegment result = new ExpressionProjectionSegment(startIndex, stopIndex, binaryExpression.getText(), binaryExpression);
             result.setAlias(alias);
             return result;
         }
         if (projection instanceof ParameterMarkerExpressionSegment) {
             ParameterMarkerExpressionSegment result = (ParameterMarkerExpressionSegment) projection;
             result.setAlias(alias);
             return projection;
         }
         LiteralExpressionSegment column = (LiteralExpressionSegment) projection;
         ExpressionProjectionSegment result = null == alias ? new ExpressionProjectionSegment(column.getStartIndex(), column.getStopIndex(), String.valueOf(column.getLiterals()), column)
                 : new ExpressionProjectionSegment(column.getStartIndex(), ctx.alias().stop.getStopIndex(), String.valueOf(column.getLiterals()), column);
         result.setAlias(alias);
         return result;
     }

     @Override
     public ASTNode visitFromClause(final FromClauseContext ctx) {
         return visit(ctx.tableReferences());
     }

     @Override
     public ASTNode visitTableReferences(final TableReferencesContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/infra/connection/refresher/type/table/AlterTableStatementSchemaRefresher.java</td>
 <td>shardingsphere-infra-context</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/connection/refresher/type/table/AlterTableStatementSchemaRefresher.html#L59">59</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/infra/connection/refresher/type/table/RenameTableStatementSchemaRefresher.java</td>
 <td>shardingsphere-infra-context</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/connection/refresher/type/table/RenameTableStatementSchemaRefresher.html#L56">56</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}

     private ShardingSphereTable getTable(final ShardingSphereDatabase database, final Collection&lt;String&gt; logicDataSourceNames, final String schemaName,
                                          final String tableName, final ConfigurationProperties props) throws SQLException {
         ShardingSphereRuleMetaData ruleMetaData = new ShardingSphereRuleMetaData(new LinkedList&lt;&gt;(database.getRuleMetaData().getRules()));
         if (!containsInImmutableDataNodeContainedRule(tableName, database)) {
             ruleMetaData.findRules(MutableDataNodeRule.class).forEach(each -&gt; each.put(logicDataSourceNames.iterator().next(), schemaName, tableName));
         }
         GenericSchemaBuilderMaterial material = new GenericSchemaBuilderMaterial(database.getProtocolType(),
                 database.getResourceMetaData().getStorageTypes(), database.getResourceMetaData().getDataSources(), ruleMetaData.getRules(), props, schemaName);
         Map&lt;String, ShardingSphereSchema&gt; schemaMap = GenericSchemaBuilder.build(Collections.singletonList(tableName), material);
         return Optional.ofNullable(schemaMap.get(schemaName)).map(optional -&gt; optional.getTable(tableName))
                 .orElseGet(() -&gt; new ShardingSphereTable(tableName, Collections.emptyList(), Collections.emptyList(), Collections.emptyList()));
     }

     private boolean containsInImmutableDataNodeContainedRule(final String tableName, final ShardingSphereDatabase database) {
         return database.getRuleMetaData().findRules(DataNodeContainedRule.class).stream()
                 .filter(each -&gt; !(each instanceof MutableDataNodeRule)).anyMatch(each -&gt; each.getAllTables().contains(tableName));
     }

     @Override
     public String getType() {
         return AlterTableStatement.class.getName();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L1346">1346</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L1293">1293</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return new OpenGaussExecuteStatement();
     }

     /**
      * Get original text.
      *
      * @param ctx context
      * @return original text
      */
     protected String getOriginalText(final ParserRuleContext ctx) {
         return ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
     }

     @Override
     @SuppressWarnings(&quot;unchecked&quot;)
     public ASTNode visitAnyName(final AnyNameContext ctx) {
         CollectionValue&lt;NameSegment&gt; result = new CollectionValue&lt;&gt;();
         if (null != ctx.attrs()) {
             result.combine((CollectionValue&lt;NameSegment&gt;) visit(ctx.attrs()));
         }
         result.getValue().add(new NameSegment(ctx.colId().getStart().getStartIndex(), ctx.colId().getStop().getStopIndex(), new IdentifierValue(ctx.colId().getText())));
         return result;
     }

     @Override
     @SuppressWarnings(&quot;unchecked&quot;)
     public ASTNode visitAttrs(final AttrsContext ctx) {
         CollectionValue&lt;NameSegment&gt; result = new CollectionValue&lt;&gt;();
         result.getValue().add(new NameSegment(ctx.attrName().getStart().getStartIndex(), ctx.attrName().getStop().getStopIndex(), new IdentifierValue(ctx.attrName().getText())));
         if (null != ctx.attrs()) {
             result.combine((CollectionValue&lt;NameSegment&gt;) visit(ctx.attrs()));
         }
         return result;
     }

     @Override
     public ASTNode visitSignedIconst(final SignedIconstContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/encrypt/distsql/handler/update/AlterEncryptRuleStatementUpdater.java</td>
 <td>shardingsphere-encrypt-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/distsql/handler/update/AlterEncryptRuleStatementUpdater.html#L106">106</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/encrypt/distsql/handler/update/DropEncryptRuleStatementUpdater.java</td>
 <td>shardingsphere-encrypt-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/distsql/handler/update/DropEncryptRuleStatementUpdater.html#L68">68</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>currentRuleConfig.getEncryptors().putAll(toBeAlteredRuleConfig.getEncryptors());
     }

     private void dropUnusedEncryptor(final EncryptRuleConfiguration currentRuleConfig) {
         Collection&lt;String&gt; inUsedEncryptors = currentRuleConfig.getTables().stream().flatMap(each -&gt; each.getColumns().stream()).map(optional -&gt; optional.getCipher().getEncryptorName())
                 .collect(Collectors.toSet());
         inUsedEncryptors.addAll(currentRuleConfig.getTables().stream().flatMap(each -&gt; each.getColumns().stream())
                 .map(optional -&gt; optional.getAssistedQuery().map(EncryptColumnItemRuleConfiguration::getEncryptorName).orElse(&quot;&quot;))
                 .collect(Collectors.toSet()));
         inUsedEncryptors.addAll(currentRuleConfig.getTables().stream().flatMap(each -&gt; each.getColumns().stream())
                 .map(optional -&gt; optional.getLikeQuery().map(EncryptColumnItemRuleConfiguration::getEncryptorName).orElse(&quot;&quot;))
                 .collect(Collectors.toSet()));
         Collection&lt;String&gt; unusedEncryptors = currentRuleConfig.getEncryptors().keySet().stream().filter(each -&gt; !inUsedEncryptors.contains(each)).collect(Collectors.toSet());
         unusedEncryptors.forEach(each -&gt; currentRuleConfig.getEncryptors().remove(each));
     }

     @Override
     public Class&lt;EncryptRuleConfiguration&gt; getRuleConfigurationClass() {
         return EncryptRuleConfiguration.class;
     }

     @Override
     public String getType() {
         return AlterEncryptRuleStatement.class.getName();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/OpenGaussSchemaMetaDataLoader.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/OpenGaussSchemaMetaDataLoader.html#L120">120</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/PostgreSQLSchemaMetaDataLoader.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/PostgreSQLSchemaMetaDataLoader.html#L151">151</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>Collection&lt;String&gt; result = new HashSet&lt;&gt;();
         try (PreparedStatement preparedStatement = connection.prepareStatement(getPrimaryKeyMetaDataSQL(schemaNames)); ResultSet resultSet = preparedStatement.executeQuery()) {
             while (resultSet.next()) {
                 String schemaName = resultSet.getString(&quot;table_schema&quot;);
                 String tableName = resultSet.getString(&quot;table_name&quot;);
                 String columnName = resultSet.getString(&quot;column_name&quot;);
                 result.add(schemaName + &quot;,&quot; + tableName + &quot;,&quot; + columnName);
             }
         }
         return result;
     }

     private String getPrimaryKeyMetaDataSQL(final Collection&lt;String&gt; schemaNames) {
         return String.format(PRIMARY_KEY_META_DATA_SQL, schemaNames.stream().map(each -&gt; String.format(&quot;'%s'&quot;, each)).collect(Collectors.joining(&quot;,&quot;)));
     }

     private ColumnMetaData loadColumnMetaData(final Map&lt;String, Integer&gt; dataTypeMap, final Collection&lt;String&gt; primaryKeys, final ResultSet resultSet) throws SQLException {
         String schemaName = resultSet.getString(&quot;table_schema&quot;);
         String tableName = resultSet.getString(&quot;table_name&quot;);
         String columnName = resultSet.getString(&quot;column_name&quot;);
         String dataType = resultSet.getString(&quot;udt_name&quot;);
         boolean isPrimaryKey = primaryKeys.contains(schemaName + &quot;,&quot; + tableName + &quot;,&quot; + columnName);
         String columnDefault = resultSet.getString(&quot;column_default&quot;);
         boolean generated = null != columnDefault &amp;&amp; columnDefault.startsWith(&quot;nextval(&quot;);
         // TODO user defined collation which deterministic is false
         boolean caseSensitive = true;
         return new ColumnMetaData(columnName, dataTypeMap.get(dataType), isPrimaryKey, generated, caseSensitive, true, false);
     }

     private Collection&lt;TableMetaData&gt; createTableMetaDataList(final Multimap&lt;String, IndexMetaData&gt; tableIndexMetaDataMap, final Multimap&lt;String, ColumnMetaData&gt; tableColumnMetaDataMap) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.html#L556">556</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.html#L694">694</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>OpenGaussDropIndexStatement result = new OpenGaussDropIndexStatement(null != ctx.ifExists());
         result.getIndexes().addAll(createIndexSegments(((CollectionValue&lt;SimpleTableSegment&gt;) visit(ctx.qualifiedNameList())).getValue()));
         return result;
     }

     private Collection&lt;IndexSegment&gt; createIndexSegments(final Collection&lt;SimpleTableSegment&gt; tableSegments) {
         Collection&lt;IndexSegment&gt; result = new LinkedList&lt;&gt;();
         for (SimpleTableSegment each : tableSegments) {
             result.add(createIndexSegment(each));
         }
         return result;
     }

     @Override
     public ASTNode visitIndexNames(final IndexNamesContext ctx) {
         CollectionValue&lt;IndexSegment&gt; result = new CollectionValue&lt;&gt;();
         for (IndexNameContext each : ctx.indexName()) {
             result.getValue().add((IndexSegment) visit(each));
         }
         return result;
     }

     @Override
     public ASTNode visitTableNameClause(final TableNameClauseContext ctx) {
         return visit(ctx.tableName());
     }

     @Override
     public ASTNode visitTableNamesClause(final TableNamesClauseContext ctx) {
         Collection&lt;SimpleTableSegment&gt; tableSegments = new LinkedList&lt;&gt;();
         for (int i = 0; i &lt; ctx.tableNameClause().size(); i++) {
             tableSegments.add((SimpleTableSegment) visit(ctx.tableNameClause(i)));
         }
         CollectionValue&lt;SimpleTableSegment&gt; result = new CollectionValue&lt;&gt;();
         result.getValue().addAll(tableSegments);
         return result;
     }

     @Override
     public ASTNode visitAlterFunction(final AlterFunctionContext ctx) {
         return new OpenGaussAlterFunctionStatement();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/OpenGaussSchemaMetaDataLoader.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/OpenGaussSchemaMetaDataLoader.html#L73">73</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/PostgreSQLSchemaMetaDataLoader.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/PostgreSQLSchemaMetaDataLoader.html#L85">85</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>result.add(new SchemaMetaData(each, createTableMetaDataList(tableIndexMetaDataMap, tableColumnMetaDataMap)));
             }
             return result;
         }
     }

     private Map&lt;String, Multimap&lt;String, IndexMetaData&gt;&gt; loadIndexMetaDataMap(final Connection connection, final Collection&lt;String&gt; schemaNames) throws SQLException {
         Map&lt;String, Multimap&lt;String, IndexMetaData&gt;&gt; result = new LinkedHashMap&lt;&gt;();
         try (PreparedStatement preparedStatement = connection.prepareStatement(getIndexMetaDataSQL(schemaNames)); ResultSet resultSet = preparedStatement.executeQuery()) {
             while (resultSet.next()) {
                 String schemaName = resultSet.getString(&quot;schemaname&quot;);
                 String tableName = resultSet.getString(&quot;tablename&quot;);
                 String indexName = resultSet.getString(&quot;indexname&quot;);
                 Multimap&lt;String, IndexMetaData&gt; indexMetaDataMap = result.computeIfAbsent(schemaName, key -&gt; LinkedHashMultimap.create());
                 indexMetaDataMap.put(tableName, new IndexMetaData(indexName));
             }
         }
         return result;
     }

     private String getIndexMetaDataSQL(final Collection&lt;String&gt; schemaNames) {
         return String.format(BASIC_INDEX_META_DATA_SQL, schemaNames.stream().map(each -&gt; String.format(&quot;'%s'&quot;, each)).collect(Collectors.joining(&quot;,&quot;)));
     }

     private Map&lt;String, Multimap&lt;String, ColumnMetaData&gt;&gt; loadColumnMetaDataMap(final Connection connection, final Collection&lt;String&gt; tables,
                                                                                 final Collection&lt;String&gt; schemaNames) throws SQLException {
         Map&lt;String, Multimap&lt;String, ColumnMetaData&gt;&gt; result = new LinkedHashMap&lt;&gt;();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.html#L292">292</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.html#L365">365</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>OpenGaussAlterTableStatement result = new OpenGaussAlterTableStatement();
         result.setTable((SimpleTableSegment) visit(ctx.tableNameClause().tableName()));
         if (null != ctx.alterDefinitionClause()) {
             for (AlterDefinitionSegment each : ((CollectionValue&lt;AlterDefinitionSegment&gt;) visit(ctx.alterDefinitionClause())).getValue()) {
                 if (each instanceof AddColumnDefinitionSegment) {
                     result.getAddColumnDefinitions().add((AddColumnDefinitionSegment) each);
                 } else if (each instanceof ModifyColumnDefinitionSegment) {
                     result.getModifyColumnDefinitions().add((ModifyColumnDefinitionSegment) each);
                 } else if (each instanceof DropColumnDefinitionSegment) {
                     result.getDropColumnDefinitions().add((DropColumnDefinitionSegment) each);
                 } else if (each instanceof AddConstraintDefinitionSegment) {
                     result.getAddConstraintDefinitions().add((AddConstraintDefinitionSegment) each);
                 } else if (each instanceof ValidateConstraintDefinitionSegment) {
                     result.getValidateConstraintDefinitions().add((ValidateConstraintDefinitionSegment) each);
                 } else if (each instanceof ModifyConstraintDefinitionSegment) {
                     result.getModifyConstraintDefinitions().add((ModifyConstraintDefinitionSegment) each);
                 } else if (each instanceof DropConstraintDefinitionSegment) {
                     result.getDropConstraintDefinitions().add((DropConstraintDefinitionSegment) each);
                 } else if (each instanceof RenameTableDefinitionSegment) {
                     result.setRenameTable(((RenameTableDefinitionSegment) each).getRenameTable());
                 }
             }
         }
         return result;
     }

     @Override
     public ASTNode visitAlterAggregate(final AlterAggregateContext ctx) {
         return new OpenGaussAlterAggregateStatement();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L738">738</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L611">611</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>ASTNode exprSegment = visit(ctx.expr());
         if (exprSegment instanceof ColumnSegment) {
             result.getParameters().add((ColumnSegment) exprSegment);
         } else if (exprSegment instanceof LiteralExpressionSegment) {
             result.getParameters().add((LiteralExpressionSegment) exprSegment);
         }
         result.getParameters().add((DataTypeSegment) visit(ctx.dataType()));
         return result;
     }

     @Override
     public final ASTNode visitCharFunction(final CharFunctionContext ctx) {
         calculateParameterCount(ctx.expr());
         return new FunctionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), ctx.CHAR().getText(), getOriginalText(ctx));
     }

     @Override
     public final ASTNode visitRegularFunction(final RegularFunctionContext ctx) {
         FunctionSegment result = new FunctionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), ctx.regularFunctionName().getText(), getOriginalText(ctx));
         Collection&lt;ExpressionSegment&gt; expressionSegments = ctx.expr().stream().map(each -&gt; (ExpressionSegment) visit(each)).collect(Collectors.toList());
         result.getParameters().addAll(expressionSegments);
         return result;
     }

     @Override
     public final ASTNode visitDataTypeName(final DataTypeNameContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L534">534</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L659">659</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>SQLUtils.getExactlyNumber(ctx.numberLiterals().getText(), 10).intValue(), orderDirection, null);
     }

     @Override
     public final ASTNode visitDataType(final DataTypeContext ctx) {
         DataTypeSegment result = new DataTypeSegment();
         result.setDataTypeName(((KeywordValue) visit(ctx.dataTypeName())).getValue());
         result.setStartIndex(ctx.start.getStartIndex());
         result.setStopIndex(ctx.stop.getStopIndex());
         if (null != ctx.dataTypeLength()) {
             DataTypeLengthSegment dataTypeLengthSegment = (DataTypeLengthSegment) visit(ctx.dataTypeLength());
             result.setDataLength(dataTypeLengthSegment);
         }
         return result;
     }

     @Override
     public final ASTNode visitDataTypeLength(final DataTypeLengthContext ctx) {
         DataTypeLengthSegment result = new DataTypeLengthSegment();
         result.setStartIndex(ctx.start.getStartIndex());
         result.setStopIndex(ctx.stop.getStartIndex());
         List&lt;TerminalNode&gt; numbers = ctx.NUMBER_();
         if (numbers.size() == 1) {
             result.setPrecision(Integer.parseInt(numbers.get(0).getText()));
         }
         if (numbers.size() == 2) {
             result.setPrecision(Integer.parseInt(numbers.get(0).getText()));
             result.setScale(Integer.parseInt(numbers.get(1).getText()));
         }
         return result;
     }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L183">183</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L138">138</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return visit(ctx.dateTimeLiterals());
         }
         throw new IllegalStateException(&quot;Literals must have string, number, dateTime, hex, bit, boolean or null.&quot;);
     }

     @Override
     public final ASTNode visitStringLiterals(final StringLiteralsContext ctx) {
         return new StringLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitNumberLiterals(final NumberLiteralsContext ctx) {
         return new NumberLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitHexadecimalLiterals(final HexadecimalLiteralsContext ctx) {
         // TODO deal with hexadecimalLiterals
         return new OtherLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitBitValueLiterals(final BitValueLiteralsContext ctx) {
         // TODO deal with bitValueLiterals
         return new OtherLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitBooleanLiterals(final BooleanLiteralsContext ctx) {
         return new BooleanLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitNullValueLiterals(final NullValueLiteralsContext ctx) {
         return new NullLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitIdentifier(final IdentifierContext ctx) {
         UnreservedWordContext unreservedWord = ctx.unreservedWord();
         return null != unreservedWord ? visit(unreservedWord) : new IdentifierValue(ctx.getText());
     }

     @Override
     public final ASTNode visitUnreservedWord(final UnreservedWordContext ctx) {
         return new IdentifierValue(ctx.getText());
     }

     @Override
     public final ASTNode visitSchemaName(final SchemaNameContext ctx) {
         return visit(ctx.identifier());
     }

     @Override
     public final ASTNode visitSynonymName(final SynonymNameContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L919">919</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L886">886</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>OpenGaussSelectStatement result = (OpenGaussSelectStatement) visit(ctx.selectClauseN());
         if (null != ctx.sortClause()) {
             OrderBySegment orderBySegment = (OrderBySegment) visit(ctx.sortClause());
             result.setOrderBy(orderBySegment);
         }
         if (null != ctx.selectLimit()) {
             LimitSegment limitSegment = (LimitSegment) visit(ctx.selectLimit());
             result.setLimit(limitSegment);
         }
         if (null != ctx.forLockingClause()) {
             LockSegment lockSegment = (LockSegment) visit(ctx.forLockingClause());
             result.setLock(lockSegment);
         }
         return result;
     }

     @Override
     public ASTNode visitForLockingClause(final ForLockingClauseContext ctx) {
         return new LockSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex());
     }

     @Override
     public ASTNode visitSelectWithParens(final SelectWithParensContext ctx) {
         if (null != ctx.selectWithParens()) {
             return visit(ctx.selectWithParens());
         }
         return visit(ctx.selectNoParens());
     }

     @Override
     public ASTNode visitSelectClauseN(final SelectClauseNContext ctx) {
         if (null != ctx.simpleSelect()) {
             return visit(ctx.simpleSelect());
         }
         if (null != ctx.selectClauseN() &amp;&amp; !ctx.selectClauseN().isEmpty()) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.html#L260">260</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.html#L333">333</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>OpenGaussCreateTableStatement result = new OpenGaussCreateTableStatement(null != ctx.ifNotExists());
         result.setTable((SimpleTableSegment) visit(ctx.tableName()));
         if (null != ctx.createDefinitionClause()) {
             CollectionValue&lt;CreateDefinitionSegment&gt; createDefinitions = (CollectionValue&lt;CreateDefinitionSegment&gt;) visit(ctx.createDefinitionClause());
             for (CreateDefinitionSegment each : createDefinitions.getValue()) {
                 if (each instanceof ColumnDefinitionSegment) {
                     result.getColumnDefinitions().add((ColumnDefinitionSegment) each);
                 } else if (each instanceof ConstraintDefinitionSegment) {
                     result.getConstraintDefinitions().add((ConstraintDefinitionSegment) each);
                 }
             }
         }
         return result;
     }

     @Override
     public ASTNode visitCreateDefinitionClause(final CreateDefinitionClauseContext ctx) {
         CollectionValue&lt;CreateDefinitionSegment&gt; result = new CollectionValue&lt;&gt;();
         for (CreateDefinitionContext each : ctx.createDefinition()) {
             if (null != each.columnDefinition()) {
                 result.getValue().add((ColumnDefinitionSegment) visit(each.columnDefinition()));
             }
             if (null != each.tableConstraint()) {
                 result.getValue().add((ConstraintDefinitionSegment) visit(each.tableConstraint()));
             }
         }
         return result;
     }

     @SuppressWarnings(&quot;unchecked&quot;)
     @Override
     public ASTNode visitAlterTable(final AlterTableContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/alter/impl/AlterShardingTableRuleStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/alter/impl/AlterShardingTableRuleStatementAssert.html#L63">63</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/create/impl/CreateShardingTableRuleStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/create/impl/CreateShardingTableRuleStatementAssert.html#L67">67</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>Collection&lt;TableRuleSegment&gt; actualTableRules = actual.getRules().stream().map(TableRuleSegment.class::cast).collect(Collectors.toList());
                 assertShardingTableRules(assertContext, actualTableRules, tableRuleStatementTestCase.getRules());
             }
         }
     }

     private static void assertShardingAutoTableRules(final SQLCaseAssertContext assertContext, final Collection&lt;AutoTableRuleSegment&gt; actual, final List&lt;ExpectedAutoTableRule&gt; expected) {
         if (null == expected) {
             assertNull(actual, assertContext.getText(&quot;Actual sharding auto table rule should not exist.&quot;));
         } else {
             assertNotNull(actual, assertContext.getText(&quot;Actual sharding auto table rule should exist.&quot;));
             int count = 0;
             for (AutoTableRuleSegment tableRuleSegment : actual) {
                 ExpectedAutoTableRule expectedTableRule = expected.get(count);
                 AutoTableRuleAssert.assertIs(assertContext, tableRuleSegment, expectedTableRule);
                 count++;
             }
         }
     }

     private static void assertShardingTableRules(final SQLCaseAssertContext assertContext, final Collection&lt;TableRuleSegment&gt; actual, final List&lt;ExpectedTableRule&gt; expected) {
         if (null == expected) {
             assertNull(actual, assertContext.getText(&quot;Actual sharding table rule should not exist.&quot;));
         } else {
             assertNotNull(actual, assertContext.getText(&quot;Actual sharding table rule should exist.&quot;));
             int count = 0;
             for (TableRuleSegment tableRuleSegment : actual) {
                 ExpectedTableRule expectedTableRule = expected.get(count);
                 TableRuleAssert.assertIs(assertContext, tableRuleSegment, expectedTableRule);
                 count++;
             }
         }
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/mask/algorithm/cover/KeepFromXToYMaskAlgorithm.java</td>
 <td>shardingsphere-mask-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mask/algorithm/cover/KeepFromXToYMaskAlgorithm.html#L31">31</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/mask/algorithm/cover/MaskFromXToYMaskAlgorithm.java</td>
 <td>shardingsphere-mask-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mask/algorithm/cover/MaskFromXToYMaskAlgorithm.html#L31">31</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public final class KeepFromXToYMaskAlgorithm implements MaskAlgorithm&lt;Object, String&gt; {

     private static final String FROM_X = &quot;from-x&quot;;

     private static final String TO_Y = &quot;to-y&quot;;

     private static final String REPLACE_CHAR = &quot;replace-char&quot;;

     private Integer fromX;

     private Integer toY;

     private Character replaceChar;

     @Override
     public void init(final Properties props) {
         fromX = createFromX(props);
         toY = createToY(props);
         replaceChar = createReplaceChar(props);
         ShardingSpherePreconditions.checkState(fromX &lt;= toY, () -&gt; new MaskAlgorithmInitializationException(getType(), &quot;fromX must be less than or equal to toY&quot;));
     }

     private Integer createFromX(final Properties props) {
         MaskAlgorithmPropsChecker.checkPositiveIntegerConfig(props, FROM_X, getType());
         return Integer.parseInt(props.getProperty(FROM_X));
     }

     private Integer createToY(final Properties props) {
         MaskAlgorithmPropsChecker.checkPositiveIntegerConfig(props, TO_Y, getType());
         return Integer.parseInt(props.getProperty(TO_Y));
     }

     private Character createReplaceChar(final Properties props) {
         MaskAlgorithmPropsChecker.checkSingleCharConfig(props, REPLACE_CHAR, getType());
         return props.getProperty(REPLACE_CHAR).charAt(0);
     }

     @Override
     public String mask(final Object plainValue) {
         String result = null == plainValue ? null : String.valueOf(plainValue);
         if (Strings.isNullOrEmpty(result)) {
             return result;
         }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L302">302</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L209">209</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}

     @Override
     public final ASTNode visitTableNames(final TableNamesContext ctx) {
         CollectionValue&lt;SimpleTableSegment&gt; result = new CollectionValue&lt;&gt;();
         for (TableNameContext each : ctx.tableName()) {
             result.getValue().add((SimpleTableSegment) visit(each));
         }
         return result;
     }

     @Override
     public final ASTNode visitColumnNames(final ColumnNamesContext ctx) {
         CollectionValue&lt;ColumnSegment&gt; result = new CollectionValue&lt;&gt;();
         for (ColumnNameContext each : ctx.columnName()) {
             result.getValue().add((ColumnSegment) visit(each));
         }
         return result;
     }

     @Override
     public final ASTNode visitExpr(final ExprContext ctx) {
         if (null != ctx.booleanPrimary()) {
             return visit(ctx.booleanPrimary());
         }
         if (null != ctx.LP_()) {
             return visit(ctx.expr(0));
         }
         if (null != ctx.andOperator()) {
             return createBinaryOperationExpression(ctx, ctx.andOperator().getText());
         }
         if (null != ctx.orOperator()) {
             return createBinaryOperationExpression(ctx, ctx.orOperator().getText());
         }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDMLStatementVisitor.html#L689">689</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L1140">1140</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>if (projection instanceof FunctionSegment) {
             FunctionSegment segment = (FunctionSegment) projection;
             ExpressionProjectionSegment result = new ExpressionProjectionSegment(segment.getStartIndex(), segment.getStopIndex(), segment.getText(), segment);
             result.setAlias(alias);
             return result;
         }
         if (projection instanceof CommonExpressionSegment) {
             CommonExpressionSegment segment = (CommonExpressionSegment) projection;
             ExpressionProjectionSegment result = new ExpressionProjectionSegment(segment.getStartIndex(), segment.getStopIndex(), segment.getText(), segment);
             result.setAlias(alias);
             return result;
         }
         // FIXME :For DISTINCT()
         if (projection instanceof ColumnSegment) {
             ColumnProjectionSegment result = new ColumnProjectionSegment((ColumnSegment) projection);
             result.setAlias(alias);
             return result;
         }
         if (projection instanceof SubqueryExpressionSegment) {
             SubqueryExpressionSegment subqueryExpressionSegment = (SubqueryExpressionSegment) projection;
             String text = ctx.start.getInputStream().getText(new Interval(subqueryExpressionSegment.getStartIndex(), subqueryExpressionSegment.getStopIndex()));
             SubqueryProjectionSegment result = new SubqueryProjectionSegment(((SubqueryExpressionSegment) projection).getSubquery(), text);
             result.setAlias(alias);
             return result;
         }
         if (projection instanceof BinaryOperationExpression) {
             BinaryOperationExpression binaryExpression = (BinaryOperationExpression) projection;
             int startIndex = binaryExpression.getStartIndex();
             int stopIndex = null == alias ? binaryExpression.getStopIndex() : alias.getStopIndex();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.html#L974">974</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.html#L1122">1122</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>private void setTableSegment(final OpenGaussCommentStatement statement, final Iterator&lt;NameSegment&gt; nameSegmentIterator) {
         Optional&lt;NameSegment&gt; tableName = nameSegmentIterator.hasNext() ? Optional.of(nameSegmentIterator.next()) : Optional.empty();
         tableName.ifPresent(optional -&gt; statement.setTable(new SimpleTableSegment(new TableNameSegment(optional.getStartIndex(), optional.getStopIndex(), optional.getIdentifier()))));
         Optional&lt;NameSegment&gt; schemaName = nameSegmentIterator.hasNext() ? Optional.of(nameSegmentIterator.next()) : Optional.empty();
         schemaName.ifPresent(optional -&gt; statement.getTable().setOwner(new OwnerSegment(optional.getStartIndex(), optional.getStopIndex(), optional.getIdentifier())));
         Optional&lt;NameSegment&gt; databaseName = nameSegmentIterator.hasNext() ? Optional.of(nameSegmentIterator.next()) : Optional.empty();
         databaseName.ifPresent(optional -&gt; statement.getTable().getOwner()
                 .ifPresent(owner -&gt; owner.setOwner(new OwnerSegment(optional.getStartIndex(), optional.getStopIndex(), optional.getIdentifier()))));
     }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L1170">1170</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L1122">1122</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>stopIndex = null == ctx.RP_() ? ctx.tableReference().start.getStopIndex() : ctx.RP_().getSymbol().getStopIndex();
         }
         result.setStartIndex(startIndex);
         result.setStopIndex(stopIndex);
         visitJoinedTable(ctx.joinedTable(), result);
         result.setAlias(alias);
         return result;
     }

     private JoinTableSegment visitJoinedTable(final JoinedTableContext ctx, final JoinTableSegment tableSegment) {
         TableSegment right = (TableSegment) visit(ctx.tableReference());
         tableSegment.setRight(right);
         tableSegment.setJoinType(getJoinType(ctx));
         tableSegment.setNatural(null != ctx.naturalJoinType());
         return null == ctx.joinQual() ? tableSegment : visitJoinQual(ctx.joinQual(), tableSegment);
     }

     private String getJoinType(final JoinedTableContext ctx) {
         if (null != ctx.crossJoinType()) {
             return JoinType.CROSS.name();
         }
         if (null != ctx.innerJoinType()) {
             return JoinType.INNER.name();
         }
         if (null != ctx.outerJoinType()) {
             return getOutJoinType(ctx.outerJoinType());
         }
         if (null != ctx.naturalJoinType()) {
             return getNaturalJoinType(ctx.naturalJoinType());
         }
         return JoinType.COMMA.name();
     }

     private String getOutJoinType(final OuterJoinTypeContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/mask/algorithm/cover/KeepFirstNLastMMaskAlgorithm.java</td>
 <td>shardingsphere-mask-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mask/algorithm/cover/KeepFirstNLastMMaskAlgorithm.html#L29">29</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/mask/algorithm/cover/MaskFirstNLastMMaskAlgorithm.java</td>
 <td>shardingsphere-mask-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mask/algorithm/cover/MaskFirstNLastMMaskAlgorithm.html#L29">29</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public final class KeepFirstNLastMMaskAlgorithm implements MaskAlgorithm&lt;Object, String&gt; {

     private static final String FIRST_N = &quot;first-n&quot;;

     private static final String LAST_M = &quot;last-m&quot;;

     private static final String REPLACE_CHAR = &quot;replace-char&quot;;

     private Integer firstN;

     private Integer lastM;

     private Character replaceChar;

     @Override
     public void init(final Properties props) {
         firstN = createFirstN(props);
         lastM = createLastM(props);
         replaceChar = createReplaceChar(props);
     }

     private Integer createFirstN(final Properties props) {
         MaskAlgorithmPropsChecker.checkPositiveIntegerConfig(props, FIRST_N, getType());
         return Integer.parseInt(props.getProperty(FIRST_N));
     }

     private Integer createLastM(final Properties props) {
         MaskAlgorithmPropsChecker.checkPositiveIntegerConfig(props, LAST_M, getType());
         return Integer.parseInt(props.getProperty(LAST_M));
     }

     private Character createReplaceChar(final Properties props) {
         MaskAlgorithmPropsChecker.checkSingleCharConfig(props, REPLACE_CHAR, getType());
         return props.getProperty(REPLACE_CHAR).charAt(0);
     }

     @Override
     public String mask(final Object plainValue) {
         String result = null == plainValue ? null : String.valueOf(plainValue);
         if (Strings.isNullOrEmpty(result)) {
             return result;
         }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/driver/jdbc/unsupported/AbstractUnsupportedDatabaseMetaDataResultSet.java</td>
 <td>shardingsphere-jdbc-core</td>
 <td><a href="./xref/org/apache/shardingsphere/driver/jdbc/unsupported/AbstractUnsupportedDatabaseMetaDataResultSet.html#L39">39</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/driver/jdbc/unsupported/AbstractUnsupportedGeneratedKeysResultSet.java</td>
 <td>shardingsphere-jdbc-core</td>
 <td><a href="./xref/org/apache/shardingsphere/driver/jdbc/unsupported/AbstractUnsupportedGeneratedKeysResultSet.html#L120">120</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>@Override
     public final InputStream getAsciiStream(final int columnIndex) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getAsciiStream&quot;);
     }

     @Override
     public final InputStream getAsciiStream(final String columnLabel) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getAsciiStream&quot;);
     }

     @Override
     public final InputStream getUnicodeStream(final int columnIndex) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getUnicodeStream&quot;);
     }

     @Override
     public final InputStream getUnicodeStream(final String columnLabel) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getUnicodeStream&quot;);
     }

     @Override
     public final InputStream getBinaryStream(final int columnIndex) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getBinaryStream&quot;);
     }

     @Override
     public final InputStream getBinaryStream(final String columnLabel) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getBinaryStream&quot;);
     }

     @Override
     public final SQLWarning getWarnings() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getWarnings&quot;);
     }

     @Override
     public final void clearWarnings() throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;clearWarnings&quot;);
     }

     @Override
     public final Reader getCharacterStream(final int columnIndex) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getCharacterStream&quot;);
     }

     @Override
     public final Reader getCharacterStream(final String columnLabel) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;getCharacterStream&quot;);
     }

     @Override
     public final Array getArray(final int columnIndex) throws SQLException {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.html#L384">384</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.html#L472">472</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return new OpenGaussAlterMaterializedViewStatement();
     }

     @Override
     public ASTNode visitAddConstraintSpecification(final AddConstraintSpecificationContext ctx) {
         return new AddConstraintDefinitionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), (ConstraintDefinitionSegment) visit(ctx.tableConstraint()));
     }

     @Override
     public ASTNode visitValidateConstraintSpecification(final ValidateConstraintSpecificationContext ctx) {
         return new ValidateConstraintDefinitionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), (ConstraintSegment) visit(ctx.constraintName()));
     }

     @Override
     public ASTNode visitModifyConstraintSpecification(final ModifyConstraintSpecificationContext ctx) {
         return new ModifyConstraintDefinitionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), (ConstraintSegment) visit(ctx.constraintName()));
     }

     @Override
     public ASTNode visitDropConstraintSpecification(final DropConstraintSpecificationContext ctx) {
         return new DropConstraintDefinitionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), (ConstraintSegment) visit(ctx.constraintName()));
     }

     @Override
     public ASTNode visitAlterDomain(final AlterDomainContext ctx) {
         return new OpenGaussAlterDomainStatement();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDALStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDALStatementVisitor.html#L145">145</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDALStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDALStatementVisitor.html#L152">152</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>OpenGaussExplainStatement result = new OpenGaussExplainStatement();
         result.setStatement((SQLStatement) visit(ctx.explainableStmt()));
         return result;
     }

     @Override
     public ASTNode visitExplainableStmt(final ExplainableStmtContext ctx) {
         if (null != ctx.select()) {
             return visit(ctx.select());
         }
         if (null != ctx.insert()) {
             return visit(ctx.insert());
         }
         if (null != ctx.update()) {
             return visit(ctx.update());
         }
         if (null != ctx.delete()) {
             return visit(ctx.delete());
         }
         if (null != ctx.declare()) {
             // TODO visit declare statement
             return visit(ctx.declare());
         }
         if (null != ctx.executeStmt()) {
             return visit(ctx.executeStmt());
         }
         if (null != ctx.createMaterializedView()) {
             // TODO visit create materialized view statement
             return visit(ctx.createMaterializedView());
         }
         // TODO visit refresh materialized view statement
         return visit(ctx.refreshMatViewStmt());
     }

     @Override
     public ASTNode visitEmptyStatement(final EmptyStatementContext ctx) {
         return new OpenGaussEmptyStatement();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/alter/impl/AlterDefaultShardingStrategyStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/alter/impl/AlterDefaultShardingStrategyStatementAssert.html#L45">45</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/create/impl/CreateDefaultShardingStrategyStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/create/impl/CreateDefaultShardingStrategyStatementAssert.html#L46">46</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>assertThat(assertContext.getText(String.format(&quot;`%s`'s default sharding strategy segment assertion error: &quot;, actual.getClass().getSimpleName())),
                     actual.getDefaultType(), is(expected.getStrategy().getDefaultType()));
             assertThat(assertContext.getText(String.format(&quot;`%s`'s default sharding strategy segment assertion error: &quot;, actual.getClass().getSimpleName())),
                     actual.getShardingColumn(), is(expected.getStrategy().getShardingColumn()));
             assertThat(assertContext.getText(String.format(&quot;`%s`'s default sharding strategy segment assertion error: &quot;, actual.getClass().getSimpleName())),
                     actual.getStrategyType(), is(expected.getStrategy().getStrategyType()));
             if (!&quot;none&quot;.equalsIgnoreCase(actual.getStrategyType())) {
                 assertThat(assertContext.getText(String.format(&quot;`%s`'s default sharding strategy segment assertion error: &quot;, actual.getClass().getSimpleName())),
                         actual.getAlgorithmSegment().getName(), is(expected.getStrategy().getAlgorithmSegment().getName()));
             }
         }
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L474">474</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L602">602</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return visit(ctx.castFunction());
         }
         return new FunctionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), ctx.getChild(0).getChild(0).getText(), getOriginalText(ctx));
     }

     @Override
     public final ASTNode visitCastFunction(final CastFunctionContext ctx) {
         calculateParameterCount(Collections.singleton(ctx.expr()));
         FunctionSegment result = new FunctionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), ctx.CAST().getText(), getOriginalText(ctx));
         ASTNode exprSegment = visit(ctx.expr());
         if (exprSegment instanceof ColumnSegment) {
             result.getParameters().add((ColumnSegment) exprSegment);
         } else if (exprSegment instanceof LiteralExpressionSegment) {
             result.getParameters().add((LiteralExpressionSegment) exprSegment);
         }
         result.getParameters().add((DataTypeSegment) visit(ctx.dataType()));
         return result;
     }

     @Override
     public final ASTNode visitRegularFunction(final RegularFunctionContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/db/protocol/opengauss/codec/OpenGaussPacketCodecEngine.java</td>
 <td>shardingsphere-opengauss-protocol</td>
 <td><a href="./xref/org/apache/shardingsphere/db/protocol/opengauss/codec/OpenGaussPacketCodecEngine.html#L97">97</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/db/protocol/postgresql/codec/PostgreSQLPacketCodecEngine.java</td>
 <td>shardingsphere-postgresql-protocol</td>
 <td><a href="./xref/org/apache/shardingsphere/db/protocol/postgresql/codec/PostgreSQLPacketCodecEngine.html#L95">95</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return OpenGaussCommandPacketType.isExtendedProtocolPacketType(commandPacketType)
                 &amp;&amp; PostgreSQLCommandPacketType.SYNC_COMMAND != commandPacketType &amp;&amp; PostgreSQLCommandPacketType.FLUSH_COMMAND != commandPacketType;
     }

     private void handlePendingMessages(final ChannelHandlerContext context, final ByteBuf in, final List&lt;Object&gt; out, final int payloadLength) {
         CompositeByteBuf result = context.alloc().compositeBuffer(pendingMessages.size() + 1);
         result.addComponents(true, pendingMessages).addComponent(true, in.readRetainedSlice(MESSAGE_TYPE_LENGTH + payloadLength));
         out.add(result);
         pendingMessages.clear();
     }

     @Override
     public void encode(final ChannelHandlerContext context, final DatabasePacket message, final ByteBuf out) {
         boolean isIdentifierPacket = message instanceof PostgreSQLIdentifierPacket;
         if (isIdentifierPacket) {
             prepareMessageHeader(out, ((PostgreSQLIdentifierPacket) message).getIdentifier().getValue());
         }
         PostgreSQLPacketPayload payload = new PostgreSQLPacketPayload(out, context.channel().attr(CommonConstants.CHARSET_ATTRIBUTE_KEY).get());
         try {
             message.write(payload);
             // CHECKSTYLE:OFF
         } catch (final Exception ex) {
             // CHECKSTYLE:ON
             payload.getByteBuf().resetWriterIndex();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1703">1703</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.html#L408">408</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L1207">1207</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>MySQLSelectStatement subquery = (MySQLSelectStatement) visit(ctx.subquery());
             SubquerySegment subquerySegment = new SubquerySegment(ctx.subquery().start.getStartIndex(), ctx.subquery().stop.getStopIndex(), subquery);
             SubqueryTableSegment result = new SubqueryTableSegment(subquerySegment);
             if (null != ctx.alias()) {
                 result.setAlias((AliasSegment) visit(ctx.alias()));
             }
             return result;
         }
         if (null != ctx.tableName()) {
             SimpleTableSegment result = (SimpleTableSegment) visit(ctx.tableName());
             if (null != ctx.alias()) {
                 result.setAlias((AliasSegment) visit(ctx.alias()));
             }
             return result;
         }
         return visit(ctx.tableReferences());
     }

     private JoinTableSegment visitJoinedTable(final JoinedTableContext ctx, final TableSegment tableSegment) {
         JoinTableSegment result = new JoinTableSegment();
         result.setLeft(tableSegment);
         result.setStartIndex(tableSegment.getStartIndex());
         result.setStopIndex(ctx.stop.getStopIndex());</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSpherePreparedStatement.java</td>
 <td>shardingsphere-jdbc-core</td>
 <td><a href="./xref/org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSpherePreparedStatement.html#L217">217</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSphereStatement.java</td>
 <td>shardingsphere-jdbc-core</td>
 <td><a href="./xref/org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSphereStatement.html#L245">245</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>private boolean isTransparentStatement(final ShardingSphereRuleMetaData ruleMetaData) {
         Optional&lt;DataNodeContainedRule&gt; dataNodeContainedRule = getDataNodeContainedRuleForShardingRule(ruleMetaData.findRules(DataNodeContainedRule.class));
         Collection&lt;ColumnContainedRule&gt; columnContainedRules = ruleMetaData.findRules(ColumnContainedRule.class);
         for (String each : sqlStatementContext.getTablesContext().getTableNames()) {
             if ((!dataNodeContainedRule.isPresent() || !dataNodeContainedRule.get().getAllTables().contains(each)) &amp;&amp; !containsInColumnContainedRule(each, columnContainedRules)) {
                 continue;
             }
             return false;
         }
         return true;
     }

     private Optional&lt;DataNodeContainedRule&gt; getDataNodeContainedRuleForShardingRule(final Collection&lt;DataNodeContainedRule&gt; dataNodeContainedRules) {
         for (DataNodeContainedRule each : dataNodeContainedRules) {
             if (!(each instanceof MutableDataNodeRule)) {
                 return Optional.of(each);
             }
         }
         return Optional.empty();
     }

     private boolean containsInColumnContainedRule(final String tableName, final Collection&lt;ColumnContainedRule&gt; columnContainedRules) {
         for (ColumnContainedRule each : columnContainedRules) {
             if (each.getTables().contains(tableName)) {
                 return true;
             }
         }
         return false;
     }

     @Override
     public ResultSet executeQuery() throws SQLException {</pre></div></td></tr></table>
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 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1377">1377</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.html#L145">145</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L989">989</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>result.setLimit((LimitSegment) visit(ctx.limitClause()));
         }
         result.getParameterMarkerSegments().addAll(getParameterMarkerSegments());
         return result;
     }

     @Override
     public ASTNode visitSetAssignmentsClause(final SetAssignmentsClauseContext ctx) {
         Collection&lt;AssignmentSegment&gt; assignments = new LinkedList&lt;&gt;();
         for (AssignmentContext each : ctx.assignment()) {
             assignments.add((AssignmentSegment) visit(each));
         }
         return new SetAssignmentSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), assignments);
     }

     @Override
     public ASTNode visitAssignmentValues(final AssignmentValuesContext ctx) {
         List&lt;ExpressionSegment&gt; segments = new LinkedList&lt;&gt;();
         for (AssignmentValueContext each : ctx.assignmentValue()) {
             segments.add((ExpressionSegment) visit(each));
         }
         return new InsertValuesSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), segments);
     }

     @Override
     public ASTNode visitAssignment(final AssignmentContext ctx) {
         ColumnSegment column = (ColumnSegment) visit(ctx.columnRef());</pre></div></td></tr></table>
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 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L708">708</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L586">586</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}

     private String getDistinctExpression(final AggregationFunctionContext ctx) {
         StringBuilder result = new StringBuilder();
         for (int i = 3; i &lt; ctx.getChildCount() - 1; i++) {
             result.append(ctx.getChild(i).getText());
         }
         return result.toString();
     }

     @Override
     public final ASTNode visitSpecialFunction(final SpecialFunctionContext ctx) {
         if (null != ctx.castFunction()) {
             return visit(ctx.castFunction());
         }
         if (null != ctx.charFunction()) {
             return visit(ctx.charFunction());
         }
         return new FunctionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), ctx.getChild(0).getChild(0).getText(), getOriginalText(ctx));
     }

     @Override
     public final ASTNode visitCastFunction(final CastFunctionContext ctx) {
         calculateParameterCount(Collections.singleton(ctx.expr()));
         FunctionSegment result;</pre></div></td></tr></table>
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 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L153">153</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L111">111</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L196">196</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>public abstract class OracleStatementVisitor extends OracleStatementBaseVisitor&lt;ASTNode&gt; {

     private final Collection&lt;ParameterMarkerSegment&gt; parameterMarkerSegments = new LinkedList&lt;&gt;();

     @Override
     public final ASTNode visitParameterMarker(final ParameterMarkerContext ctx) {
         return new ParameterMarkerValue(parameterMarkerSegments.size(), ParameterMarkerType.QUESTION);
     }

     @Override
     public final ASTNode visitLiterals(final LiteralsContext ctx) {
         if (null != ctx.stringLiterals()) {
             return visit(ctx.stringLiterals());
         }
         if (null != ctx.numberLiterals()) {
             return visit(ctx.numberLiterals());
         }
         if (null != ctx.hexadecimalLiterals()) {
             return visit(ctx.hexadecimalLiterals());
         }
         if (null != ctx.bitValueLiterals()) {
             return visit(ctx.bitValueLiterals());
         }
         if (null != ctx.booleanLiterals()) {
             return visit(ctx.booleanLiterals());
         }
         if (null != ctx.nullValueLiterals()) {
             return visit(ctx.nullValueLiterals());
         }</pre></div></td></tr></table>
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 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1270">1270</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1341">1341</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public ASTNode visitInsertValuesClause(final InsertValuesClauseContext ctx) {
         MySQLInsertStatement result = new MySQLInsertStatement();
         if (null != ctx.LP_()) {
             if (null != ctx.fields()) {
                 result.setInsertColumns(new InsertColumnsSegment(ctx.LP_().getSymbol().getStartIndex(), ctx.RP_().getSymbol().getStopIndex(), createInsertColumns(ctx.fields())));
             } else {
                 result.setInsertColumns(new InsertColumnsSegment(ctx.LP_().getSymbol().getStartIndex(), ctx.RP_().getSymbol().getStopIndex(), Collections.emptyList()));
             }
         } else {
             result.setInsertColumns(new InsertColumnsSegment(ctx.start.getStartIndex() - 1, ctx.start.getStartIndex() - 1, Collections.emptyList()));
         }
         result.getValues().addAll(createInsertValuesSegments(ctx.assignmentValues()));
         return result;
     }

     private Collection&lt;InsertValuesSegment&gt; createInsertValuesSegments(final Collection&lt;AssignmentValuesContext&gt; assignmentValuesContexts) {</pre></div></td></tr></table>
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 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L488">488</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L390">390</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return new SubquerySegment(startIndex, stopIndex, (OracleSelectStatement) visit(ctx.subquery()));
         }
         if (null != ctx.parameterMarker()) {
             ParameterMarkerValue parameterMarker = (ParameterMarkerValue) visit(ctx.parameterMarker());
             ParameterMarkerExpressionSegment segment = new ParameterMarkerExpressionSegment(startIndex, stopIndex, parameterMarker.getValue(), parameterMarker.getType());
             parameterMarkerSegments.add(segment);
             return segment;
         }
         if (null != ctx.literals()) {
             return SQLUtils.createLiteralExpression(visit(ctx.literals()), startIndex, stopIndex, ctx.literals().start.getInputStream().getText(new Interval(startIndex, stopIndex)));
         }
         if (null != ctx.functionCall()) {
             return visit(ctx.functionCall());
         }
         if (null != ctx.columnName()) {
             return visit(ctx.columnName());
         }
         return new CommonExpressionSegment(startIndex, stopIndex, ctx.getText());
     }

     @Override
     public final ASTNode visitFunctionCall(final FunctionCallContext ctx) {</pre></div></td></tr></table>
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 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.html#L260">260</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.html#L333">333</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DDLStatementVisitor.html#L68">68</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>OpenGaussCreateTableStatement result = new OpenGaussCreateTableStatement(null != ctx.ifNotExists());
         result.setTable((SimpleTableSegment) visit(ctx.tableName()));
         if (null != ctx.createDefinitionClause()) {
             CollectionValue&lt;CreateDefinitionSegment&gt; createDefinitions = (CollectionValue&lt;CreateDefinitionSegment&gt;) visit(ctx.createDefinitionClause());
             for (CreateDefinitionSegment each : createDefinitions.getValue()) {
                 if (each instanceof ColumnDefinitionSegment) {
                     result.getColumnDefinitions().add((ColumnDefinitionSegment) each);
                 } else if (each instanceof ConstraintDefinitionSegment) {
                     result.getConstraintDefinitions().add((ConstraintDefinitionSegment) each);
                 }
             }
         }
         return result;
     }

     @Override
     public ASTNode visitCreateDefinitionClause(final CreateDefinitionClauseContext ctx) {
         CollectionValue&lt;CreateDefinitionSegment&gt; result = new CollectionValue&lt;&gt;();
         for (CreateDefinitionContext each : ctx.createDefinition()) {
             if (null != each.columnDefinition()) {
                 result.getValue().add((ColumnDefinitionSegment) visit(each.columnDefinition()));
             }
             if (null != each.tableConstraint()) {</pre></div></td></tr></table>
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 <td>org/apache/shardingsphere/data/pipeline/opengauss/ingest/wal/decode/MppdbDecodingPlugin.java</td>
 <td>shardingsphere-data-pipeline-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/data/pipeline/opengauss/ingest/wal/decode/MppdbDecodingPlugin.html#L256">256</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/data/pipeline/postgresql/ingest/wal/decode/TestDecodingPlugin.java</td>
 <td>shardingsphere-data-pipeline-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/data/pipeline/postgresql/ingest/wal/decode/TestDecodingPlugin.html#L282">282</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}

     private byte[] decodeHex(final String hexString) {
         int dataLength = hexString.length();
         Preconditions.checkArgument(0 == (dataLength &amp; 1), &quot;Illegal hex data `%s`&quot;, hexString);
         if (0 == dataLength) {
             return new byte[0];
         }
         byte[] result = new byte[dataLength &gt;&gt;&gt; 1];
         for (int i = 0; i &lt; dataLength; i += 2) {
             result[i &gt;&gt;&gt; 1] = decodeHexByte(hexString, i);
         }
         return result;
     }

     private byte decodeHexByte(final String hexString, final int index) {
         int firstHexChar = Character.digit(hexString.charAt(index), 16);
         int secondHexChar = Character.digit(hexString.charAt(index + 1), 16);
         Preconditions.checkArgument(-1 != firstHexChar &amp;&amp; -1 != secondHexChar, &quot;Illegal hex byte `%s` in index `%d`&quot;, hexString, index);
         return (byte) ((firstHexChar &lt;&lt; 4) + secondHexChar);
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L549">549</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L433">433</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
         return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
     }

     private BetweenExpression createBetweenSegment(final PredicateContext ctx) {
         ExpressionSegment left = (ExpressionSegment) visit(ctx.bitExpr(0));
         ExpressionSegment between = (ExpressionSegment) visit(ctx.bitExpr(1));
         ExpressionSegment and = (ExpressionSegment) visit(ctx.predicate());
         boolean not = null != ctx.NOT();
         return new BetweenExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, between, and, not);
     }

     @Override
     public final ASTNode visitBitExpr(final BitExprContext ctx) {
         if (null != ctx.simpleExpr()) {
             return visit(ctx.simpleExpr());</pre></div></td></tr></table>
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 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L239">239</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L244">244</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L239">239</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L193">193</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L288">288</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>SimpleTableSegment result = new SimpleTableSegment(new TableNameSegment(ctx.name().getStart().getStartIndex(), ctx.name().getStop().getStopIndex(), (IdentifierValue) visit(ctx.name())));
         OwnerContext owner = ctx.owner();
         if (null != owner) {
             result.setOwner(new OwnerSegment(owner.getStart().getStartIndex(), owner.getStop().getStopIndex(), (IdentifierValue) visit(owner.identifier())));
         }
         return result;
     }

     @Override
     public final ASTNode visitColumnName(final ColumnNameContext ctx) {
         ColumnSegment result = new ColumnSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), (IdentifierValue) visit(ctx.name()));
         OwnerContext owner = ctx.owner();
         if (null != owner) {
             result.setOwner(new OwnerSegment(owner.getStart().getStartIndex(), owner.getStop().getStopIndex(), (IdentifierValue) visit(owner.identifier())));
         }
         return result;
     }

     @Override
     public final ASTNode visitIndexName(final IndexNameContext ctx) {</pre></div></td></tr></table>
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 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L423">423</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L309">309</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L424">424</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>return new InExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, not);
     }

     private BinaryOperationExpression createBinaryOperationExpressionFromLike(final PredicateContext ctx) {
         ExpressionSegment left = (ExpressionSegment) visit(ctx.bitExpr(0));
         ListExpression right = new ListExpression(ctx.simpleExpr(0).start.getStartIndex(), ctx.simpleExpr().get(ctx.simpleExpr().size() - 1).stop.getStopIndex());
         for (SimpleExprContext each : ctx.simpleExpr()) {
             right.getItems().add((ExpressionSegment) visit(each));
         }
         String operator = null != ctx.NOT() ? &quot;NOT LIKE&quot; : &quot;LIKE&quot;;
         String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
         return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
     }

     private BetweenExpression createBetweenSegment(final PredicateContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
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 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDDLStatementVisitor.html#L354">354</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/type/SQLServerDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/type/SQLServerDDLStatementVisitor.html#L228">228</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>for (AlterDefinitionSegment each : ((CollectionValue&lt;AlterDefinitionSegment&gt;) visit(ctx.alterDefinitionClause())).getValue()) {
                 if (each instanceof AddColumnDefinitionSegment) {
                     result.getAddColumnDefinitions().add((AddColumnDefinitionSegment) each);
                 } else if (each instanceof ModifyColumnDefinitionSegment) {
                     result.getModifyColumnDefinitions().add((ModifyColumnDefinitionSegment) each);
                 } else if (each instanceof DropColumnDefinitionSegment) {
                     result.getDropColumnDefinitions().add((DropColumnDefinitionSegment) each);
                 } else if (each instanceof AddConstraintDefinitionSegment) {
                     result.getAddConstraintDefinitions().add((AddConstraintDefinitionSegment) each);
                 } else if (each instanceof ModifyConstraintDefinitionSegment) {
                     result.getModifyConstraintDefinitions().add((ModifyConstraintDefinitionSegment) each);
                 } else if (each instanceof DropConstraintDefinitionSegment) {
                     result.getDropConstraintDefinitions().add((DropConstraintDefinitionSegment) each);
                 }
             }
         }
         return result;
     }

     @SuppressWarnings(&quot;unchecked&quot;)
     @Override
     public ASTNode visitAlterDefinitionClause(final AlterDefinitionClauseContext ctx) {
         CollectionValue&lt;AlterDefinitionSegment&gt; result = new CollectionValue&lt;&gt;();
         if (null != ctx.columnClauses()) {</pre></div></td></tr></table>
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 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.html#L302">302</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L1127">1127</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>: new AliasSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), (IdentifierValue) visit(ctx.identifier()));
     }

     private ASTNode createProjection(final ProjectionContext ctx, final AliasSegment alias) {
         ASTNode projection = visit(ctx.expr());
         if (projection instanceof AggregationProjectionSegment) {
             ((AggregationProjectionSegment) projection).setAlias(alias);
             return projection;
         }
         if (projection instanceof ExpressionProjectionSegment) {
             ((ExpressionProjectionSegment) projection).setAlias(alias);
             return projection;
         }
         if (projection instanceof FunctionSegment) {
             FunctionSegment segment = (FunctionSegment) projection;
             ExpressionProjectionSegment result = new ExpressionProjectionSegment(segment.getStartIndex(), segment.getStopIndex(), segment.getText(), segment);
             result.setAlias(alias);
             return result;
         }
         if (projection instanceof CommonExpressionSegment) {
             CommonExpressionSegment segment = (CommonExpressionSegment) projection;
             ExpressionProjectionSegment result = new ExpressionProjectionSegment(segment.getStartIndex(), segment.getStopIndex(), segment.getText(), segment);
             result.setAlias(alias);
             return result;
         }
         // FIXME :For DISTINCT()
         if (projection instanceof ColumnSegment) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/db/protocol/opengauss/codec/OpenGaussPacketCodecEngine.java</td>
 <td>shardingsphere-opengauss-protocol</td>
 <td><a href="./xref/org/apache/shardingsphere/db/protocol/opengauss/codec/OpenGaussPacketCodecEngine.html#L73">73</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/db/protocol/postgresql/codec/PostgreSQLPacketCodecEngine.java</td>
 <td>shardingsphere-postgresql-protocol</td>
 <td><a href="./xref/org/apache/shardingsphere/db/protocol/postgresql/codec/PostgreSQLPacketCodecEngine.html#L71">71</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>CommandPacketType commandPacketType = OpenGaussCommandPacketType.valueOf(type);
             if (requireAggregation(commandPacketType)) {
                 pendingMessages.add(in.readRetainedSlice(MESSAGE_TYPE_LENGTH + payloadLength));
             } else if (pendingMessages.isEmpty()) {
                 out.add(in.readRetainedSlice(MESSAGE_TYPE_LENGTH + payloadLength));
             } else {
                 handlePendingMessages(context, in, out, payloadLength);
             }
         }
     }

     private void handleStartupPhase(final ByteBuf in, final List&lt;Object&gt; out) {
         int readerIndex = in.readerIndex();
         if (in.readableBytes() == SSL_REQUEST_PAYLOAD_LENGTH &amp;&amp; SSL_REQUEST_PAYLOAD_LENGTH == in.getInt(readerIndex) &amp;&amp; SSL_REQUEST_CODE == in.getInt(readerIndex + 4)) {
             out.add(in.readRetainedSlice(SSL_REQUEST_PAYLOAD_LENGTH));
             return;
         }
         if (in.readableBytes() == in.getInt(readerIndex)) {
             out.add(in.readRetainedSlice(in.readableBytes()));
             startupPhase = false;
         }
     }

     private boolean requireAggregation(final CommandPacketType commandPacketType) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/agent/core/util/AgentReflectionUtils.java</td>
 <td>shardingsphere-agent-core</td>
 <td><a href="./xref/org/apache/shardingsphere/agent/core/util/AgentReflectionUtils.html#L48">48</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/agent/plugin/core/util/AgentReflectionUtils.java</td>
 <td>shardingsphere-agent-plugin-core</td>
 <td><a href="./xref/org/apache/shardingsphere/agent/plugin/core/util/AgentReflectionUtils.html#L48">48</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/infra/util/reflection/ReflectionUtils.java</td>
 <td>shardingsphere-infra-util</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/util/reflection/ReflectionUtils.html#L43">43</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>throw new IllegalStateException(String.format(&quot;Can not find field name `%s` in class %s.&quot;, fieldName, target.getClass()));
     }

     @SuppressWarnings(&quot;unchecked&quot;)
     @SneakyThrows(IllegalAccessException.class)
     private static &lt;T&gt; T getFieldValue(final Object target, final Field field) {
         boolean accessible = field.isAccessible();
         if (!accessible) {
             field.setAccessible(true);
         }
         T result = (T) field.get(target);
         if (!accessible) {
             field.setAccessible(false);
         }
         return result;
     }

     private static Optional&lt;Field&gt; findField(final String fieldName, final Class&lt;?&gt; targetClass) {
         Class&lt;?&gt; currentTargetClass = targetClass;
         while (Object.class != currentTargetClass) {
             try {
                 return Optional.of(currentTargetClass.getDeclaredField(fieldName));
             } catch (final NoSuchFieldException ignored) {
                 currentTargetClass = currentTargetClass.getSuperclass();
             }
         }
         return Optional.empty();
     }

     /**
      * Invoke method.
      *
      * @param method method
      * @param target target
      * @param args arguments
      * @param &lt;T&gt; type of invoke result
      * @return invoke result
      */
     @SuppressWarnings(&quot;unchecked&quot;)
     @SneakyThrows(ReflectiveOperationException.class)
     public static &lt;T&gt; T invokeMethod(final Method method, final Object target, final Object... args) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/db/protocol/opengauss/codec/OpenGaussPacketCodecEngine.java</td>
 <td>shardingsphere-opengauss-protocol</td>
 <td><a href="./xref/org/apache/shardingsphere/db/protocol/opengauss/codec/OpenGaussPacketCodecEngine.html#L42">42</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/db/protocol/postgresql/codec/PostgreSQLPacketCodecEngine.java</td>
 <td>shardingsphere-postgresql-protocol</td>
 <td><a href="./xref/org/apache/shardingsphere/db/protocol/postgresql/codec/PostgreSQLPacketCodecEngine.html#L40">40</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public final class OpenGaussPacketCodecEngine implements DatabasePacketCodecEngine {

     private static final int SSL_REQUEST_PAYLOAD_LENGTH = 8;

     private static final int SSL_REQUEST_CODE = (1234 &lt;&lt; 16) + 5679;

     private static final int MESSAGE_TYPE_LENGTH = 1;

     private static final int PAYLOAD_LENGTH = 4;

     private boolean startupPhase = true;

     private final List&lt;ByteBuf&gt; pendingMessages = new LinkedList&lt;&gt;();

     @Override
     public boolean isValidHeader(final int readableBytes) {
         return readableBytes &gt;= (startupPhase ? 0 : MESSAGE_TYPE_LENGTH) + PAYLOAD_LENGTH;
     }

     @Override
     public void decode(final ChannelHandlerContext context, final ByteBuf in, final List&lt;Object&gt; out) {
         while (isValidHeader(in.readableBytes())) {
             if (startupPhase) {
                 handleStartupPhase(in, out);
                 return;
             }
             int payloadLength = in.getInt(in.readerIndex() + 1);
             if (in.readableBytes() &lt; MESSAGE_TYPE_LENGTH + payloadLength) {
                 return;
             }
             byte type = in.getByte(in.readerIndex());</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L1333">1333</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L1280">1280</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>if (null != ctx.limitClause().selectFetchValue()) {
                 LimitValueSegment limit = (LimitValueSegment) visit(ctx.limitClause().selectFetchValue());
                 return new LimitSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), null, limit);
             }
             LimitValueSegment limit = (LimitValueSegment) visit(ctx.limitClause().selectLimitValue());
             return new LimitSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), null, limit);
         }
         LimitValueSegment offset = (LimitValueSegment) visit(ctx.offsetClause().selectOffsetValue());
         return new LimitSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), offset, null);
     }

     @Override
     public ASTNode visitExecuteStmt(final ExecuteStmtContext ctx) {
         return new OpenGaussExecuteStatement();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L260">260</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L296">296</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L260">260</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L309">309</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return new IndexSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), indexName);
     }

     @Override
     public final ASTNode visitConstraintName(final ConstraintNameContext ctx) {
         return new ConstraintSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), (IdentifierValue) visit(ctx.identifier()));
     }

     @Override
     public final ASTNode visitTableNames(final TableNamesContext ctx) {
         CollectionValue&lt;SimpleTableSegment&gt; result = new CollectionValue&lt;&gt;();
         for (TableNameContext each : ctx.tableName()) {
             result.getValue().add((SimpleTableSegment) visit(each));
         }
         return result;
     }

     @Override
     public final ASTNode visitColumnNames(final ColumnNamesContext ctx) {
         CollectionValue&lt;ColumnSegment&gt; result = new CollectionValue&lt;&gt;();
         for (ColumnNameContext each : ctx.columnName()) {
             result.getValue().add((ColumnSegment) visit(each));
         }
         return result;
     }

     @Override
     public ASTNode visitAExpr(final AExprContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/proxy/backend/handler/DatabaseRequiredBackendHandler.java</td>
 <td>shardingsphere-proxy-backend-core</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/backend/handler/DatabaseRequiredBackendHandler.html#L43">43</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/proxy/backend/handler/distsql/rdl/RDLBackendHandler.java</td>
 <td>shardingsphere-proxy-backend-core</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/backend/handler/distsql/rdl/RDLBackendHandler.html#L43">43</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public abstract class DatabaseRequiredBackendHandler&lt;T extends SQLStatement&gt; implements DistSQLBackendHandler {

     private final T sqlStatement;

     private final ConnectionSession connectionSession;

     @Override
     public final ResponseHeader execute() throws SQLException {
         String databaseName = getDatabaseName(connectionSession, sqlStatement);
         checkDatabaseName(databaseName);
         return execute(databaseName, sqlStatement);
     }

     protected abstract ResponseHeader execute(String databaseName, T sqlStatement);

     private String getDatabaseName(final ConnectionSession connectionSession, final T sqlStatement) {
         Optional&lt;DatabaseSegment&gt; databaseSegment = sqlStatement instanceof FromDatabaseAvailable ? ((FromDatabaseAvailable) sqlStatement).getDatabase() : Optional.empty();
         return databaseSegment.isPresent() ? databaseSegment.get().getIdentifier().getValue() : connectionSession.getDatabaseName();
     }

     private void checkDatabaseName(final String databaseName) {
         ShardingSpherePreconditions.checkNotNull(databaseName, NoDatabaseSelectedException::new);
         ShardingSpherePreconditions.checkState(ProxyContext.getInstance().databaseExists(databaseName), () -&gt; new UnknownDatabaseException(databaseName));
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1249">1249</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1320">1320</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public ASTNode visitInsertSelectClause(final InsertSelectClauseContext ctx) {
         MySQLInsertStatement result = new MySQLInsertStatement();
         if (null != ctx.LP_()) {
             if (null != ctx.fields()) {
                 result.setInsertColumns(new InsertColumnsSegment(ctx.LP_().getSymbol().getStartIndex(), ctx.RP_().getSymbol().getStopIndex(), createInsertColumns(ctx.fields())));
             } else {
                 result.setInsertColumns(new InsertColumnsSegment(ctx.LP_().getSymbol().getStartIndex(), ctx.RP_().getSymbol().getStopIndex(), Collections.emptyList()));
             }
         } else {
             result.setInsertColumns(new InsertColumnsSegment(ctx.start.getStartIndex() - 1, ctx.start.getStartIndex() - 1, Collections.emptyList()));
         }
         result.setInsertSelect(createInsertSelectSegment(ctx));</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.html#L828">828</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.html#L941">941</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>OpenGaussDropSchemaStatement result = new OpenGaussDropSchemaStatement();
         result.getSchemaNames().addAll(((CollectionValue&lt;IdentifierValue&gt;) visit(ctx.nameList())).getValue());
         result.setContainsCascade(null != ctx.dropBehavior() &amp;&amp; null != ctx.dropBehavior().CASCADE());
         return result;
     }

     @SuppressWarnings(&quot;unchecked&quot;)
     @Override
     public ASTNode visitNameList(final NameListContext ctx) {
         CollectionValue&lt;IdentifierValue&gt; result = new CollectionValue&lt;&gt;();
         if (null != ctx.nameList()) {
             result.combine((CollectionValue&lt;IdentifierValue&gt;) visit(ctx.nameList()));
         }
         if (null != ctx.name()) {
             result.getValue().add((IdentifierValue) visit(ctx.name()));
         }
         return result;
     }

     @Override
     public ASTNode visitAlterLanguage(final AlterLanguageContext ctx) {
         return new OpenGaussAlterLanguageStatement();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1249">1249</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1270">1270</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1320">1320</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1341">1341</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public ASTNode visitInsertSelectClause(final InsertSelectClauseContext ctx) {
         MySQLInsertStatement result = new MySQLInsertStatement();
         if (null != ctx.LP_()) {
             if (null != ctx.fields()) {
                 result.setInsertColumns(new InsertColumnsSegment(ctx.LP_().getSymbol().getStartIndex(), ctx.RP_().getSymbol().getStopIndex(), createInsertColumns(ctx.fields())));
             } else {
                 result.setInsertColumns(new InsertColumnsSegment(ctx.LP_().getSymbol().getStartIndex(), ctx.RP_().getSymbol().getStopIndex(), Collections.emptyList()));
             }
         } else {
             result.setInsertColumns(new InsertColumnsSegment(ctx.start.getStartIndex() - 1, ctx.start.getStartIndex() - 1, Collections.emptyList()));
         }
         result.setInsertSelect(createInsertSelectSegment(ctx));</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.html#L727">727</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.html#L850">850</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>OpenGaussPrepareStatement result = new OpenGaussPrepareStatement();
         if (null != ctx.preparableStmt().select()) {
             result.setSelect((SelectStatement) visit(ctx.preparableStmt().select()));
         }
         if (null != ctx.preparableStmt().insert()) {
             result.setInsert((InsertStatement) visit(ctx.preparableStmt().insert()));
         }
         if (null != ctx.preparableStmt().update()) {
             result.setUpdate((UpdateStatement) visit(ctx.preparableStmt().update()));
         }
         if (null != ctx.preparableStmt().delete()) {
             result.setDelete((DeleteStatement) visit(ctx.preparableStmt().delete()));
         }
         return result;
     }

     @Override
     public ASTNode visitDeallocate(final DeallocateContext ctx) {
         return new OpenGaussDeallocateStatement();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSpherePreparedStatement.java</td>
 <td>shardingsphere-jdbc-core</td>
 <td><a href="./xref/org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSpherePreparedStatement.html#L219">219</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSphereStatement.java</td>
 <td>shardingsphere-jdbc-core</td>
 <td><a href="./xref/org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSphereStatement.html#L247">247</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/proxy/backend/connector/DatabaseConnector.java</td>
 <td>shardingsphere-proxy-backend-core</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/backend/connector/DatabaseConnector.html#L150">150</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>Collection&lt;ColumnContainedRule&gt; columnContainedRules = ruleMetaData.findRules(ColumnContainedRule.class);
         for (String each : sqlStatementContext.getTablesContext().getTableNames()) {
             if ((!dataNodeContainedRule.isPresent() || !dataNodeContainedRule.get().getAllTables().contains(each)) &amp;&amp; !containsInColumnContainedRule(each, columnContainedRules)) {
                 continue;
             }
             return false;
         }
         return true;
     }

     private Optional&lt;DataNodeContainedRule&gt; getDataNodeContainedRuleForShardingRule(final Collection&lt;DataNodeContainedRule&gt; dataNodeContainedRules) {
         for (DataNodeContainedRule each : dataNodeContainedRules) {
             if (!(each instanceof MutableDataNodeRule)) {
                 return Optional.of(each);
             }
         }
         return Optional.empty();
     }

     private boolean containsInColumnContainedRule(final String tableName, final Collection&lt;ColumnContainedRule&gt; columnContainedRules) {
         for (ColumnContainedRule each : columnContainedRules) {
             if (each.getTables().contains(tableName)) {
                 return true;
             }
         }
         return false;
     }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L183">183</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L223">223</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return visit(ctx.dateTimeLiterals());
         }
         throw new IllegalStateException(&quot;Literals must have string, number, dateTime, hex, bit, boolean or null.&quot;);
     }

     @Override
     public final ASTNode visitStringLiterals(final StringLiteralsContext ctx) {
         return new StringLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitNumberLiterals(final NumberLiteralsContext ctx) {
         return new NumberLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitHexadecimalLiterals(final HexadecimalLiteralsContext ctx) {
         // TODO deal with hexadecimalLiterals
         return new OtherLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitBitValueLiterals(final BitValueLiteralsContext ctx) {
         // TODO deal with bitValueLiterals
         return new OtherLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitBooleanLiterals(final BooleanLiteralsContext ctx) {
         return new BooleanLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitNullValueLiterals(final NullValueLiteralsContext ctx) {
         return new NullLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitIdentifier(final IdentifierContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.html#L538">538</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.html#L676">676</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>OpenGaussAlterIndexStatement result = new OpenGaussAlterIndexStatement();
         result.setIndex(createIndexSegment((SimpleTableSegment) visit(ctx.qualifiedName())));
         if (null != ctx.alterIndexDefinitionClause().renameIndexSpecification()) {
             result.setRenameIndex((IndexSegment) visit(ctx.alterIndexDefinitionClause().renameIndexSpecification().indexName()));
         }
         return result;
     }

     private IndexSegment createIndexSegment(final SimpleTableSegment tableSegment) {
         IndexNameSegment indexName = new IndexNameSegment(tableSegment.getTableName().getStartIndex(), tableSegment.getTableName().getStopIndex(), tableSegment.getTableName().getIdentifier());
         IndexSegment result = new IndexSegment(tableSegment.getStartIndex(), tableSegment.getStopIndex(), indexName);
         tableSegment.getOwner().ifPresent(result::setOwner);
         return result;
     }

     @SuppressWarnings(&quot;unchecked&quot;)
     @Override
     public ASTNode visitDropIndex(final DropIndexContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
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 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/mask/algorithm/cover/MaskAfterSpecialCharsAlgorithm.java</td>
 <td>shardingsphere-mask-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mask/algorithm/cover/MaskAfterSpecialCharsAlgorithm.html#L29">29</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/mask/algorithm/cover/MaskBeforeSpecialCharsAlgorithm.java</td>
 <td>shardingsphere-mask-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mask/algorithm/cover/MaskBeforeSpecialCharsAlgorithm.html#L29">29</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public final class MaskAfterSpecialCharsAlgorithm implements MaskAlgorithm&lt;Object, String&gt; {

     private static final String SPECIAL_CHARS = &quot;special-chars&quot;;

     private static final String REPLACE_CHAR = &quot;replace-char&quot;;

     private String specialChars;

     private Character replaceChar;

     @Override
     public void init(final Properties props) {
         specialChars = createSpecialChars(props);
         replaceChar = createReplaceChar(props);
     }

     private String createSpecialChars(final Properties props) {
         MaskAlgorithmPropsChecker.checkAtLeastOneCharConfig(props, SPECIAL_CHARS, getType());
         return props.getProperty(SPECIAL_CHARS);
     }

     private Character createReplaceChar(final Properties props) {
         MaskAlgorithmPropsChecker.checkSingleCharConfig(props, REPLACE_CHAR, getType());
         return props.getProperty(REPLACE_CHAR).charAt(0);
     }

     @Override
     public String mask(final Object plainValue) {
         String result = null == plainValue ? null : String.valueOf(plainValue);
         if (Strings.isNullOrEmpty(result)) {
             return result;
         }
         int index = result.contains(specialChars) ? result.indexOf(specialChars) + specialChars.length() : -1;</pre></div></td></tr></table>
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 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1517">1517</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.html#L261">261</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return new BooleanLiteralValue(false);
     }

     @Override
     public ASTNode visitProjections(final ProjectionsContext ctx) {
         Collection&lt;ProjectionSegment&gt; projections = new LinkedList&lt;&gt;();
         if (null != ctx.unqualifiedShorthand()) {
             projections.add(new ShorthandProjectionSegment(ctx.unqualifiedShorthand().getStart().getStartIndex(), ctx.unqualifiedShorthand().getStop().getStopIndex()));
         }
         for (ProjectionContext each : ctx.projection()) {
             projections.add((ProjectionSegment) visit(each));
         }
         ProjectionsSegment result = new ProjectionsSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex());
         result.getProjections().addAll(projections);
         return result;
     }

     @Override
     public ASTNode visitProjection(final ProjectionContext ctx) {
         // FIXME :The stop index of project is the stop index of projection, instead of alias.
         if (null != ctx.qualifiedShorthand()) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.html#L444">444</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L1245">1245</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return JoinType.RIGHT.name();
         } else if (null != ctx.INNER()) {
             return JoinType.INNER.name();
         } else if (null != ctx.CROSS()) {
             return JoinType.CROSS.name();
         }
         return JoinType.INNER.name();
     }

     private void visitJoinSpecification(final JoinSpecificationContext ctx, final JoinTableSegment joinTableSource) {
         if (null != ctx.expr()) {
             ExpressionSegment condition = (ExpressionSegment) visit(ctx.expr());
             joinTableSource.setCondition(condition);
         }
         if (null != ctx.USING()) {
             joinTableSource.setUsing(ctx.columnNames().columnName().stream().map(each -&gt; (ColumnSegment) visit(each)).collect(Collectors.toList()));
         }
     }

     @Override
     public ASTNode visitWhereClause(final WhereClauseContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
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 <td>org/apache/shardingsphere/migration/distsql/parser/core/MigrationDistSQLStatementVisitor.java</td>
 <td>shardingsphere-data-pipeline-distsql-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/migration/distsql/parser/core/MigrationDistSQLStatementVisitor.html#L151">151</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/distsql/parser/core/kernel/KernelDistSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-distsql-engine</td>
 <td><a href="./xref/org/apache/shardingsphere/distsql/parser/core/kernel/KernelDistSQLStatementVisitor.html#L136">136</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public ASTNode visitStorageUnitDefinition(final MigrationDistSQLStatementParser.StorageUnitDefinitionContext ctx) {
         String user = getIdentifierValue(ctx.user());
         String password = null == ctx.password() ? &quot;&quot; : getPassword(ctx.password());
         Properties props = getProperties(ctx.propertiesDefinition());
         return null != ctx.urlSource() ? new URLBasedDataSourceSegment(getIdentifierValue(ctx.storageUnitName()),
                 getIdentifierValue(ctx.urlSource().url()), user, password, props)
                 : new HostnameAndPortBasedDataSourceSegment(getIdentifierValue(ctx.storageUnitName()),
                         getIdentifierValue(ctx.simpleSource().hostname()), ctx.simpleSource().port().getText(), getIdentifierValue(ctx.simpleSource().dbName()), user, password, props);
     }

     private String getPassword(final PasswordContext ctx) {
         return getIdentifierValue(ctx);</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L648">648</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L645">645</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L535">535</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L660">660</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}

     @Override
     public final ASTNode visitDataType(final DataTypeContext ctx) {
         DataTypeSegment result = new DataTypeSegment();
         result.setDataTypeName(((KeywordValue) visit(ctx.dataTypeName())).getValue());
         result.setStartIndex(ctx.start.getStartIndex());
         result.setStopIndex(ctx.stop.getStopIndex());
         if (null != ctx.dataTypeLength()) {
             DataTypeLengthSegment dataTypeLengthSegment = (DataTypeLengthSegment) visit(ctx.dataTypeLength());
             result.setDataLength(dataTypeLengthSegment);
         }
         return result;
     }

     @Override
     public final ASTNode visitDataTypeLength(final DataTypeLengthContext ctx) {
         DataTypeLengthSegment result = new DataTypeLengthSegment();
         result.setStartIndex(ctx.start.getStartIndex());
         result.setStopIndex(ctx.stop.getStartIndex());
         List&lt;TerminalNode&gt; numbers = ctx.NUMBER_();
         if (1 == numbers.size()) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1592">1592</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.html#L317">317</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>ExpressionProjectionSegment result = new ExpressionProjectionSegment(functionSegment.getStartIndex(), functionSegment.getStopIndex(), functionSegment.getText(), functionSegment);
             result.setAlias(alias);
             return result;
         }
         if (projection instanceof CommonExpressionSegment) {
             CommonExpressionSegment segment = (CommonExpressionSegment) projection;
             ExpressionProjectionSegment result = new ExpressionProjectionSegment(segment.getStartIndex(), segment.getStopIndex(), segment.getText(), segment);
             result.setAlias(alias);
             return result;
         }
         // FIXME :For DISTINCT()
         if (projection instanceof ColumnSegment) {
             ExpressionProjectionSegment result = new ExpressionProjectionSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), getOriginalText(ctx), (ColumnSegment) projection);
             result.setAlias(alias);
             return result;
         }
         if (projection instanceof SubqueryExpressionSegment) {
             SubqueryExpressionSegment subqueryExpressionSegment = (SubqueryExpressionSegment) projection;
             String text = ctx.start.getInputStream().getText(new Interval(subqueryExpressionSegment.getStartIndex(), subqueryExpressionSegment.getStopIndex()));
             SubqueryProjectionSegment result = new SubqueryProjectionSegment(subqueryExpressionSegment.getSubquery(), text);</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDALStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDALStatementVisitor.html#L115">115</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDALStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDALStatementVisitor.html#L122">122</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>OpenGaussAnalyzeTableStatement result = new OpenGaussAnalyzeTableStatement();
         if (null != ctx.vacuumRelationList()) {
             result.getTables().addAll(((CollectionValue&lt;SimpleTableSegment&gt;) visit(ctx.vacuumRelationList())).getValue());
         }
         return result;
     }

     @Override
     public ASTNode visitVacuumRelationList(final VacuumRelationListContext ctx) {
         CollectionValue&lt;SimpleTableSegment&gt; result = new CollectionValue&lt;&gt;();
         for (VacuumRelationContext each : ctx.vacuumRelation()) {
             ColIdContext colId = each.qualifiedName().colId();
             TableNameSegment tableName = new TableNameSegment(colId.start.getStartIndex(), colId.stop.getStopIndex(), new IdentifierValue(colId.getText()));
             result.getValue().add(new SimpleTableSegment(tableName));
         }
         return result;
     }

     @Override
     public ASTNode visitLoad(final LoadContext ctx) {
         return new OpenGaussLoadStatement();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
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 <td>org/apache/shardingsphere/encrypt/distsql/parser/core/EncryptDistSQLStatementVisitor.java</td>
 <td>shardingsphere-encrypt-distsql-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/distsql/parser/core/EncryptDistSQLStatementVisitor.html#L99">99</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/mask/distsql/parser/core/MaskDistSQLStatementVisitor.java</td>
 <td>shardingsphere-mask-distsql-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/mask/distsql/parser/core/MaskDistSQLStatementVisitor.html#L87">87</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return null == ctx.likeQueryAlgorithm() ? null : (AlgorithmSegment) visit(ctx.likeQueryAlgorithm().algorithmDefinition());
     }

     @Override
     public ASTNode visitAlgorithmDefinition(final AlgorithmDefinitionContext ctx) {
         return new AlgorithmSegment(getIdentifierValue(ctx.algorithmTypeName()), getProperties(ctx.propertiesDefinition()));
     }

     private String getIdentifierValue(final ParseTree context) {
         return null == context ? null : new IdentifierValue(context.getText()).getValue();
     }

     private Properties getProperties(final PropertiesDefinitionContext ctx) {
         Properties result = new Properties();
         if (null == ctx || null == ctx.properties()) {
             return result;
         }
         for (PropertyContext each : ctx.properties().property()) {
             result.setProperty(IdentifierValue.getQuotedContent(each.key.getText()), IdentifierValue.getQuotedContent(each.value.getText()));
         }
         return result;
     }

     @Override
     public ASTNode visitTableName(final TableNameContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDALStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDALStatementVisitor.html#L89">89</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDALStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDALStatementVisitor.html#L96">96</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return result;
     }

     @Override
     public ASTNode visitConfigurationParameterClause(final ConfigurationParameterClauseContext ctx) {
         VariableAssignSegment result = new VariableAssignSegment();
         result.setStartIndex(ctx.start.getStartIndex());
         result.setStopIndex(ctx.stop.getStopIndex());
         result.setVariable(new VariableSegment(ctx.varName().start.getStartIndex(), ctx.varName().stop.getStopIndex(), ctx.varName().getText()));
         if (null != ctx.varList()) {
             result.setAssignValue(ctx.varList().getText());
         }
         if (null != ctx.DEFAULT()) {
             result.setAssignValue(ctx.DEFAULT().getText());
         }
         return result;
     }

     @Override
     public ASTNode visitResetParameter(final ResetParameterContext ctx) {
         return new OpenGaussResetParameterStatement(null != ctx.ALL() ? &quot;ALL&quot; : ctx.identifier().getText());</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
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 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sharding/distsql/handler/query/ShowUnusedShardingKeyGeneratorExecutor.java</td>
 <td>shardingsphere-sharding-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/sharding/distsql/handler/query/ShowUnusedShardingKeyGeneratorExecutor.html#L60">60</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sharding/distsql/handler/update/DropShardingKeyGeneratorStatementUpdater.java</td>
 <td>shardingsphere-sharding-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/sharding/distsql/handler/update/DropShardingKeyGeneratorStatementUpdater.html#L64">64</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}

     private Collection&lt;String&gt; getUsedKeyGenerators(final ShardingRuleConfiguration shardingRuleConfig) {
         Collection&lt;String&gt; result = new LinkedHashSet&lt;&gt;();
         shardingRuleConfig.getTables().stream().filter(each -&gt; null != each.getKeyGenerateStrategy()).forEach(each -&gt; result.add(each.getKeyGenerateStrategy().getKeyGeneratorName()));
         shardingRuleConfig.getAutoTables().stream().filter(each -&gt; null != each.getKeyGenerateStrategy()).forEach(each -&gt; result.add(each.getKeyGenerateStrategy().getKeyGeneratorName()));
         KeyGenerateStrategyConfiguration keyGenerateStrategy = shardingRuleConfig.getDefaultKeyGenerateStrategy();
         if (null != keyGenerateStrategy &amp;&amp; !Strings.isNullOrEmpty(keyGenerateStrategy.getKeyGeneratorName())) {
             result.add(keyGenerateStrategy.getKeyGeneratorName());
         }
         return result;
     }

     @Override
     public Collection&lt;String&gt; getColumnNames() {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSpherePreparedStatement.java</td>
 <td>shardingsphere-jdbc-core</td>
 <td><a href="./xref/org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSpherePreparedStatement.html#L299">299</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSphereStatement.java</td>
 <td>shardingsphere-jdbc-core</td>
 <td><a href="./xref/org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSphereStatement.html#L196">196</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return context.getInputGroups().iterator().next().getInputs().iterator().next();
     }

     private Optional&lt;String&gt; getInstanceIdAndSet(final QueryContext queryContext) {
         Optional&lt;String&gt; result = connection.getDatabaseConnectionManager().getConnectionContext().getTrafficInstanceId();
         if (!result.isPresent()) {
             result = getInstanceId(queryContext);
         }
         if (connection.isHoldTransaction() &amp;&amp; result.isPresent()) {
             connection.getDatabaseConnectionManager().getConnectionContext().setTrafficInstanceId(result.get());
         }
         return result;
     }

     private Optional&lt;String&gt; getInstanceId(final QueryContext queryContext) {
         InstanceContext instanceContext = connection.getContextManager().getInstanceContext();
         return null != trafficRule &amp;&amp; !trafficRule.getStrategyRules().isEmpty()
                 ? new TrafficEngine(trafficRule, instanceContext).dispatch(queryContext, connection.isHoldTransaction())
                 : Optional.empty();
     }

     private void resetParameters() throws SQLException {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sharding/distsql/handler/query/ShowUnusedShardingAuditorsExecutor.java</td>
 <td>shardingsphere-sharding-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/sharding/distsql/handler/query/ShowUnusedShardingAuditorsExecutor.html#L57">57</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sharding/distsql/handler/update/DropShardingAuditorStatementUpdater.java</td>
 <td>shardingsphere-sharding-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/sharding/distsql/handler/update/DropShardingAuditorStatementUpdater.html#L62">62</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}

     private Collection&lt;String&gt; getUsedAuditors(final ShardingRuleConfiguration shardingRuleConfig) {
         Collection&lt;String&gt; result = new LinkedHashSet&lt;&gt;();
         shardingRuleConfig.getTables().stream().filter(each -&gt; null != each.getAuditStrategy()).forEach(each -&gt; result.addAll(each.getAuditStrategy().getAuditorNames()));
         shardingRuleConfig.getAutoTables().stream().filter(each -&gt; null != each.getAuditStrategy()).forEach(each -&gt; result.addAll(each.getAuditStrategy().getAuditorNames()));
         ShardingAuditStrategyConfiguration auditStrategy = shardingRuleConfig.getDefaultAuditStrategy();
         if (null != auditStrategy &amp;&amp; !auditStrategy.getAuditorNames().isEmpty()) {
             result.addAll(auditStrategy.getAuditorNames());
         }
         return result;
     }

     @Override
     public Collection&lt;String&gt; getColumnNames() {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L648">648</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L808">808</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L645">645</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L535">535</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L660">660</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>}

     @Override
     public final ASTNode visitDataType(final DataTypeContext ctx) {
         DataTypeSegment result = new DataTypeSegment();
         result.setDataTypeName(((KeywordValue) visit(ctx.dataTypeName())).getValue());
         result.setStartIndex(ctx.start.getStartIndex());
         result.setStopIndex(ctx.stop.getStopIndex());
         if (null != ctx.dataTypeLength()) {
             DataTypeLengthSegment dataTypeLengthSegment = (DataTypeLengthSegment) visit(ctx.dataTypeLength());
             result.setDataLength(dataTypeLengthSegment);
         }
         return result;
     }

     @Override
     public final ASTNode visitDataTypeLength(final DataTypeLengthContext ctx) {
         DataTypeLengthSegment result = new DataTypeLengthSegment();
         result.setStartIndex(ctx.start.getStartIndex());
         result.setStopIndex(ctx.stop.getStartIndex());
         List&lt;TerminalNode&gt; numbers = ctx.NUMBER_();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/alter/impl/AlterReadwriteSplittingRuleStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/alter/impl/AlterReadwriteSplittingRuleStatementAssert.html#L53">53</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/create/impl/CreateReadwriteSplittingRuleStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/create/impl/CreateReadwriteSplittingRuleStatementAssert.html#L54">54</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>assertReadwriteSplittingRule(assertContext, actual.getRules(), expected.getRules());
         }
     }

     private static void assertReadwriteSplittingRule(final SQLCaseAssertContext assertContext, final Collection&lt;ReadwriteSplittingRuleSegment&gt; actual,
                                                      final List&lt;ExceptedReadwriteSplittingRule&gt; expected) {
         if (null == expected) {
             assertNull(actual, assertContext.getText(&quot;Actual readwrite-splitting rule should not exist.&quot;));
         } else {
             assertNotNull(actual, assertContext.getText(&quot;Actual readwrite-splitting rule should exist.&quot;));
             assertThat(assertContext.getText(String.format(&quot;Actual readwrite-splitting rule size should be %s , but it was %s&quot;, expected.size(), actual.size())), actual.size(), is(expected.size()));
             int count = 0;
             for (ReadwriteSplittingRuleSegment readwriteSplittingRuleSegment : actual) {
                 ExceptedReadwriteSplittingRule exceptedReadwriteSplittingRule = expected.get(count);
                 ReadwriteSplittingRuleAssert.assertIs(assertContext, readwriteSplittingRuleSegment, exceptedReadwriteSplittingRule);
                 count++;
             }
         }
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/alter/impl/AlterShardingTableReferenceRulesStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/alter/impl/AlterShardingTableReferenceRulesStatementAssert.html#L53">53</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/create/impl/CreateShardingTableReferenceRuleStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/create/impl/CreateShardingTableReferenceRuleStatementAssert.html#L54">54</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>assertShardingBindingTableRules(assertContext, actual.getRules(), expected.getRules());
         }
     }

     private static void assertShardingBindingTableRules(final SQLCaseAssertContext assertContext, final Collection&lt;TableReferenceRuleSegment&gt; actual,
                                                         final List&lt;ExpectedShardingTableReferenceRule&gt; expected) {
         if (null == expected) {
             assertNull(actual, assertContext.getText(&quot;Actual sharding table reference rule should not exist.&quot;));
         } else {
             assertNotNull(actual, assertContext.getText(&quot;Actual sharding table reference rule should exist.&quot;));
             assertThat(assertContext.getText(String.format(&quot;Actual sharding table reference rule size should be %s , but it was %s&quot;, expected.size(), actual.size())),
                     actual.size(), is(expected.size()));
             int count = 0;
             for (TableReferenceRuleSegment shardingTableReferenceRuleSegment : actual) {
                 ExpectedShardingTableReferenceRule expectedShardingTableReferenceRule = expected.get(count);
                 ShardingTableReferenceRuleAssert.assertIs(assertContext, shardingTableReferenceRuleSegment, expectedShardingTableReferenceRule);
                 count++;
             }
         }
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/mode/metadata/MetaDataContextsFactory.java</td>
 <td>shardingsphere-mode-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mode/metadata/MetaDataContextsFactory.html#L81">81</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/mode/metadata/NewMetaDataContextsFactory.java</td>
 <td>shardingsphere-mode-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mode/metadata/NewMetaDataContextsFactory.html#L82">82</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public static MetaDataContexts create(final MetaDataPersistService persistService, final ContextManagerBuilderParameter param,
                                           final InstanceContext instanceContext, final Map&lt;String, StorageNodeDataSource&gt; storageNodes) throws SQLException {
         boolean isDatabaseMetaDataExisted = !persistService.getDatabaseMetaDataService().loadAllDatabaseNames().isEmpty();
         Map&lt;String, DatabaseConfiguration&gt; effectiveDatabaseConfigs = isDatabaseMetaDataExisted
                 ? createEffectiveDatabaseConfigurations(getDatabaseNames(instanceContext, param.getDatabaseConfigs(), persistService), param.getDatabaseConfigs(), persistService)
                 : param.getDatabaseConfigs();
         checkDataSourceStates(effectiveDatabaseConfigs, storageNodes, param.isForce());
         Collection&lt;RuleConfiguration&gt; globalRuleConfigs = isDatabaseMetaDataExisted ? persistService.getGlobalRuleService().load() : param.getGlobalRuleConfigs();
         ConfigurationProperties props = isDatabaseMetaDataExisted ? new ConfigurationProperties(persistService.getPropsService().load()) : new ConfigurationProperties(param.getProps());
         Map&lt;String, ShardingSphereDatabase&gt; databases = isDatabaseMetaDataExisted
                 ? InternalMetaDataFactory.create(persistService, effectiveDatabaseConfigs, props, instanceContext)</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/cases/parser/jaxb/statement/ddl/AssociateStatisticsStatementTestCase.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/cases/parser/jaxb/statement/ddl/AssociateStatisticsStatementTestCase.html#L40">40</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/cases/parser/jaxb/statement/ddl/DisassociateStatisticsStatementTestCase.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/cases/parser/jaxb/statement/ddl/DisassociateStatisticsStatementTestCase.html#L40">40</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public final class AssociateStatisticsStatementTestCase extends SQLParserTestCase {

     @XmlElement(name = &quot;index&quot;)
     private final List&lt;ExpectedIndex&gt; indexes = new LinkedList&lt;&gt;();

     @XmlElement(name = &quot;table&quot;)
     private final List&lt;ExpectedSimpleTable&gt; tables = new LinkedList&lt;&gt;();

     @XmlElement(name = &quot;column&quot;)
     private final List&lt;ExpectedColumn&gt; columns = new LinkedList&lt;&gt;();

     @XmlElement(name = &quot;function&quot;)
     private final List&lt;ExpectedFunction&gt; functions = new LinkedList&lt;&gt;();

     @XmlElement(name = &quot;package&quot;)
     private final List&lt;ExpectedPackage&gt; packages = new LinkedList&lt;&gt;();

     @XmlElement(name = &quot;type&quot;)
     private final List&lt;ExpectedType&gt; types = new LinkedList&lt;&gt;();

     @XmlElement(name = &quot;index-type&quot;)
     private final List&lt;ExpectedIndexType&gt; indexTypes = new LinkedList&lt;&gt;();
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/alter/AlterStorageUnitStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/alter/AlterStorageUnitStatementAssert.html#L54">54</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/create/RegisterStorageUnitStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/create/RegisterStorageUnitStatementAssert.html#L55">55</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>assertNotNull(actual, assertContext.getText(&quot;Actual statement should exist.&quot;));
             assertDataSources(assertContext, actual.getStorageUnits(), expected.getDataSources());
         }
     }

     private static void assertDataSources(final SQLCaseAssertContext assertContext, final Collection&lt;DataSourceSegment&gt; actual, final List&lt;ExpectedDataSource&gt; expected) {
         if (null == expected) {
             assertNull(actual, assertContext.getText(&quot;Actual storage unit should not exist.&quot;));
         } else {
             assertNotNull(actual, assertContext.getText(&quot;Actual storage unit should exist.&quot;));
             assertThat(assertContext.getText(String.format(&quot;Actual storage unit size should be %s , but it was %s&quot;, expected.size(), actual.size())), actual.size(), is(expected.size()));
             int count = 0;
             for (DataSourceSegment actualDataSource : actual) {
                 DataSourceAssert.assertIs(assertContext, actualDataSource, expected.get(count));
                 count++;
             }
         }
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDDLStatementVisitor.html#L351">351</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DDLStatementVisitor.html#L154">154</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>OracleAlterTableStatement result = new OracleAlterTableStatement();
         result.setTable((SimpleTableSegment) visit(ctx.tableName()));
         if (null != ctx.alterDefinitionClause()) {
             for (AlterDefinitionSegment each : ((CollectionValue&lt;AlterDefinitionSegment&gt;) visit(ctx.alterDefinitionClause())).getValue()) {
                 if (each instanceof AddColumnDefinitionSegment) {
                     result.getAddColumnDefinitions().add((AddColumnDefinitionSegment) each);
                 } else if (each instanceof ModifyColumnDefinitionSegment) {
                     result.getModifyColumnDefinitions().add((ModifyColumnDefinitionSegment) each);
                 } else if (each instanceof DropColumnDefinitionSegment) {
                     result.getDropColumnDefinitions().add((DropColumnDefinitionSegment) each);
                 } else if (each instanceof AddConstraintDefinitionSegment) {
                     result.getAddConstraintDefinitions().add((AddConstraintDefinitionSegment) each);
                 } else if (each instanceof ModifyConstraintDefinitionSegment) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/data/pipeline/opengauss/check/datasource/OpenGaussDataSourceChecker.java</td>
 <td>shardingsphere-data-pipeline-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/data/pipeline/opengauss/check/datasource/OpenGaussDataSourceChecker.html#L38">38</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/data/pipeline/postgresql/check/datasource/PostgreSQLDataSourceChecker.java</td>
 <td>shardingsphere-data-pipeline-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/data/pipeline/postgresql/check/datasource/PostgreSQLDataSourceChecker.html#L40">40</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public final class OpenGaussDataSourceChecker extends AbstractDataSourceChecker {

     private static final String SHOW_GRANTS_SQL = &quot;SELECT * FROM pg_roles WHERE rolname = ?&quot;;

     @Override
     public void checkPrivilege(final Collection&lt;? extends DataSource&gt; dataSources) {
         for (DataSource each : dataSources) {
             checkPrivilege(each);
         }
     }

     private void checkPrivilege(final DataSource dataSource) {
         try (Connection connection = dataSource.getConnection(); PreparedStatement preparedStatement = connection.prepareStatement(SHOW_GRANTS_SQL)) {
             DatabaseMetaData metaData = connection.getMetaData();
             preparedStatement.setString(1, metaData.getUserName());
             try (ResultSet resultSet = preparedStatement.executeQuery()) {
                 String username = metaData.getUserName();
                 ShardingSpherePreconditions.checkState(resultSet.next(), () -&gt; new PrepareJobWithoutUserException(username));
                 String isSuperRole = resultSet.getString(&quot;rolsuper&quot;);
                 String isReplicationRole = resultSet.getString(&quot;rolreplication&quot;);</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDCLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDCLStatementVisitor.html#L61">61</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDCLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDCLStatementVisitor.html#L65">65</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>OpenGaussRevokeStatement result = new OpenGaussRevokeStatement();
         if (containsTableSegment(ctx.privilegeClause())) {
             result.getTables().addAll(getTableSegments(ctx.privilegeClause()));
         }
         return result;
     }

     private boolean containsTableSegment(final PrivilegeClauseContext ctx) {
         return null != ctx &amp;&amp; null != ctx.onObjectClause() &amp;&amp; null != ctx.onObjectClause().privilegeLevel() &amp;&amp; null != ctx.onObjectClause().privilegeLevel().tableNames();
     }

     @SuppressWarnings(&quot;unchecked&quot;)
     private Collection&lt;SimpleTableSegment&gt; getTableSegments(final PrivilegeClauseContext ctx) {
         return ((CollectionValue&lt;SimpleTableSegment&gt;) visit(ctx.onObjectClause().privilegeLevel().tableNames())).getValue();
     }

     @Override
     public ASTNode visitCreateUser(final CreateUserContext ctx) {
         return new OpenGaussCreateUserStatement();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/encrypt/distsql/handler/update/AlterEncryptRuleStatementUpdater.java</td>
 <td>shardingsphere-encrypt-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/distsql/handler/update/AlterEncryptRuleStatementUpdater.html#L70">70</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/encrypt/distsql/handler/update/CreateEncryptRuleStatementUpdater.java</td>
 <td>shardingsphere-encrypt-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/distsql/handler/update/CreateEncryptRuleStatementUpdater.html#L82">82</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>private void checkToBeAlteredEncryptors(final AlterEncryptRuleStatement sqlStatement) {
         Collection&lt;AlgorithmSegment&gt; encryptors = new LinkedHashSet&lt;&gt;();
         sqlStatement.getRules().forEach(each -&gt; each.getColumns().forEach(column -&gt; {
             encryptors.add(column.getCipher().getEncryptor());
             if (null != column.getAssistedQuery()) {
                 encryptors.add(column.getAssistedQuery().getEncryptor());
             }
             if (null != column.getLikeQuery()) {
                 encryptors.add(column.getLikeQuery().getEncryptor());
             }
         }));
         encryptors.stream().filter(Objects::nonNull).forEach(each -&gt; TypedSPILoader.checkService(EncryptAlgorithm.class, each.getName(), each.getProps()));
     }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/MySQLSchemaMetaDataLoader.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/MySQLSchemaMetaDataLoader.html#L149">149</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/SQLServerSchemaMetaDataLoader.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/SQLServerSchemaMetaDataLoader.html#L129">129</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>try (ResultSet resultSet = preparedStatement.executeQuery()) {
                 while (resultSet.next()) {
                     String indexName = resultSet.getString(&quot;INDEX_NAME&quot;);
                     String tableName = resultSet.getString(&quot;TABLE_NAME&quot;);
                     if (!result.containsKey(tableName)) {
                         result.put(tableName, new LinkedList&lt;&gt;());
                     }
                     result.get(tableName).add(new IndexMetaData(indexName));
                 }
             }
         }
         return result;
     }

     private String getIndexMetaDataSQL(final Collection&lt;String&gt; tableNames) {
         return String.format(INDEX_META_DATA_SQL, tableNames.stream().map(each -&gt; String.format(&quot;'%s'&quot;, each)).collect(Collectors.joining(&quot;,&quot;)));
     }

     @Override
     public String getType() {
         return &quot;MySQL&quot;;</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/data/pipeline/opengauss/sqlbuilder/OpenGaussPipelineSQLBuilder.java</td>
 <td>shardingsphere-data-pipeline-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/data/pipeline/opengauss/sqlbuilder/OpenGaussPipelineSQLBuilder.html#L81">81</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/data/pipeline/postgresql/sqlbuilder/PostgreSQLPipelineSQLBuilder.java</td>
 <td>shardingsphere-data-pipeline-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/data/pipeline/postgresql/sqlbuilder/PostgreSQLPipelineSQLBuilder.html#L83">83</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>StringBuilder result = new StringBuilder(&quot; ON DUPLICATE KEY UPDATE &quot;);
         for (int i = 0; i &lt; dataRecord.getColumnCount(); i++) {
             Column column = dataRecord.getColumn(i);
             if (column.isUniqueKey()) {
                 continue;
             }
             result.append(quote(column.getName())).append(&quot;=EXCLUDED.&quot;).append(quote(column.getName())).append(',');
         }
         result.setLength(result.length() - 1);
         return result.toString();
     }

     @Override
     public Optional&lt;String&gt; buildEstimatedCountSQL(final String schemaName, final String tableName) {
         String qualifiedTableName = getQualifiedTableName(schemaName, tableName);
         return Optional.of(String.format(&quot;SELECT reltuples::integer FROM pg_class WHERE oid='%s'::regclass::oid;&quot;, qualifiedTableName));
     }

     @Override
     public String getType() {
         return &quot;openGauss&quot;;</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L740">740</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L742">742</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>OpenGaussInsertStatement result = new OpenGaussInsertStatement();
         if (null == ctx.insertColumnList()) {
             result.setInsertColumns(new InsertColumnsSegment(ctx.start.getStartIndex() - 1, ctx.start.getStartIndex() - 1, Collections.emptyList()));
         } else {
             InsertColumnListContext insertColumns = ctx.insertColumnList();
             CollectionValue&lt;ColumnSegment&gt; columns = (CollectionValue&lt;ColumnSegment&gt;) visit(insertColumns);
             InsertColumnsSegment insertColumnsSegment = new InsertColumnsSegment(insertColumns.start.getStartIndex() - 1, insertColumns.stop.getStopIndex() + 1, columns.getValue());
             result.setInsertColumns(insertColumnsSegment);
         }
         ValuesClauseContext valuesClause = ctx.select().selectNoParens().selectClauseN().simpleSelect().valuesClause();
         if (null == valuesClause) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.html#L276">276</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L1083">1083</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}

     @Override
     public ASTNode visitProjection(final ProjectionContext ctx) {
         // FIXME :The stop index of project is the stop index of projection, instead of alias.
         if (null != ctx.qualifiedShorthand()) {
             QualifiedShorthandContext shorthand = ctx.qualifiedShorthand();
             ShorthandProjectionSegment result = new ShorthandProjectionSegment(shorthand.getStart().getStartIndex(), shorthand.getStop().getStopIndex());
             IdentifierValue identifier = new IdentifierValue(shorthand.identifier().getText());
             result.setOwner(new OwnerSegment(shorthand.identifier().getStart().getStartIndex(), shorthand.identifier().getStop().getStopIndex(), identifier));
             return result;
         }
         AliasSegment alias = null == ctx.alias() ? null : (AliasSegment) visit(ctx.alias());
         if (null != ctx.columnName()) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/encrypt/rewrite/token/pojo/EncryptPredicateFunctionRightValueToken.java</td>
 <td>shardingsphere-encrypt-core</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/rewrite/token/pojo/EncryptPredicateFunctionRightValueToken.html#L54">54</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/encrypt/rewrite/token/pojo/EncryptPredicateInRightValueToken.java</td>
 <td>shardingsphere-encrypt-core</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/rewrite/token/pojo/EncryptPredicateInRightValueToken.html#L50">50</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>result.append(functionName).append(&quot; (&quot;);
         for (int i = 0; i &lt; indexValues.size() + paramMarkerIndexes.size(); i++) {
             if (paramMarkerIndexes.contains(i)) {
                 result.append('?');
             } else {
                 if (indexValues.get(i) instanceof String) {
                     result.append('\'').append(indexValues.get(i)).append('\'');
                 } else {
                     result.append(indexValues.get(i));
                 }
             }
             result.append(&quot;, &quot;);
         }
         result.delete(result.length() - 2, result.length()).append(')');
         return result.toString();
     }

     @Override
     public boolean equals(final Object obj) {
         return obj instanceof EncryptPredicateFunctionRightValueToken &amp;&amp; ((EncryptPredicateFunctionRightValueToken) obj).getStartIndex() == getStartIndex()</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/infra/binder/statement/ddl/FetchStatementContext.java</td>
 <td>shardingsphere-infra-binder</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/binder/statement/ddl/FetchStatementContext.html#L53">53</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/infra/binder/statement/ddl/MoveStatementContext.java</td>
 <td>shardingsphere-infra-binder</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/binder/statement/ddl/MoveStatementContext.html#L53">53</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return (FetchStatement) super.getSqlStatement();
     }

     @Override
     public Optional&lt;CursorNameSegment&gt; getCursorName() {
         return Optional.of(getSqlStatement().getCursorName());
     }

     @Override
     public void setUpCursorDefinition(final CursorStatementContext cursorStatementContext) {
         this.cursorStatementContext = cursorStatementContext;
         TableExtractor tableExtractor = new TableExtractor();
         tableExtractor.extractTablesFromSelect(cursorStatementContext.getSqlStatement().getSelect());
         tablesContext = new TablesContext(tableExtractor.getRewriteTables(), getDatabaseType());
     }

     @Override
     public Collection&lt;WhereSegment&gt; getWhereSegments() {
         return null != cursorStatementContext ? cursorStatementContext.getWhereSegments() : Collections.emptyList();
     }

     @Override
     public Collection&lt;ColumnSegment&gt; getColumnSegments() {
         return null != cursorStatementContext ? cursorStatementContext.getColumnSegments() : Collections.emptyList();
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/metadata/factory/InternalMetaDataFactory.java</td>
 <td>shardingsphere-metadata-core</td>
 <td><a href="./xref/org/apache/shardingsphere/metadata/factory/InternalMetaDataFactory.html#L71">71</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/metadata/factory/NewInternalMetaDataFactory.java</td>
 <td>shardingsphere-metadata-core</td>
 <td><a href="./xref/org/apache/shardingsphere/metadata/factory/NewInternalMetaDataFactory.html#L72">72</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>private static Map&lt;String, ShardingSphereDatabase&gt; createDatabases(final MetaDataBasedPersistService persistService, final Map&lt;String, DatabaseConfiguration&gt; databaseConfigMap,
                                                                        final DatabaseType protocolType, final ConfigurationProperties props, final InstanceContext instanceContext) {
         Map&lt;String, ShardingSphereDatabase&gt; result = new ConcurrentHashMap&lt;&gt;(databaseConfigMap.size(), 1F);
         for (Entry&lt;String, DatabaseConfiguration&gt; entry : databaseConfigMap.entrySet()) {
             String databaseName = entry.getKey();
             if (entry.getValue().getDataSources().isEmpty()) {
                 result.put(databaseName.toLowerCase(), ShardingSphereDatabase.create(databaseName, protocolType));
             } else {
                 result.put(databaseName.toLowerCase(), create(databaseName, persistService, entry.getValue(), props, instanceContext));
             }
         }
         return result;
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
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 <th>Project</th>
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 <tr class="b">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/alter/impl/AlterEncryptRuleStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/alter/impl/AlterEncryptRuleStatementAssert.html#L53">53</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/create/impl/CreateEncryptRuleStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/create/impl/CreateEncryptRuleStatementAssert.html#L54">54</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>assertEncryptRules(assertContext, actual.getRules(), expected.getRules());
         }
     }

     private static void assertEncryptRules(final SQLCaseAssertContext assertContext, final Collection&lt;EncryptRuleSegment&gt; actual, final List&lt;ExpectedEncryptRule&gt; expected) {
         if (null == expected) {
             assertNull(actual, assertContext.getText(&quot;Actual encrypt rule should not exist.&quot;));
         } else {
             assertNotNull(actual, assertContext.getText(&quot;Actual encrypt rule should exist.&quot;));
             assertThat(assertContext.getText(String.format(&quot;Actual encrypt rule size should be %s , but it was %s&quot;, expected.size(), actual.size())), actual.size(), is(expected.size()));
             int count = 0;
             for (EncryptRuleSegment encryptRuleSegment : actual) {
                 ExpectedEncryptRule expectedEncryptRule = expected.get(count);
                 assertThat(assertContext.getText(&quot;encrypt rule table name assertion error: &quot;), encryptRuleSegment.getTableName(), is(expectedEncryptRule.getName()));</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1517">1517</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.html#L261">261</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L808">808</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>return new BooleanLiteralValue(false);
     }

     @Override
     public ASTNode visitProjections(final ProjectionsContext ctx) {
         Collection&lt;ProjectionSegment&gt; projections = new LinkedList&lt;&gt;();
         if (null != ctx.unqualifiedShorthand()) {
             projections.add(new ShorthandProjectionSegment(ctx.unqualifiedShorthand().getStart().getStartIndex(), ctx.unqualifiedShorthand().getStop().getStopIndex()));
         }
         for (ProjectionContext each : ctx.projection()) {
             projections.add((ProjectionSegment) visit(each));
         }
         ProjectionsSegment result = new ProjectionsSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex());
         result.getProjections().addAll(projections);
         return result;
     }

     @Override
     public ASTNode visitProjection(final ProjectionContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L407">407</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L435">435</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return visit(ctx.bitExpr(0));
     }

     private InExpression createInSegment(final PredicateContext ctx) {
         ExpressionSegment left = (ExpressionSegment) visit(ctx.bitExpr(0));
         ExpressionSegment right;
         if (null == ctx.subquery()) {
             ListExpression listExpression = new ListExpression(ctx.LP_().getSymbol().getStartIndex(), ctx.RP_().getSymbol().getStopIndex());
             for (ExprContext each : ctx.expr()) {
                 listExpression.getItems().add((ExpressionSegment) visit(each));
             }
             right = listExpression;
         } else {
             right = new SubqueryExpressionSegment(new SubquerySegment(ctx.subquery().start.getStartIndex(), ctx.subquery().stop.getStopIndex(), (OracleSelectStatement) visit(ctx.subquery())));</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/encrypt/rewrite/token/generator/EncryptAssignmentTokenGenerator.java</td>
 <td>shardingsphere-encrypt-core</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/rewrite/token/generator/EncryptAssignmentTokenGenerator.html#L124">124</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/encrypt/rewrite/token/generator/EncryptInsertOnUpdateTokenGenerator.java</td>
 <td>shardingsphere-encrypt-core</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/rewrite/token/generator/EncryptInsertOnUpdateTokenGenerator.html#L169">169</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}

     private void addCipherAssignment(final String schemaName, final String tableName, final AssignmentSegment assignmentSegment, final EncryptLiteralAssignmentToken token) {
         Object originalValue = ((LiteralExpressionSegment) assignmentSegment.getValue()).getLiterals();
         Object cipherValue = encryptRule.encrypt(databaseName, schemaName, tableName, assignmentSegment.getColumns().get(0).getIdentifier().getValue(),
                 Collections.singletonList(originalValue)).iterator().next();
         token.addAssignment(encryptRule.getCipherColumn(tableName, assignmentSegment.getColumns().get(0).getIdentifier().getValue()), cipherValue);
     }

     private void addAssistedQueryAssignment(final String schemaName, final String tableName, final AssignmentSegment assignmentSegment, final EncryptLiteralAssignmentToken token) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/mask/metadata/converter/MaskNodeConverter.java</td>
 <td>shardingsphere-mask-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mask/metadata/converter/MaskNodeConverter.html#L96">96</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/shadow/metadata/converter/ShadowNodeConverter.java</td>
 <td>shardingsphere-shadow-core</td>
 <td><a href="./xref/org/apache/shardingsphere/shadow/metadata/converter/ShadowNodeConverter.html#L155">155</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return matcher.find();
     }

     /**
      * Get table name.
      *
      * @param rulePath rule path
      * @return table name
      */
     public static Optional&lt;String&gt; getTableName(final String rulePath) {
         Pattern pattern = Pattern.compile(RULES_NODE_PREFIX + ROOT_NODE + &quot;/&quot; + TABLES_NODE + RULE_NAME_PATTERN, Pattern.CASE_INSENSITIVE);
         Matcher matcher = pattern.matcher(rulePath);
         return matcher.find() ? Optional.of(matcher.group(3)) : Optional.empty();
     }

     /**
      *  Get algorithm name.
      *
      * @param rulePath rule path
      * @return algorithm name
      */
     public static Optional&lt;String&gt; getAlgorithmName(final String rulePath) {
         Pattern pattern = Pattern.compile(RULES_NODE_PREFIX + ROOT_NODE + &quot;/&quot; + ALGORITHMS_NODE + RULE_NAME_PATTERN, Pattern.CASE_INSENSITIVE);
         Matcher matcher = pattern.matcher(rulePath);
         return matcher.find() ? Optional.of(matcher.group(3)) : Optional.empty();
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sharding/distsql/handler/query/ShowUnusedShardingAlgorithmsExecutor.java</td>
 <td>shardingsphere-sharding-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/sharding/distsql/handler/query/ShowUnusedShardingAlgorithmsExecutor.html#L62">62</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sharding/distsql/handler/update/DropShardingAlgorithmStatementUpdater.java</td>
 <td>shardingsphere-sharding-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/sharding/distsql/handler/update/DropShardingAlgorithmStatementUpdater.html#L70">70</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>private Collection&lt;String&gt; getUsedShardingAlgorithms(final ShardingRuleConfiguration shardingRuleConfig) {
         Collection&lt;String&gt; result = new LinkedHashSet&lt;&gt;();
         shardingRuleConfig.getTables().forEach(each -&gt; {
             if (null != each.getDatabaseShardingStrategy()) {
                 result.add(each.getDatabaseShardingStrategy().getShardingAlgorithmName());
             }
             if (null != each.getTableShardingStrategy()) {
                 result.add(each.getTableShardingStrategy().getShardingAlgorithmName());
             }
         });
         shardingRuleConfig.getAutoTables().stream().filter(each -&gt; null != each.getShardingStrategy()).forEach(each -&gt; result.add(each.getShardingStrategy().getShardingAlgorithmName()));
         ShardingStrategyConfiguration tableShardingStrategy = shardingRuleConfig.getDefaultTableShardingStrategy();
         if (null != tableShardingStrategy &amp;&amp; !Strings.isNullOrEmpty(tableShardingStrategy.getShardingAlgorithmName())) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sharding/distsql/handler/update/AlterDefaultShardingStrategyStatementUpdater.java</td>
 <td>shardingsphere-sharding-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/sharding/distsql/handler/update/AlterDefaultShardingStrategyStatementUpdater.html#L101">101</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sharding/distsql/handler/update/CreateDefaultShardingStrategyStatementUpdater.java</td>
 <td>shardingsphere-sharding-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/sharding/distsql/handler/update/CreateDefaultShardingStrategyStatementUpdater.html#L101">101</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>shardingRuleConfig.getShardingAlgorithms().put(result, createAlgorithmConfiguration(sqlStatement.getAlgorithmSegment()));
         return result;
     }

     private AlgorithmConfiguration createAlgorithmConfiguration(final AlgorithmSegment segment) {
         return new AlgorithmConfiguration(segment.getName(), segment.getProps());
     }

     private String getDefaultShardingAlgorithmName(final String defaultType, final String algorithmType) {
         return String.format(&quot;default_%s_%s&quot;, defaultType, algorithmType).toLowerCase();
     }

     private void setStrategyConfiguration(final ShardingRuleConfiguration ruleConfig, final String type, final ShardingStrategyConfiguration shardingStrategyConfig) {
         if (type.equalsIgnoreCase(ShardingStrategyLevelType.TABLE.name())) {
             ruleConfig.setDefaultTableShardingStrategy(shardingStrategyConfig);
         } else {
             ruleConfig.setDefaultDatabaseShardingStrategy(shardingStrategyConfig);
         }
     }

     @Override
     public void updateCurrentRuleConfiguration(final ShardingRuleConfiguration currentRuleConfig, final ShardingRuleConfiguration toBeAlteredRuleConfig) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
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 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/mode/manager/cluster/yaml/ClusterYamlPersistRepositoryConfigurationSwapper.java</td>
 <td>shardingsphere-cluster-mode-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mode/manager/cluster/yaml/ClusterYamlPersistRepositoryConfigurationSwapper.html#L27">27</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/mode/manager/cluster/yaml/NewClusterYamlPersistRepositoryConfigurationSwapper.java</td>
 <td>shardingsphere-cluster-mode-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mode/manager/cluster/yaml/NewClusterYamlPersistRepositoryConfigurationSwapper.html#L28">28</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public final class ClusterYamlPersistRepositoryConfigurationSwapper implements YamlPersistRepositoryConfigurationSwapper&lt;ClusterPersistRepositoryConfiguration&gt; {

     @Override
     public YamlPersistRepositoryConfiguration swapToYamlConfiguration(final ClusterPersistRepositoryConfiguration data) {
         YamlPersistRepositoryConfiguration result = new YamlPersistRepositoryConfiguration();
         result.setType(data.getType());
         result.setProps(data.getProps());
         result.getProps().setProperty(&quot;namespace&quot;, data.getNamespace());
         result.getProps().setProperty(&quot;server-lists&quot;, data.getServerLists());
         return result;
     }

     @Override
     public ClusterPersistRepositoryConfiguration swapToObject(final YamlPersistRepositoryConfiguration yamlConfig) {
         return new ClusterPersistRepositoryConfiguration(
                 yamlConfig.getType(), yamlConfig.getProps().getProperty(&quot;namespace&quot;), yamlConfig.getProps().getProperty(&quot;server-lists&quot;), yamlConfig.getProps());
     }

     @Override
     public String getType() {
         return &quot;Cluster&quot;;</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L875">875</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L842">842</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>OpenGaussUpdateStatement result = new OpenGaussUpdateStatement();
         SimpleTableSegment tableSegment = (SimpleTableSegment) visit(ctx.relationExprOptAlias());
         result.setTable(tableSegment);
         result.setSetAssignment((SetAssignmentSegment) visit(ctx.setClauseList()));
         if (null != ctx.whereOrCurrentClause()) {
             result.setWhere((WhereSegment) visit(ctx.whereOrCurrentClause()));
         }
         result.getParameterMarkerSegments().addAll(getParameterMarkerSegments());
         return result;
     }

     @Override
     public ASTNode visitSetClauseList(final SetClauseListContext ctx) {
         Collection&lt;AssignmentSegment&gt; assignments = generateAssignmentSegments(ctx);
         return new SetAssignmentSegment(ctx.start.getStartIndex() - 4, ctx.stop.getStopIndex(), assignments);
     }

     @Override
     public ASTNode visitDelete(final DeleteContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
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 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
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 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L391">391</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L293">293</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L408">408</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>ExpressionSegment right = null != ctx.predicate() ? (ExpressionSegment) visit(ctx.predicate()) : (ExpressionSegment) visit(ctx.subquery());
         String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
         return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
     }

     @Override
     public final ASTNode visitPredicate(final PredicateContext ctx) {
         if (null != ctx.IN()) {
             return createInSegment(ctx);
         }
         if (null != ctx.BETWEEN()) {
             return createBetweenSegment(ctx);
         }
         if (null != ctx.LIKE()) {
             return createBinaryOperationExpressionFromLike(ctx);
         }
         return visit(ctx.bitExpr(0));
     }

     private InExpression createInSegment(final PredicateContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
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 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DDLStatementVisitor.html#L165">165</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/type/SQLServerDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/type/SQLServerDDLStatementVisitor.html#L238">238</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>result.getAddConstraintDefinitions().add((AddConstraintDefinitionSegment) each);
                 } else if (each instanceof DropConstraintDefinitionSegment) {
                     result.getDropConstraintDefinitions().add((DropConstraintDefinitionSegment) each);
                 }
             }
         }
         return result;
     }

     @SuppressWarnings(&quot;unchecked&quot;)
     @Override
     public ASTNode visitAlterDefinitionClause(final AlterDefinitionClauseContext ctx) {
         CollectionValue&lt;AlterDefinitionSegment&gt; result = new CollectionValue&lt;&gt;();
         if (null != ctx.addColumnSpecification()) {
             result.getValue().addAll(((CollectionValue&lt;AddColumnDefinitionSegment&gt;) visit(ctx.addColumnSpecification())).getValue());
         }
         if (null != ctx.modifyColumnSpecification()) {
             result.getValue().add((ModifyColumnDefinitionSegment) visit(ctx.modifyColumnSpecification()));
         }
         if (null != ctx.dropColumnSpecification()) {</pre></div></td></tr></table>
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 <tr class="a">
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 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/encrypt/distsql/parser/core/EncryptDistSQLStatementVisitor.java</td>
 <td>shardingsphere-encrypt-distsql-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/distsql/parser/core/EncryptDistSQLStatementVisitor.html#L108">108</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sharding/distsql/parser/core/ShardingDistSQLStatementVisitor.java</td>
 <td>shardingsphere-sharding-distsql-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/sharding/distsql/parser/core/ShardingDistSQLStatementVisitor.html#L325">325</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return null == context ? null : new IdentifierValue(context.getText()).getValue();
     }

     private Properties getProperties(final PropertiesDefinitionContext ctx) {
         Properties result = new Properties();
         if (null == ctx || null == ctx.properties()) {
             return result;
         }
         for (PropertyContext each : ctx.properties().property()) {
             result.setProperty(IdentifierValue.getQuotedContent(each.key.getText()), IdentifierValue.getQuotedContent(each.value.getText()));
         }
         return result;
     }

     @Override
     public ASTNode visitTableName(final TableNameContext ctx) {
         return new TableNameSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), new IdentifierValue(ctx.getText()));
     }

     @Override
     public ASTNode visitDatabaseName(final DatabaseNameContext ctx) {</pre></div></td></tr></table>
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 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sharding/rule/ShardingRule.java</td>
 <td>shardingsphere-sharding-core</td>
 <td><a href="./xref/org/apache/shardingsphere/sharding/rule/ShardingRule.html#L252">252</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sharding/distsql/handler/checker/ShardingTableRuleStatementChecker.java</td>
 <td>shardingsphere-sharding-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/sharding/distsql/handler/checker/ShardingTableRuleStatementChecker.html#L272">272</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>private boolean isValidActualTableName(final TableRule sampleTableRule, final TableRule tableRule) {
         for (String each : sampleTableRule.getActualDataSourceNames()) {
             Collection&lt;String&gt; sampleActualTableNames =
                     sampleTableRule.getActualTableNames(each).stream().map(actualTableName -&gt; actualTableName.replace(sampleTableRule.getTableDataNode().getPrefix(), &quot;&quot;)).collect(Collectors.toSet());
             Collection&lt;String&gt; actualTableNames =
                     tableRule.getActualTableNames(each).stream().map(optional -&gt; optional.replace(tableRule.getTableDataNode().getPrefix(), &quot;&quot;)).collect(Collectors.toSet());
             if (!sampleActualTableNames.equals(actualTableNames)) {
                 return false;
             }
         }
         return true;
     }

     private boolean isBindingShardingAlgorithm(final TableRule sampleTableRule, final TableRule tableRule, final boolean databaseAlgorithm, final BindingTableCheckedConfiguration checkedConfig) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
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 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/infra/database/metadata/dialect/MariaDBDataSourceMetaData.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/database/metadata/dialect/MariaDBDataSourceMetaData.html#L60">60</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/infra/database/metadata/dialect/MySQLDataSourceMetaData.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/database/metadata/dialect/MySQLDataSourceMetaData.html#L60">60</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>defaultQueryProperties.setProperty(&quot;prepStmtCacheSize&quot;, &quot;200000&quot;);
         defaultQueryProperties.setProperty(&quot;prepStmtCacheSqlLimit&quot;, &quot;2048&quot;);
         defaultQueryProperties.setProperty(&quot;useLocalSessionState&quot;, Boolean.TRUE.toString());
         defaultQueryProperties.setProperty(&quot;rewriteBatchedStatements&quot;, Boolean.TRUE.toString());
         defaultQueryProperties.setProperty(&quot;cacheResultSetMetadata&quot;, Boolean.FALSE.toString());
         defaultQueryProperties.setProperty(&quot;cacheServerConfiguration&quot;, Boolean.TRUE.toString());
         defaultQueryProperties.setProperty(&quot;elideSetAutoCommits&quot;, Boolean.TRUE.toString());
         defaultQueryProperties.setProperty(&quot;maintainTimeStats&quot;, Boolean.FALSE.toString());
         defaultQueryProperties.setProperty(&quot;netTimeoutForStreamingResults&quot;, &quot;0&quot;);
         defaultQueryProperties.setProperty(&quot;tinyInt1isBit&quot;, Boolean.FALSE.toString());
         defaultQueryProperties.setProperty(&quot;useSSL&quot;, Boolean.FALSE.toString());
         defaultQueryProperties.setProperty(&quot;serverTimezone&quot;, &quot;UTC&quot;);</pre></div></td></tr></table>
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 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/mask/distsql/handler/update/AlterMaskRuleStatementUpdater.java</td>
 <td>shardingsphere-mask-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/mask/distsql/handler/update/AlterMaskRuleStatementUpdater.html#L82">82</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/mask/distsql/handler/update/DropMaskRuleStatementUpdater.java</td>
 <td>shardingsphere-mask-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/mask/distsql/handler/update/DropMaskRuleStatementUpdater.html#L71">71</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>private void dropUnusedAlgorithms(final MaskRuleConfiguration currentRuleConfig) {
         Collection&lt;String&gt; inUsedAlgorithms = currentRuleConfig.getTables().stream().flatMap(each -&gt; each.getColumns().stream()).map(MaskColumnRuleConfiguration::getMaskAlgorithm)
                 .collect(Collectors.toSet());
         Collection&lt;String&gt; unusedAlgorithms = currentRuleConfig.getMaskAlgorithms().keySet().stream().filter(each -&gt; !inUsedAlgorithms.contains(each)).collect(Collectors.toSet());
         unusedAlgorithms.forEach(each -&gt; currentRuleConfig.getMaskAlgorithms().remove(each));
     }

     @Override
     public Class&lt;MaskRuleConfiguration&gt; getRuleConfigurationClass() {
         return MaskRuleConfiguration.class;
     }

     @Override
     public String getType() {
         return AlterMaskRuleStatement.class.getName();</pre></div></td></tr></table>
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 <td>org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/MySQLSchemaMetaDataLoader.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/MySQLSchemaMetaDataLoader.html#L148">148</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/OracleSchemaMetaDataLoader.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/OracleSchemaMetaDataLoader.html#L158">158</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>preparedStatement.setString(1, databaseName);
             try (ResultSet resultSet = preparedStatement.executeQuery()) {
                 while (resultSet.next()) {
                     String indexName = resultSet.getString(&quot;INDEX_NAME&quot;);
                     String tableName = resultSet.getString(&quot;TABLE_NAME&quot;);
                     if (!result.containsKey(tableName)) {
                         result.put(tableName, new LinkedList&lt;&gt;());
                     }
                     result.get(tableName).add(new IndexMetaData(indexName));
                 }
             }
         }
         return result;
     }

     private String getIndexMetaDataSQL(final Collection&lt;String&gt; tableNames) {
         return String.format(INDEX_META_DATA_SQL, tableNames.stream().map(each -&gt; String.format(&quot;'%s'&quot;, each)).collect(Collectors.joining(&quot;,&quot;)));
     }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
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 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.html#L293">293</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDDLStatementVisitor.html#L352">352</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.html#L366">366</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DDLStatementVisitor.html#L155">155</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>result.setTable((SimpleTableSegment) visit(ctx.tableNameClause().tableName()));
         if (null != ctx.alterDefinitionClause()) {
             for (AlterDefinitionSegment each : ((CollectionValue&lt;AlterDefinitionSegment&gt;) visit(ctx.alterDefinitionClause())).getValue()) {
                 if (each instanceof AddColumnDefinitionSegment) {
                     result.getAddColumnDefinitions().add((AddColumnDefinitionSegment) each);
                 } else if (each instanceof ModifyColumnDefinitionSegment) {
                     result.getModifyColumnDefinitions().add((ModifyColumnDefinitionSegment) each);
                 } else if (each instanceof DropColumnDefinitionSegment) {
                     result.getDropColumnDefinitions().add((DropColumnDefinitionSegment) each);
                 } else if (each instanceof AddConstraintDefinitionSegment) {
                     result.getAddConstraintDefinitions().add((AddConstraintDefinitionSegment) each);
                 } else if (each instanceof ValidateConstraintDefinitionSegment) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/OracleSchemaMetaDataLoader.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/OracleSchemaMetaDataLoader.html#L159">159</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/SQLServerSchemaMetaDataLoader.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/SQLServerSchemaMetaDataLoader.html#L129">129</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>try (ResultSet resultSet = preparedStatement.executeQuery()) {
                 while (resultSet.next()) {
                     String indexName = resultSet.getString(&quot;INDEX_NAME&quot;);
                     String tableName = resultSet.getString(&quot;TABLE_NAME&quot;);
                     if (!result.containsKey(tableName)) {
                         result.put(tableName, new LinkedList&lt;&gt;());
                     }
                     result.get(tableName).add(new IndexMetaData(indexName));
                 }
             }
         }
         return result;
     }

     private String getIndexMetaDataSQL(final Collection&lt;String&gt; tableNames) {
         return String.format(INDEX_META_DATA_SQL, tableNames.stream().map(each -&gt; String.format(&quot;'%s'&quot;, each)).collect(Collectors.joining(&quot;,&quot;)));
     }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
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 <td>org/apache/shardingsphere/infra/connection/refresher/type/view/AlterViewStatementSchemaRefresher.java</td>
 <td>shardingsphere-infra-context</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/connection/refresher/type/view/AlterViewStatementSchemaRefresher.html#L75">75</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/infra/connection/refresher/type/view/CreateViewStatementSchemaRefresher.java</td>
 <td>shardingsphere-infra-context</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/connection/refresher/type/view/CreateViewStatementSchemaRefresher.html#L51">51</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>ShardingSphereRuleMetaData ruleMetaData = new ShardingSphereRuleMetaData(new LinkedList&lt;&gt;(database.getRuleMetaData().getRules()));
         if (!containsInImmutableDataNodeContainedRule(viewName, database)) {
             ruleMetaData.findRules(MutableDataNodeRule.class).forEach(each -&gt; each.put(logicDataSourceNames.iterator().next(), schemaName, viewName));
         }
         GenericSchemaBuilderMaterial material = new GenericSchemaBuilderMaterial(database.getProtocolType(),
                 database.getResourceMetaData().getStorageTypes(), database.getResourceMetaData().getDataSources(), ruleMetaData.getRules(), props, schemaName);
         Map&lt;String, ShardingSphereSchema&gt; schemaMap = GenericSchemaBuilder.build(Collections.singletonList(viewName), material);
         Optional&lt;ShardingSphereTable&gt; actualViewMetaData = Optional.ofNullable(schemaMap.get(schemaName)).map(optional -&gt; optional.getTable(viewName));</pre></div></td></tr></table>
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 <td>org/apache/shardingsphere/sqlfederation/executor/TranslatableTableScanExecutor.java</td>
 <td>shardingsphere-sql-federation-core</td>
 <td><a href="./xref/org/apache/shardingsphere/sqlfederation/executor/TranslatableTableScanExecutor.html#L176">176</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sqlfederation/executor/TranslatableTableScanExecutor.java</td>
 <td>shardingsphere-sql-federation-core</td>
 <td><a href="./xref/org/apache/shardingsphere/sqlfederation/executor/TranslatableTableScanExecutor.html#L236">236</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>private AbstractEnumerable&lt;Object&gt; executeScalarEnumerable(final DatabaseType databaseType, final QueryContext queryContext,
                                                                final ShardingSphereDatabase database, final ExecutionContext context) {
         try {
             ExecutionGroupContext&lt;JDBCExecutionUnit&gt; executionGroupContext =
                     prepareEngine.prepare(context.getRouteContext(), context.getExecutionUnits(), new ExecutionGroupReportContext(database.getName()));
             setParameters(executionGroupContext.getInputGroups());
             processEngine.executeSQL(executionGroupContext, context.getQueryContext());
             List&lt;QueryResult&gt; queryResults = execute(executionGroupContext, databaseType);
             MergeEngine mergeEngine = new MergeEngine(database, executorContext.getProps(), new ConnectionContext());
             MergedResult mergedResult = mergeEngine.merge(queryResults, queryContext.getSqlStatementContext());
             Collection&lt;Statement&gt; statements = getStatements(executionGroupContext.getInputGroups());
             return createScalarEnumerable(mergedResult, statements);</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
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 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L316">316</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L338">338</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>for (ColumnNameContext each : ctx.columnName()) {
             result.getValue().add((ColumnSegment) visit(each));
         }
         return result;
     }

     @Override
     public final ASTNode visitExpr(final ExprContext ctx) {
         if (null != ctx.booleanPrimary()) {
             return visit(ctx.booleanPrimary());
         }
         if (null != ctx.LP_()) {
             return visit(ctx.expr(0));
         }
         if (null != ctx.andOperator()) {
             return createBinaryOperationExpression(ctx, ctx.andOperator().getText());
         }
         if (null != ctx.orOperator()) {
             return createBinaryOperationExpression(ctx, ctx.orOperator().getText());
         }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
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 <td>org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSpherePreparedStatement.java</td>
 <td>shardingsphere-jdbc-core</td>
 <td><a href="./xref/org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSpherePreparedStatement.html#L546">546</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSphereStatement.java</td>
 <td>shardingsphere-jdbc-core</td>
 <td><a href="./xref/org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSphereStatement.html#L628">628</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>currentResultSet = new ShardingSphereResultSet(resultSets, mergedResult, this, transparentStatement, executionContext, columnLabelAndIndexMap);
         }
         return currentResultSet;
     }

     private List&lt;ResultSet&gt; getResultSets() throws SQLException {
         List&lt;ResultSet&gt; result = new ArrayList&lt;&gt;(statements.size());
         for (Statement each : statements) {
             if (null != each.getResultSet()) {
                 result.add(each.getResultSet());
             }
         }
         return result;
     }

     private List&lt;QueryResult&gt; getQueryResults(final List&lt;ResultSet&gt; resultSets) throws SQLException {
         List&lt;QueryResult&gt; result = new ArrayList&lt;&gt;(resultSets.size());
         for (ResultSet each : resultSets) {
             if (null != each) {
                 result.add(new JDBCStreamQueryResult(each));
             }
         }
         return result;
     }

     private ExecutionContext createExecutionContext(final QueryContext queryContext) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
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 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDDLStatementVisitor.html#L264">264</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DDLStatementVisitor.html#L68">68</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>OracleCreateTableStatement result = new OracleCreateTableStatement();
         result.setTable((SimpleTableSegment) visit(ctx.tableName()));
         if (null != ctx.createDefinitionClause()) {
             CollectionValue&lt;CreateDefinitionSegment&gt; createDefinitions = (CollectionValue&lt;CreateDefinitionSegment&gt;) visit(ctx.createDefinitionClause());
             for (CreateDefinitionSegment each : createDefinitions.getValue()) {
                 if (each instanceof ColumnDefinitionSegment) {
                     result.getColumnDefinitions().add((ColumnDefinitionSegment) each);
                 } else if (each instanceof ConstraintDefinitionSegment) {
                     result.getConstraintDefinitions().add((ConstraintDefinitionSegment) each);
                 }
             }
         }
         return result;
     }

     @Override
     public ASTNode visitCreateDefinitionClause(final CreateDefinitionClauseContext ctx) {
         CollectionValue&lt;CreateDefinitionSegment&gt; result = new CollectionValue&lt;&gt;();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.html#L260">260</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDDLStatementVisitor.html#L264">264</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.html#L333">333</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>OpenGaussCreateTableStatement result = new OpenGaussCreateTableStatement(null != ctx.ifNotExists());
         result.setTable((SimpleTableSegment) visit(ctx.tableName()));
         if (null != ctx.createDefinitionClause()) {
             CollectionValue&lt;CreateDefinitionSegment&gt; createDefinitions = (CollectionValue&lt;CreateDefinitionSegment&gt;) visit(ctx.createDefinitionClause());
             for (CreateDefinitionSegment each : createDefinitions.getValue()) {
                 if (each instanceof ColumnDefinitionSegment) {
                     result.getColumnDefinitions().add((ColumnDefinitionSegment) each);
                 } else if (each instanceof ConstraintDefinitionSegment) {
                     result.getConstraintDefinitions().add((ConstraintDefinitionSegment) each);
                 }
             }
         }
         return result;
     }

     @Override
     public ASTNode visitCreateDefinitionClause(final CreateDefinitionClauseContext ctx) {
         CollectionValue&lt;CreateDefinitionSegment&gt; result = new CollectionValue&lt;&gt;();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L828">828</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L555">555</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>List&lt;TerminalNode&gt; numbers = ctx.INTEGER_();
         if (numbers.size() == 1) {
             result.setPrecision(Integer.parseInt(numbers.get(0).getText()));
         }
         if (numbers.size() == 2) {
             result.setPrecision(Integer.parseInt(numbers.get(0).getText()));
             result.setScale(Integer.parseInt(numbers.get(1).getText()));
         }
         return result;
     }

     /**
      * Get original text.
      *
      * @param ctx context
      * @return original text
      */
     protected String getOriginalText(final ParserRuleContext ctx) {
         return ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/metadata/persist/service/config/database/NewDatabaseRulePersistService.java</td>
 <td>shardingsphere-metadata-core</td>
 <td><a href="./xref/org/apache/shardingsphere/metadata/persist/service/config/database/NewDatabaseRulePersistService.html#L91">91</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/metadata/persist/service/config/global/NewGlobalRulePersistService.java</td>
 <td>shardingsphere-metadata-core</td>
 <td><a href="./xref/org/apache/shardingsphere/metadata/persist/service/config/global/NewGlobalRulePersistService.html#L80">80</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return Collections.emptyList();
     }

     private void getAllNodes(final Collection&lt;String&gt; keys, final String path) {
         keys.add(path);
         List&lt;String&gt; childrenKeys = repository.getChildrenKeys(path);
         if (childrenKeys.isEmpty()) {
             return;
         }
         for (String each : childrenKeys) {
             getAllNodes(keys, String.join(&quot;/&quot;, &quot;&quot;, path, each));
         }
     }

     private Collection&lt;YamlDataNode&gt; getDataNodes(final Collection&lt;String&gt; keys) {
         Collection&lt;YamlDataNode&gt; result = new LinkedHashSet&lt;&gt;();
         for (String each : keys) {
             result.add(new YamlDataNode(each, repository.getDirectly(each)));
         }
         return result;
     }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/infra/connection/refresher/type/table/AlterTableStatementSchemaRefresher.java</td>
 <td>shardingsphere-infra-context</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/connection/refresher/type/table/AlterTableStatementSchemaRefresher.html#L63">63</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/infra/connection/refresher/type/table/CreateTableStatementSchemaRefresher.java</td>
 <td>shardingsphere-infra-context</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/connection/refresher/type/table/CreateTableStatementSchemaRefresher.html#L50">50</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/infra/connection/refresher/type/table/RenameTableStatementSchemaRefresher.java</td>
 <td>shardingsphere-infra-context</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/connection/refresher/type/table/RenameTableStatementSchemaRefresher.html#L60">60</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>ShardingSphereRuleMetaData ruleMetaData = new ShardingSphereRuleMetaData(new LinkedList&lt;&gt;(database.getRuleMetaData().getRules()));
         if (!containsInImmutableDataNodeContainedRule(tableName, database)) {
             ruleMetaData.findRules(MutableDataNodeRule.class).forEach(each -&gt; each.put(logicDataSourceNames.iterator().next(), schemaName, tableName));
         }
         GenericSchemaBuilderMaterial material = new GenericSchemaBuilderMaterial(database.getProtocolType(),
                 database.getResourceMetaData().getStorageTypes(), database.getResourceMetaData().getDataSources(), ruleMetaData.getRules(), props, schemaName);
         Map&lt;String, ShardingSphereSchema&gt; schemaMap = GenericSchemaBuilder.build(Collections.singletonList(tableName), material);</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1641">1641</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.html#L352">352</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}
         LiteralExpressionSegment column = (LiteralExpressionSegment) projection;
         ExpressionProjectionSegment result = null == alias
                 ? new ExpressionProjectionSegment(column.getStartIndex(), column.getStopIndex(), String.valueOf(column.getLiterals()), column)
                 : new ExpressionProjectionSegment(column.getStartIndex(), ctx.alias().stop.getStopIndex(), String.valueOf(column.getLiterals()), column);
         result.setAlias(alias);
         return result;
     }

     @Override
     public ASTNode visitFromClause(final FromClauseContext ctx) {
         return visit(ctx.tableReferences());
     }

     @Override
     public ASTNode visitTableReferences(final TableReferencesContext ctx) {
         TableSegment result = (TableSegment) visit(ctx.tableReference(0));</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sqlfederation/executor/TranslatableTableScanExecutor.java</td>
 <td>shardingsphere-sql-federation-core</td>
 <td><a href="./xref/org/apache/shardingsphere/sqlfederation/executor/TranslatableTableScanExecutor.html#L136">136</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sqlfederation/executor/TranslatableTableScanExecutor.java</td>
 <td>shardingsphere-sql-federation-core</td>
 <td><a href="./xref/org/apache/shardingsphere/sqlfederation/executor/TranslatableTableScanExecutor.html#L222">222</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return executeByScalarShardingSphereData(databaseName, schemaName, table);
         }
         SqlString sqlString = createSQLString(table, (TranslatableScanNodeExecutorContext) scanContext, SQLDialectFactory.getSQLDialect(databaseType.getType()));
         SQLFederationExecutorContext federationContext = executorContext.getFederationContext();
         QueryContext queryContext = createQueryContext(federationContext.getMetaData(), sqlString, databaseType, federationContext.getQueryContext().isUseCache());
         ShardingSphereDatabase database = federationContext.getMetaData().getDatabase(databaseName);
         ExecutionContext context = new KernelProcessor().generateExecutionContext(queryContext, database, globalRuleMetaData, executorContext.getProps(), new ConnectionContext());
         if (federationContext.isPreview()) {
             federationContext.getExecutionUnits().addAll(context.getExecutionUnits());
             return createEmptyScalarEnumerable();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/encrypt/rewrite/token/generator/EncryptAssignmentTokenGenerator.java</td>
 <td>shardingsphere-encrypt-core</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/rewrite/token/generator/EncryptAssignmentTokenGenerator.html#L89">89</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/encrypt/rewrite/token/generator/EncryptInsertOnUpdateTokenGenerator.java</td>
 <td>shardingsphere-encrypt-core</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/rewrite/token/generator/EncryptInsertOnUpdateTokenGenerator.html#L99">99</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return Optional.of(generateParameterSQLToken(tableName, assignmentSegment));
         }
         if (assignmentSegment.getValue() instanceof LiteralExpressionSegment) {
             return Optional.of(generateLiteralSQLToken(schemaName, tableName, assignmentSegment));
         }
         return Optional.empty();
     }

     private EncryptAssignmentToken generateParameterSQLToken(final String tableName, final AssignmentSegment assignmentSegment) {
         EncryptParameterAssignmentToken result = new EncryptParameterAssignmentToken(assignmentSegment.getColumns().get(0).getStartIndex(), assignmentSegment.getStopIndex());
         String columnName = assignmentSegment.getColumns().get(0).getIdentifier().getValue();
         addCipherColumn(tableName, columnName, result);
         addAssistedQueryColumn(tableName, columnName, result);
         addLikeQueryColumn(tableName, columnName, result);
         return result;
     }

     private void addCipherColumn(final String tableName, final String columnName, final EncryptParameterAssignmentToken token) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSpherePreparedStatement.java</td>
 <td>shardingsphere-jdbc-core</td>
 <td><a href="./xref/org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSpherePreparedStatement.html#L717">717</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSphereStatement.java</td>
 <td>shardingsphere-jdbc-core</td>
 <td><a href="./xref/org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSphereStatement.html#L656">656</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>clearParameters();
     }

     @SuppressWarnings(&quot;MagicConstant&quot;)
     @Override
     public int getResultSetType() {
         return statementOption.getResultSetType();
     }

     @SuppressWarnings(&quot;MagicConstant&quot;)
     @Override
     public int getResultSetConcurrency() {
         return statementOption.getResultSetConcurrency();
     }

     @Override
     public int getResultSetHoldability() {
         return statementOption.getResultSetHoldability();
     }

     @Override
     public boolean isAccumulate() {
         return metaDataContexts.getMetaData().getDatabase(connection.getDatabaseName()).getRuleMetaData().findRules(DataNodeContainedRule.class).stream()
                 .anyMatch(each -&gt; each.isNeedAccumulate(executionContext.getSqlStatementContext().getTablesContext().getTableNames()));
     }

     @Override
     public Collection&lt;PreparedStatement&gt; getRoutedStatements() {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/data/pipeline/opengauss/prepare/datasource/OpenGaussDataSourcePreparer.java</td>
 <td>shardingsphere-data-pipeline-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/data/pipeline/opengauss/prepare/datasource/OpenGaussDataSourcePreparer.html#L52">52</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/data/pipeline/postgresql/prepare/datasource/PostgreSQLDataSourcePreparer.java</td>
 <td>shardingsphere-data-pipeline-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/data/pipeline/postgresql/prepare/datasource/PostgreSQLDataSourcePreparer.html#L36">36</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>@Override
     public void prepareTargetTables(final PrepareTargetTablesParameter param) throws SQLException {
         PipelineDataSourceManager dataSourceManager = param.getDataSourceManager();
         for (CreateTableEntry each : param.getCreateTableConfig().getCreateTableEntries()) {
             String createTargetTableSQL = getCreateTargetTableSQL(each, dataSourceManager, param.getSqlParserEngine());
             try (Connection targetConnection = getCachedDataSource(dataSourceManager, each.getTargetDataSourceConfig()).getConnection()) {
                 for (String sql : Splitter.on(&quot;;&quot;).trimResults().splitToList(createTargetTableSQL).stream().filter(cs -&gt; !Strings.isNullOrEmpty(cs)).collect(Collectors.toList())) {
                     executeTargetTableSQL(targetConnection, addIfNotExistsForCreateTableSQL(sql));</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L490">490</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L392">392</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L294">294</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L409">409</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
         return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
     }

     @Override
     public final ASTNode visitPredicate(final PredicateContext ctx) {
         if (null != ctx.IN()) {
             return createInSegment(ctx);
         }
         if (null != ctx.BETWEEN()) {
             return createBetweenSegment(ctx);
         }
         if (null != ctx.LIKE()) {
             return createBinaryOperationExpressionFromLike(ctx);
         }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sharding/merge/dql/pagination/RowNumberDecoratorMergedResult.java</td>
 <td>shardingsphere-sharding-core</td>
 <td><a href="./xref/org/apache/shardingsphere/sharding/merge/dql/pagination/RowNumberDecoratorMergedResult.html#L37">37</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sharding/merge/dql/pagination/TopAndRowNumberDecoratorMergedResult.java</td>
 <td>shardingsphere-sharding-core</td>
 <td><a href="./xref/org/apache/shardingsphere/sharding/merge/dql/pagination/TopAndRowNumberDecoratorMergedResult.html#L37">37</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public RowNumberDecoratorMergedResult(final MergedResult mergedResult, final PaginationContext pagination) throws SQLException {
         super(mergedResult);
         this.pagination = pagination;
         skipAll = skipOffset();
     }

     private boolean skipOffset() throws SQLException {
         long end = pagination.getActualOffset();
         for (int i = 0; i &lt; end; i++) {
             if (!getMergedResult().next()) {
                 return true;
             }
         }
         rowNumber = end + 1;
         return false;
     }

     @Override
     public boolean next() throws SQLException {
         if (skipAll) {
             return false;
         }
         if (!pagination.getActualRowCount().isPresent()) {
             return getMergedResult().next();
         }
         return rowNumber++ &lt; pagination.getActualRowCount().get() &amp;&amp; getMergedResult().next();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/H2SchemaMetaDataLoader.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/H2SchemaMetaDataLoader.html#L125">125</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/MySQLSchemaMetaDataLoader.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/MySQLSchemaMetaDataLoader.html#L148">148</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/OracleSchemaMetaDataLoader.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/OracleSchemaMetaDataLoader.html#L158">158</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>preparedStatement.setString(2, &quot;PUBLIC&quot;);
             try (ResultSet resultSet = preparedStatement.executeQuery()) {
                 while (resultSet.next()) {
                     String indexName = resultSet.getString(&quot;INDEX_NAME&quot;);
                     String tableName = resultSet.getString(&quot;TABLE_NAME&quot;);
                     if (!result.containsKey(tableName)) {
                         result.put(tableName, new LinkedList&lt;&gt;());
                     }
                     result.get(tableName).add(new IndexMetaData(indexName));
                 }
             }
         }
         return result;
     }

     private String getIndexMetaDataSQL(final Collection&lt;String&gt; tableNames) {
         return String.format(INDEX_META_DATA_SQL, tableNames.stream().map(each -&gt; String.format(&quot;'%s'&quot;, each).toUpperCase()).collect(Collectors.joining(&quot;,&quot;)));</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L242">242</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L263">263</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public final ASTNode visitTableName(final TableNameContext ctx) {
         SimpleTableSegment result = new SimpleTableSegment(new TableNameSegment(ctx.name().getStart().getStartIndex(),
                 ctx.name().getStop().getStopIndex(), new IdentifierValue(ctx.name().identifier().getText())));
         OwnerContext owner = ctx.owner();
         if (null != owner) {
             result.setOwner(new OwnerSegment(owner.getStart().getStartIndex(), owner.getStop().getStopIndex(), (IdentifierValue) visit(owner.identifier())));
         }
         return result;
     }

     @Override
     public final ASTNode visitColumnName(final ColumnNameContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/encrypt/yaml/swapper/NewYamlCompatibleEncryptRuleConfigurationSwapper.java</td>
 <td>shardingsphere-encrypt-core</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/yaml/swapper/NewYamlCompatibleEncryptRuleConfigurationSwapper.html#L50">50</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/encrypt/yaml/swapper/NewYamlEncryptRuleConfigurationSwapper.java</td>
 <td>shardingsphere-encrypt-core</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/yaml/swapper/NewYamlEncryptRuleConfigurationSwapper.html#L47">47</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public Collection&lt;YamlDataNode&gt; swapToDataNodes(final CompatibleEncryptRuleConfiguration data) {
         Collection&lt;YamlDataNode&gt; result = new LinkedHashSet&lt;&gt;();
         for (EncryptTableRuleConfiguration each : data.getTables()) {
             result.add(new YamlDataNode(EncryptNodeConverter.getTableNamePath(each.getName()), YamlEngine.marshal(tableSwapper.swapToYamlConfiguration(each))));
         }
         for (Entry&lt;String, AlgorithmConfiguration&gt; entry : data.getEncryptors().entrySet()) {
             result.add(new YamlDataNode(EncryptNodeConverter.getEncryptorPath(entry.getKey()), YamlEngine.marshal(algorithmSwapper.swapToYamlConfiguration(entry.getValue()))));
         }
         return result;
     }

     @Override
     public CompatibleEncryptRuleConfiguration swapToObject(final Collection&lt;YamlDataNode&gt; dataNodes) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/H2SchemaMetaDataLoader.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/H2SchemaMetaDataLoader.html#L126">126</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/SQLServerSchemaMetaDataLoader.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/SQLServerSchemaMetaDataLoader.html#L129">129</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>try (ResultSet resultSet = preparedStatement.executeQuery()) {
                 while (resultSet.next()) {
                     String indexName = resultSet.getString(&quot;INDEX_NAME&quot;);
                     String tableName = resultSet.getString(&quot;TABLE_NAME&quot;);
                     if (!result.containsKey(tableName)) {
                         result.put(tableName, new LinkedList&lt;&gt;());
                     }
                     result.get(tableName).add(new IndexMetaData(indexName));
                 }
             }
         }
         return result;
     }

     private String getIndexMetaDataSQL(final Collection&lt;String&gt; tableNames) {
         return String.format(INDEX_META_DATA_SQL, tableNames.stream().map(each -&gt; String.format(&quot;'%s'&quot;, each).toUpperCase()).collect(Collectors.joining(&quot;,&quot;)));</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/single/decider/SingleSQLFederationDecider.java</td>
 <td>shardingsphere-single-core</td>
 <td><a href="./xref/org/apache/shardingsphere/single/decider/SingleSQLFederationDecider.html#L67">67</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/single/route/SingleSQLRouter.java</td>
 <td>shardingsphere-single-core</td>
 <td><a href="./xref/org/apache/shardingsphere/single/route/SingleSQLRouter.html#L109">109</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return rule.getSingleTableNames(result);
     }

     private Collection&lt;QualifiedTable&gt; getQualifiedTables(final ShardingSphereDatabase database, final DatabaseType databaseType, final Collection&lt;SimpleTableSegment&gt; tableSegments) {
         Collection&lt;QualifiedTable&gt; result = new LinkedList&lt;&gt;();
         String schemaName = DatabaseTypeEngine.getDefaultSchemaName(databaseType, database.getName());
         for (SimpleTableSegment each : tableSegments) {
             String actualSchemaName = each.getOwner().map(optional -&gt; optional.getIdentifier().getValue()).orElse(schemaName);
             result.add(new QualifiedTable(actualSchemaName, each.getTableName().getIdentifier().getValue()));
         }
         return result;
     }

     private boolean containsView(final ShardingSphereDatabase database, final Collection&lt;QualifiedTable&gt; singleTableNames) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L350">350</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L243">243</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L358">358</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>return new DatetimeExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, text);
     }

     private ASTNode createBinaryOperationExpression(final ExprContext ctx, final String operator) {
         ExpressionSegment left = (ExpressionSegment) visit(ctx.expr(0));
         ExpressionSegment right = (ExpressionSegment) visit(ctx.expr(1));
         String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
         return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
     }

     @Override
     public final ASTNode visitBooleanPrimary(final BooleanPrimaryContext ctx) {
         if (null == ctx.IS()) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/proxy/backend/handler/distsql/ral/queryable/ExportMetaDataExecutor.java</td>
 <td>shardingsphere-proxy-backend-core</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/backend/handler/distsql/ral/queryable/ExportMetaDataExecutor.html#L61">61</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/proxy/backend/handler/distsql/ral/queryable/ExportStorageNodesExecutor.java</td>
 <td>shardingsphere-proxy-backend-core</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/backend/handler/distsql/ral/queryable/ExportStorageNodesExecutor.html#L56">56</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>String exportedData = generateExportData(metaData);
         if (sqlStatement.getFilePath().isPresent()) {
             String filePath = sqlStatement.getFilePath().get();
             ExportUtils.exportToFile(filePath, exportedData);
             return Collections.singleton(new LocalDataQueryResultRow(ProxyContext.getInstance().getContextManager().getInstanceContext().getInstance().getCurrentInstanceId(), LocalDateTime.now(),
                     String.format(&quot;Successfully exported to&#xff1a;'%s'&quot;, filePath)));
         }
         return Collections.singleton(
                 new LocalDataQueryResultRow(ProxyContext.getInstance().getContextManager().getInstanceContext().getInstance().getCurrentInstanceId(), LocalDateTime.now(), exportedData));
     }

     private String generateExportData(final ShardingSphereMetaData metaData) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/proxy/frontend/opengauss/command/OpenGaussCommandExecutorFactory.java</td>
 <td>shardingsphere-proxy-frontend-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/frontend/opengauss/command/OpenGaussCommandExecutorFactory.html#L90">90</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/proxy/frontend/postgresql/command/PostgreSQLCommandExecutorFactory.java</td>
 <td>shardingsphere-proxy-frontend-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/frontend/postgresql/command/PostgreSQLCommandExecutorFactory.html#L85">85</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>result.add(getCommandExecutor((CommandPacketType) each.getIdentifier(), each, connectionSession, portalContext));
         }
         return new PostgreSQLAggregatedCommandExecutor(result);
     }

     private static List&lt;CommandExecutor&gt; getExecutorsOfAggregatedBatchedStatements(final PostgreSQLAggregatedCommandPacket aggregatedCommandPacket,
                                                                                    final ConnectionSession connectionSession, final PortalContext portalContext) throws SQLException {
         List&lt;PostgreSQLCommandPacket&gt; packets = aggregatedCommandPacket.getPackets();
         int batchPacketBeginIndex = aggregatedCommandPacket.getBatchPacketBeginIndex();
         int batchPacketEndIndex = aggregatedCommandPacket.getBatchPacketEndIndex();
         List&lt;CommandExecutor&gt; result = new ArrayList&lt;&gt;(batchPacketBeginIndex + packets.size() - batchPacketEndIndex);
         for (int i = 0; i &lt; batchPacketBeginIndex; i++) {
             PostgreSQLCommandPacket each = packets.get(i);
             result.add(getCommandExecutor((CommandPacketType) each.getIdentifier(), each, connectionSession, portalContext));</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/encrypt/distsql/parser/core/EncryptDistSQLStatementVisitor.java</td>
 <td>shardingsphere-encrypt-distsql-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/distsql/parser/core/EncryptDistSQLStatementVisitor.html#L104">104</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/mask/distsql/parser/core/MaskDistSQLStatementVisitor.java</td>
 <td>shardingsphere-mask-distsql-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/mask/distsql/parser/core/MaskDistSQLStatementVisitor.html#L92">92</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/globalclock/distsql/parser/core/GlobalClockDistSQLStatementVisitor.java</td>
 <td>shardingsphere-global-clock-distsql-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/globalclock/distsql/parser/core/GlobalClockDistSQLStatementVisitor.html#L49">49</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>return new AlgorithmSegment(getIdentifierValue(ctx.algorithmTypeName()), getProperties(ctx.propertiesDefinition()));
     }

     private String getIdentifierValue(final ParseTree context) {
         return null == context ? null : new IdentifierValue(context.getText()).getValue();
     }

     private Properties getProperties(final PropertiesDefinitionContext ctx) {
         Properties result = new Properties();
         if (null == ctx || null == ctx.properties()) {
             return result;
         }
         for (PropertyContext each : ctx.properties().property()) {
             result.setProperty(IdentifierValue.getQuotedContent(each.key.getText()), IdentifierValue.getQuotedContent(each.value.getText()));
         }
         return result;
     }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L254">254</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L126">126</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L211">211</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>return visit(ctx.temporalLiterals());
         }
         if (null != ctx.hexadecimalLiterals()) {
             return visit(ctx.hexadecimalLiterals());
         }
         if (null != ctx.bitValueLiterals()) {
             return visit(ctx.bitValueLiterals());
         }
         if (null != ctx.booleanLiterals()) {
             return visit(ctx.booleanLiterals());
         }
         if (null != ctx.nullValueLiterals()) {
             return visit(ctx.nullValueLiterals());
         }
         throw new IllegalStateException(&quot;Literals must have string, number, dateTime, hex, bit, boolean or null.&quot;);
     }

     @Override
     public final ASTNode visitStringLiterals(final StringLiteralsContext ctx) {
         return new StringLiteralValue(ctx.getText());
     }

     @Override
     public ASTNode visitString_(final String_Context ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/proxy/frontend/opengauss/command/OpenGaussCommandExecutorFactory.java</td>
 <td>shardingsphere-proxy-frontend-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/frontend/opengauss/command/OpenGaussCommandExecutorFactory.html#L120">120</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/proxy/frontend/postgresql/command/PostgreSQLCommandExecutorFactory.java</td>
 <td>shardingsphere-proxy-frontend-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/frontend/postgresql/command/PostgreSQLCommandExecutorFactory.html#L112">112</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return new OpenGaussComQueryExecutor(portalContext, (PostgreSQLComQueryPacket) commandPacket, connectionSession);
             case PARSE_COMMAND:
                 return new PostgreSQLComParseExecutor((PostgreSQLComParsePacket) commandPacket, connectionSession);
             case BIND_COMMAND:
                 return new PostgreSQLComBindExecutor(portalContext, (PostgreSQLComBindPacket) commandPacket, connectionSession);
             case DESCRIBE_COMMAND:
                 return new PostgreSQLComDescribeExecutor(portalContext, (PostgreSQLComDescribePacket) commandPacket, connectionSession);
             case EXECUTE_COMMAND:
                 return new PostgreSQLComExecuteExecutor(portalContext, (PostgreSQLComExecutePacket) commandPacket);
             case SYNC_COMMAND:
                 return new PostgreSQLComSyncExecutor(connectionSession);
             case CLOSE_COMMAND:
                 return new PostgreSQLComCloseExecutor(portalContext, (PostgreSQLComClosePacket) commandPacket, connectionSession);
             case FLUSH_COMMAND:
                 return new PostgreSQLComFlushExecutor();
             case TERMINATE:
                 return new PostgreSQLComTerminationExecutor();
             default:
                 return new PostgreSQLUnsupportedCommandExecutor();
         }
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/mask/metadata/converter/MaskNodeConverter.java</td>
 <td>shardingsphere-mask-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mask/metadata/converter/MaskNodeConverter.html#L70">70</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/shadow/metadata/converter/ShadowNodeConverter.java</td>
 <td>shardingsphere-shadow-core</td>
 <td><a href="./xref/org/apache/shardingsphere/shadow/metadata/converter/ShadowNodeConverter.html#L105">105</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>Pattern pattern = Pattern.compile(RULES_NODE_PREFIX + ROOT_NODE + &quot;\\.*&quot;, Pattern.CASE_INSENSITIVE);
         Matcher matcher = pattern.matcher(rulePath);
         return matcher.find();
     }

     /**
      * Is mask table path.
      *
      * @param rulePath rule path
      * @return true or false
      */
     public static boolean isTablePath(final String rulePath) {
         Pattern pattern = Pattern.compile(RULES_NODE_PREFIX + ROOT_NODE + &quot;/&quot; + TABLES_NODE + &quot;\\.*&quot;, Pattern.CASE_INSENSITIVE);
         Matcher matcher = pattern.matcher(rulePath);
         return matcher.find();
     }

     /**
      * Is mask algorithm path.
      *
      * @param rulePath rule path
      * @return true or false
      */
     public static boolean isAlgorithmPath(final String rulePath) {
         Pattern pattern = Pattern.compile(RULES_NODE_PREFIX + ROOT_NODE + &quot;/&quot; + ALGORITHMS_NODE + &quot;\\.*&quot;, Pattern.CASE_INSENSITIVE);
         Matcher matcher = pattern.matcher(rulePath);
         return matcher.find();
     }

     /**
      * Get table name.
      *
      * @param rulePath rule path
      * @return table name
      */
     public static Optional&lt;String&gt; getTableName(final String rulePath) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/data/pipeline/opengauss/ingest/OpenGaussWALDumper.java</td>
 <td>shardingsphere-data-pipeline-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/data/pipeline/opengauss/ingest/OpenGaussWALDumper.html#L83">83</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/data/pipeline/postgresql/ingest/PostgreSQLWALDumper.java</td>
 <td>shardingsphere-data-pipeline-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/data/pipeline/postgresql/ingest/PostgreSQLWALDumper.html#L85">85</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>logicalReplication = new OpenGaussLogicalReplication();
         this.decodeWithTX = dumperConfig.isDecodeWithTX();
     }

     @SneakyThrows(InterruptedException.class)
     @Override
     protected void runBlocking() {
         AtomicInteger reconnectTimes = new AtomicInteger();
         while (isRunning()) {
             try {
                 dump();
                 break;
             } catch (final SQLException ex) {
                 int times = reconnectTimes.incrementAndGet();
                 log.error(&quot;Connect failed, reconnect times={}&quot;, times, ex);
                 if (isRunning()) {
                     Thread.sleep(5000);
                 }
                 if (times &gt;= 5) {
                     throw new IngestException(ex);
                 }
             }
         }
     }

     @SneakyThrows(InterruptedException.class)
     private void dump() throws SQLException {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L383">383</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L307">307</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L214">214</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>for (ViewNameContext each : ctx.viewName()) {
             result.getValue().add((SimpleTableSegment) visit(each));
         }
         return result;
     }

     @Override
     public final ASTNode visitColumnNames(final ColumnNamesContext ctx) {
         CollectionValue&lt;ColumnSegment&gt; result = new CollectionValue&lt;&gt;();
         for (ColumnNameContext each : ctx.columnName()) {
             result.getValue().add((ColumnSegment) visit(each));
         }
         return result;
     }

     @Override
     public final ASTNode visitExpr(final ExprContext ctx) {
         if (null != ctx.booleanPrimary()) {
             return visit(ctx.booleanPrimary());
         }
         if (null != ctx.XOR()) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/agent/plugin/metrics/core/exporter/impl/jdbc/JDBCMetaDataInfoExporter.java</td>
 <td>shardingsphere-agent-metrics-core</td>
 <td><a href="./xref/org/apache/shardingsphere/agent/plugin/metrics/core/exporter/impl/jdbc/JDBCMetaDataInfoExporter.html#L47">47</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/agent/plugin/metrics/core/exporter/impl/jdbc/JDBCStateExporter.java</td>
 <td>shardingsphere-agent-metrics-core</td>
 <td><a href="./xref/org/apache/shardingsphere/agent/plugin/metrics/core/exporter/impl/jdbc/JDBCStateExporter.html#L44">44</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>Arrays.asList(&quot;database&quot;, &quot;type&quot;), Collections.emptyMap());

     @Override
     public Optional&lt;GaugeMetricFamilyMetricsCollector&gt; export(final String pluginType) {
         Optional&lt;ShardingSphereDriver&gt; shardingSphereDriverOptional = getShardingSphereDriver();
         if (!shardingSphereDriverOptional.isPresent()) {
             return Optional.empty();
         }
         GaugeMetricFamilyMetricsCollector result = MetricsCollectorRegistry.get(config, pluginType);
         result.cleanMetrics();
         DriverDataSourceCache dataSourceCache = AgentReflectionUtils.getFieldValue(shardingSphereDriverOptional.get(), &quot;dataSourceCache&quot;);
         Map&lt;String, DataSource&gt; dataSourceMap = AgentReflectionUtils.getFieldValue(dataSourceCache, &quot;dataSourceMap&quot;);
         for (Map.Entry&lt;String, DataSource&gt; entry : dataSourceMap.entrySet()) {
             ShardingSphereDataSource shardingSphereDataSource = (ShardingSphereDataSource) entry.getValue();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sharding/rule/ShardingRule.java</td>
 <td>shardingsphere-sharding-core</td>
 <td><a href="./xref/org/apache/shardingsphere/sharding/rule/ShardingRule.html#L156">156</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sharding/distsql/handler/checker/ShardingTableRuleStatementChecker.java</td>
 <td>shardingsphere-sharding-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/sharding/distsql/handler/checker/ShardingTableRuleStatementChecker.html#L175">175</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>private Collection&lt;String&gt; getDataSourceNames(final Collection&lt;ShardingTableRuleConfiguration&gt; tableRuleConfigs,
                                                   final Collection&lt;ShardingAutoTableRuleConfiguration&gt; autoTableRuleConfigs, final Collection&lt;String&gt; dataSourceNames) {
         if (tableRuleConfigs.isEmpty() &amp;&amp; autoTableRuleConfigs.isEmpty()) {
             return dataSourceNames;
         }
         if (tableRuleConfigs.stream().map(ShardingTableRuleConfiguration::getActualDataNodes).anyMatch(each -&gt; null == each || each.isEmpty())) {
             return dataSourceNames;
         }
         Collection&lt;String&gt; result = new LinkedHashSet&lt;&gt;();
         tableRuleConfigs.forEach(each -&gt; result.addAll(getDataSourceNames(each)));
         autoTableRuleConfigs.forEach(each -&gt; result.addAll(getDataSourceNames(each)));</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
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 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L415">415</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L353">353</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>private BinaryOperationExpression createBinaryOperationExpression(final ExprContext ctx, final String operator) {
         ExpressionSegment left = (ExpressionSegment) visit(ctx.expr(0));
         ExpressionSegment right = (ExpressionSegment) visit(ctx.expr(1));
         String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
         return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
     }

     @Override
     public final ASTNode visitBooleanPrimary(final BooleanPrimaryContext ctx) {
         if (null != ctx.IS()) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L550">550</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L336">336</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L451">451</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
     }

     private BetweenExpression createBetweenSegment(final PredicateContext ctx) {
         ExpressionSegment left = (ExpressionSegment) visit(ctx.bitExpr(0));
         ExpressionSegment between = (ExpressionSegment) visit(ctx.bitExpr(1));
         ExpressionSegment and = (ExpressionSegment) visit(ctx.predicate());
         boolean not = null != ctx.NOT();
         return new BetweenExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, between, and, not);
     }

     @Override
     public final ASTNode visitBitExpr(final BitExprContext ctx) {
         if (null != ctx.simpleExpr()) {
             return visit(ctx.simpleExpr());</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1444">1444</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L1048">1048</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>result.setLimit((LimitSegment) visit(ctx.limitClause()));
         }
         result.getParameterMarkerSegments().addAll(getParameterMarkerSegments());
         return result;
     }

     @Override
     public ASTNode visitSingleTableClause(final SingleTableClauseContext ctx) {
         SimpleTableSegment result = (SimpleTableSegment) visit(ctx.tableName());
         if (null != ctx.alias()) {
             result.setAlias((AliasSegment) visit(ctx.alias()));
         }
         return result;
     }

     @Override
     public ASTNode visitMultipleTablesClause(final MultipleTablesClauseContext ctx) {
         DeleteMultiTableSegment result = new DeleteMultiTableSegment();
         TableSegment relateTableSource = (TableSegment) visit(ctx.tableReferences());
         result.setRelationTable(relateTableSource);
         result.setActualDeleteTables(generateTablesFromTableAliasRefList(ctx.tableAliasRefList()));</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dal/impl/InstallComponentStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dal/impl/InstallComponentStatementAssert.html#L45">45</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dal/impl/UninstallComponentStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dal/impl/UninstallComponentStatementAssert.html#L45">45</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public static void assertIs(final SQLCaseAssertContext assertContext, final MySQLInstallComponentStatement actual, final InstallComponentStatementTestCase expected) {
         assertThat(assertContext.getText(&quot;Actual components size assertion error: &quot;), actual.getComponents().size(), is(expected.getComponents().size()));
         assertComponents(assertContext, actual.getComponents(), expected.getComponents());
     }

     private static void assertComponents(final SQLCaseAssertContext assertContext, final List&lt;String&gt; actual, final List&lt;ExpectedComponent&gt; expected) {
         int count = 0;
         for (String each : actual) {
             assertThat(assertContext.getText(&quot;Actual component value does not match: &quot;), each, is(expected.get(count).getName()));
             count++;
         }
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
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 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/readwritesplitting/yaml/swapper/NewYamlReadwriteSplittingRuleConfigurationSwapper.java</td>
 <td>shardingsphere-readwrite-splitting-core</td>
 <td><a href="./xref/org/apache/shardingsphere/readwritesplitting/yaml/swapper/NewYamlReadwriteSplittingRuleConfigurationSwapper.html#L87">87</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/readwritesplitting/yaml/swapper/YamlReadwriteSplittingRuleConfigurationSwapper.java</td>
 <td>shardingsphere-readwrite-splitting-core</td>
 <td><a href="./xref/org/apache/shardingsphere/readwritesplitting/yaml/swapper/YamlReadwriteSplittingRuleConfigurationSwapper.html#L80">80</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>private ReadwriteSplittingDataSourceRuleConfiguration swapDataSource(final String name, final YamlReadwriteSplittingDataSourceRuleConfiguration yamlDataSourceRuleConfig) {
         return new ReadwriteSplittingDataSourceRuleConfiguration(name, yamlDataSourceRuleConfig.getWriteDataSourceName(), yamlDataSourceRuleConfig.getReadDataSourceNames(),
                 getTransactionalReadQueryStrategy(yamlDataSourceRuleConfig), yamlDataSourceRuleConfig.getLoadBalancerName());
     }

     private TransactionalReadQueryStrategy getTransactionalReadQueryStrategy(final YamlReadwriteSplittingDataSourceRuleConfiguration yamlDataSourceRuleConfig) {
         return Strings.isNullOrEmpty(yamlDataSourceRuleConfig.getTransactionalReadQueryStrategy())
                 ? TransactionalReadQueryStrategy.DYNAMIC
                 : TransactionalReadQueryStrategy.valueOf(yamlDataSourceRuleConfig.getTransactionalReadQueryStrategy());
     }

     @Override
     public Class&lt;ReadwriteSplittingRuleConfiguration&gt; getTypeClass() {
         return ReadwriteSplittingRuleConfiguration.class;
     }

     @Override
     public String getRuleTagName() {
         return &quot;READWRITE_SPLITTING&quot;;
     }

     @Override
     public int getOrder() {
         return ReadwriteSplittingOrder.ORDER;
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L579">579</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L505">505</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return null == ctx.EXISTS() ? new SubqueryExpressionSegment(subquerySegment) : new ExistsSubqueryExpression(startIndex, stopIndex, subquerySegment);
         }
         if (null != ctx.parameterMarker()) {
             ParameterMarkerValue parameterMarker = (ParameterMarkerValue) visit(ctx.parameterMarker());
             ParameterMarkerExpressionSegment result = new ParameterMarkerExpressionSegment(startIndex, stopIndex, parameterMarker.getValue(), parameterMarker.getType());
             parameterMarkerSegments.add(result);
             return result;
         }
         if (null != ctx.literals()) {
             return SQLUtils.createLiteralExpression(visit(ctx.literals()), startIndex, stopIndex, ctx.literals().start.getInputStream().getText(new Interval(startIndex, stopIndex)));
         }
         if (null != ctx.intervalExpression()) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1800">1800</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1816">1816</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public ASTNode visitLimitRowCount(final LimitRowCountContext ctx) {
         if (null != ctx.numberLiterals()) {
             return new NumberLiteralLimitValueSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), ((NumberLiteralValue) visit(ctx.numberLiterals())).getValue().longValue());
         }
         ParameterMarkerSegment result = new ParameterMarkerLimitValueSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(),
                 ((ParameterMarkerValue) visit(ctx.parameterMarker())).getValue());
         parameterMarkerSegments.add(result);
         return result;
     }

     @Override
     public final ASTNode visitConstraintName(final ConstraintNameContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
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 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.html#L520">520</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.html#L658">658</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>result.setIndex((IndexSegment) visit(ctx.indexName()));
         }
         return result;
     }

     @Override
     public ASTNode visitIndexParams(final IndexParamsContext ctx) {
         CollectionValue&lt;ColumnSegment&gt; result = new CollectionValue&lt;&gt;();
         for (IndexElemContext each : ctx.indexElem()) {
             if (null != each.colId()) {
                 result.getValue().add(new ColumnSegment(each.colId().start.getStartIndex(), each.colId().stop.getStopIndex(), new IdentifierValue(each.colId().getText())));
             }
         }
         return result;
     }

     @Override
     public ASTNode visitAlterIndex(final AlterIndexContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L535">535</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L428">428</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L553">553</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>}

     @Override
     public final ASTNode visitAggregationFunction(final AggregationFunctionContext ctx) {
         String aggregationType = ctx.aggregationFunctionName().getText();
         return AggregationType.isAggregationType(aggregationType)
                 ? createAggregationSegment(ctx, aggregationType)
                 : new ExpressionProjectionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), getOriginalText(ctx));
     }

     private ASTNode createAggregationSegment(final AggregationFunctionContext ctx, final String aggregationType) {
         AggregationType type = AggregationType.valueOf(aggregationType.toUpperCase());
         String innerExpression = ctx.start.getInputStream().getText(new Interval(ctx.LP_().get(0).getSymbol().getStartIndex(), ctx.stop.getStopIndex()));</pre></div></td></tr></table>
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 <th>Project</th>
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 <tr class="b">
 <td>org/apache/shardingsphere/agent/core/spi/AgentServiceLoader.java</td>
 <td>shardingsphere-agent-core</td>
 <td><a href="./xref/org/apache/shardingsphere/agent/core/spi/AgentServiceLoader.html#L41">41</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/agent/plugin/core/spi/PluginServiceLoader.java</td>
 <td>shardingsphere-agent-plugin-core</td>
 <td><a href="./xref/org/apache/shardingsphere/agent/plugin/core/spi/PluginServiceLoader.html#L39">39</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>private AgentServiceLoader(final Class&lt;T&gt; service) {
         validate(service);
         this.services = load(service);
     }

     private void validate(final Class&lt;T&gt; service) {
         Preconditions.checkNotNull(service, &quot;SPI class is null.&quot;);
         Preconditions.checkArgument(service.isInterface(), &quot;SPI class `%s` is not interface.&quot;, service);
     }

     private Collection&lt;T&gt; load(final Class&lt;T&gt; service) {
         Collection&lt;T&gt; result = new LinkedList&lt;&gt;();
         for (T each : ServiceLoader.load(service)) {
             result.add(each);
         }
         return result;
     }

     /**
      * Get singleton agent service loader.
      *
      * @param service service type
      * @param &lt;T&gt; type of class
      * @return agent service loader
      */
     @SuppressWarnings(&quot;unchecked&quot;)
     public static &lt;T&gt; AgentServiceLoader&lt;T&gt; getServiceLoader(final Class&lt;T&gt; service) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
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 <th>Project</th>
 <th>Line</th></tr>
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 <td>org/apache/shardingsphere/mode/manager/cluster/ClusterModeContextManager.java</td>
 <td>shardingsphere-cluster-mode-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mode/manager/cluster/ClusterModeContextManager.html#L81">81</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/mode/manager/cluster/NewClusterModeContextManager.java</td>
 <td>shardingsphere-cluster-mode-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mode/manager/cluster/NewClusterModeContextManager.html#L82">82</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/mode/manager/standalone/StandaloneModeContextManager.java</td>
 <td>shardingsphere-standalone-mode-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mode/manager/standalone/StandaloneModeContextManager.html#L189">189</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>Map&lt;String, ShardingSphereView&gt; views = alterSchemaMetaDataPOJO.getAlteredViews().stream().collect(Collectors.toMap(ShardingSphereView::getName, view -&gt; view));
         DatabaseMetaDataBasedPersistService databaseMetaDataService = contextManager.getMetaDataContexts().getPersistService().getDatabaseMetaDataService();
         databaseMetaDataService.getTableMetaDataPersistService().persist(databaseName, schemaName, tables);
         databaseMetaDataService.getViewMetaDataPersistService().persist(databaseName, schemaName, views);
         alterSchemaMetaDataPOJO.getDroppedTables().forEach(each -&gt; databaseMetaDataService.getTableMetaDataPersistService().delete(databaseName, schemaName, each));
         alterSchemaMetaDataPOJO.getDroppedViews().forEach(each -&gt; databaseMetaDataService.getViewMetaDataPersistService().delete(databaseName, schemaName, each));
     }

     @Override
     public void registerStorageUnits(final String databaseName, final Map&lt;String, DataSourceProperties&gt; toBeRegisterStorageUnitProps) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
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 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L266">266</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L266">266</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L209">209</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L315">315</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}

     @Override
     public final ASTNode visitTableNames(final TableNamesContext ctx) {
         CollectionValue&lt;SimpleTableSegment&gt; result = new CollectionValue&lt;&gt;();
         for (TableNameContext each : ctx.tableName()) {
             result.getValue().add((SimpleTableSegment) visit(each));
         }
         return result;
     }

     @Override
     public final ASTNode visitColumnNames(final ColumnNamesContext ctx) {
         CollectionValue&lt;ColumnSegment&gt; result = new CollectionValue&lt;&gt;();
         for (ColumnNameContext each : ctx.columnName()) {
             result.getValue().add((ColumnSegment) visit(each));
         }
         return result;
     }

     @Override
     public ASTNode visitAExpr(final AExprContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
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 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L491">491</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L625">625</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}

     @Override
     public final ASTNode visitRegularFunction(final RegularFunctionContext ctx) {
         FunctionSegment result = new FunctionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), ctx.regularFunctionName().getText(), getOriginalText(ctx));
         Collection&lt;ExpressionSegment&gt; expressionSegments = ctx.expr().stream().map(each -&gt; (ExpressionSegment) visit(each)).collect(Collectors.toList());
         result.getParameters().addAll(expressionSegments);
         return result;
     }

     @Override
     public final ASTNode visitDataTypeName(final DataTypeNameContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L692">692</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/type/SQLServerDCLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/type/SQLServerDCLStatementVisitor.html#L113">113</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public final ASTNode visitViewName(final ViewNameContext ctx) {
         SimpleTableSegment result = new SimpleTableSegment(new TableNameSegment(ctx.name().getStart().getStartIndex(),
                 ctx.name().getStop().getStopIndex(), (IdentifierValue) visit(ctx.name())));
         OwnerContext owner = ctx.owner();
         if (null != owner) {
             result.setOwner(new OwnerSegment(owner.getStart().getStartIndex(), owner.getStop().getStopIndex(), (IdentifierValue) visit(owner.identifier())));
         }
         return result;
     }

     @Override
     public ASTNode visitSelect(final SelectContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
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 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/agent/plugin/tracing/opentelemetry/advice/OpenTelemetryJDBCExecutorCallbackAdvice.java</td>
 <td>shardingsphere-agent-tracing-opentelemetry</td>
 <td><a href="./xref/org/apache/shardingsphere/agent/plugin/tracing/opentelemetry/advice/OpenTelemetryJDBCExecutorCallbackAdvice.html#L55">55</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/agent/plugin/tracing/opentelemetry/advice/OpenTelemetrySQLParserEngineAdvice.java</td>
 <td>shardingsphere-agent-tracing-opentelemetry</td>
 <td><a href="./xref/org/apache/shardingsphere/agent/plugin/tracing/opentelemetry/advice/OpenTelemetrySQLParserEngineAdvice.html#L49">49</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}

     @Override
     public void afterMethod(final TargetAdviceObject target, final Method method, final Object[] args, final Object result, final String pluginType) {
         Span span = (Span) target.getAttachment();
         span.setStatus(StatusCode.OK);
         span.end();
     }

     @Override
     public void onThrowing(final TargetAdviceObject target, final Method method, final Object[] args, final Throwable throwable, final String pluginType) {
         Span span = (Span) target.getAttachment();
         span.setStatus(StatusCode.ERROR).recordException(throwable);
         span.end();
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L238">238</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L238">238</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L192">192</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L287">287</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L692">692</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/type/SQLServerDCLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/type/SQLServerDCLStatementVisitor.html#L113">113</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public final ASTNode visitTableName(final TableNameContext ctx) {
         SimpleTableSegment result = new SimpleTableSegment(new TableNameSegment(ctx.name().getStart().getStartIndex(), ctx.name().getStop().getStopIndex(), (IdentifierValue) visit(ctx.name())));
         OwnerContext owner = ctx.owner();
         if (null != owner) {
             result.setOwner(new OwnerSegment(owner.getStart().getStartIndex(), owner.getStop().getStopIndex(), (IdentifierValue) visit(owner.identifier())));
         }
         return result;
     }

     @Override
     public final ASTNode visitColumnName(final ColumnNameContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/db/protocol/opengauss/codec/OpenGaussPacketCodecEngine.java</td>
 <td>shardingsphere-opengauss-protocol</td>
 <td><a href="./xref/org/apache/shardingsphere/db/protocol/opengauss/codec/OpenGaussPacketCodecEngine.html#L123">123</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/db/protocol/postgresql/codec/PostgreSQLPacketCodecEngine.java</td>
 <td>shardingsphere-postgresql-protocol</td>
 <td><a href="./xref/org/apache/shardingsphere/db/protocol/postgresql/codec/PostgreSQLPacketCodecEngine.html#L121">121</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>PostgreSQLMessageSeverityLevel.ERROR, PostgreSQLVendorError.SYSTEM_ERROR.getSqlState().getValue(), ex.getMessage());
             isIdentifierPacket = true;
             prepareMessageHeader(out, errorResponsePacket.getIdentifier().getValue());
             errorResponsePacket.write(payload);
         } finally {
             if (isIdentifierPacket) {
                 updateMessageLength(out);
             }
         }
     }

     private void prepareMessageHeader(final ByteBuf out, final char type) {
         out.writeByte(type);
         out.writeInt(0);
     }

     private void updateMessageLength(final ByteBuf out) {
         out.setInt(1, out.readableBytes() - MESSAGE_TYPE_LENGTH);
     }

     @Override
     public PostgreSQLPacketPayload createPacketPayload(final ByteBuf message, final Charset charset) {
         return new PostgreSQLPacketPayload(message, charset);
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/infra/binder/segment/insert/values/InsertValueContext.java</td>
 <td>shardingsphere-infra-binder</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/binder/segment/insert/values/InsertValueContext.html#L53">53</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/infra/binder/segment/insert/values/OnDuplicateUpdateContext.java</td>
 <td>shardingsphere-infra-binder</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/binder/segment/insert/values/OnDuplicateUpdateContext.html#L57">57</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>parameters = getParameters(params, parametersOffset);
     }

     private List&lt;ExpressionSegment&gt; getValueExpressions(final Collection&lt;ExpressionSegment&gt; assignments) {
         List&lt;ExpressionSegment&gt; result = new ArrayList&lt;&gt;(assignments.size());
         result.addAll(assignments);
         return result;
     }

     private List&lt;Object&gt; getParameters(final List&lt;Object&gt; params, final int paramsOffset) {
         if (params.isEmpty() || 0 == parameterCount) {
             return Collections.emptyList();
         }
         List&lt;Object&gt; result = new ArrayList&lt;&gt;(parameterCount);
         result.addAll(params.subList(paramsOffset, paramsOffset + parameterCount));
         return result;
     }

     /**
      * Get literal value.
      *
      * @param index index
      * @return literal value
      */
     public Optional&lt;Object&gt; getLiteralValue(final int index) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/encrypt/rewrite/token/generator/EncryptInsertValuesTokenGenerator.java</td>
 <td>shardingsphere-encrypt-core</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/rewrite/token/generator/EncryptInsertValuesTokenGenerator.html#L108">108</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sharding/rewrite/token/generator/impl/ShardingInsertValuesTokenGenerator.java</td>
 <td>shardingsphere-sharding-core</td>
 <td><a href="./xref/org/apache/shardingsphere/sharding/rewrite/token/generator/impl/ShardingInsertValuesTokenGenerator.html#L62">62</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>result.getInsertValues().add(insertValueToken);
         }
         return result;
     }

     private int getStartIndex(final Collection&lt;InsertValuesSegment&gt; segments) {
         int result = segments.iterator().next().getStartIndex();
         for (InsertValuesSegment each : segments) {
             result = Math.min(result, each.getStartIndex());
         }
         return result;
     }

     private int getStopIndex(final Collection&lt;InsertValuesSegment&gt; segments) {
         int result = segments.iterator().next().getStopIndex();
         for (InsertValuesSegment each : segments) {
             result = Math.max(result, each.getStopIndex());
         }
         return result;
     }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L289">289</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L235">235</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return new OtherLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitHexadecimalLiterals(final HexadecimalLiteralsContext ctx) {
         // TODO deal with hexadecimalLiterals
         return new OtherLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitBitValueLiterals(final BitValueLiteralsContext ctx) {
         // TODO deal with bitValueLiterals
         return new OtherLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitBooleanLiterals(final BooleanLiteralsContext ctx) {
         return new BooleanLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitNullValueLiterals(final NullValueLiteralsContext ctx) {
         return new NullLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitIdentifier(final IdentifierContext ctx) {
         return new IdentifierValue(ctx.getText());</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1278">1278</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.html#L124">124</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>} else {
             result.setInsertColumns(new InsertColumnsSegment(ctx.start.getStartIndex() - 1, ctx.start.getStartIndex() - 1, Collections.emptyList()));
         }
         result.getValues().addAll(createInsertValuesSegments(ctx.assignmentValues()));
         return result;
     }

     private Collection&lt;InsertValuesSegment&gt; createInsertValuesSegments(final Collection&lt;AssignmentValuesContext&gt; assignmentValuesContexts) {
         Collection&lt;InsertValuesSegment&gt; result = new LinkedList&lt;&gt;();
         for (AssignmentValuesContext each : assignmentValuesContexts) {
             result.add((InsertValuesSegment) visit(each));
         }
         return result;
     }

     @Override
     public ASTNode visitOnDuplicateKeyClause(final OnDuplicateKeyClauseContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/type/MySQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/type/MySQLDDLStatementVisitor.html#L244">244</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.html#L260">260</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.html#L333">333</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>MySQLCreateTableStatement result = new MySQLCreateTableStatement(null != ctx.ifNotExists());
         result.setTable((SimpleTableSegment) visit(ctx.tableName()));
         if (null != ctx.createDefinitionClause()) {
             CollectionValue&lt;CreateDefinitionSegment&gt; createDefinitions = (CollectionValue&lt;CreateDefinitionSegment&gt;) visit(ctx.createDefinitionClause());
             for (CreateDefinitionSegment each : createDefinitions.getValue()) {
                 if (each instanceof ColumnDefinitionSegment) {
                     result.getColumnDefinitions().add((ColumnDefinitionSegment) each);
                 } else if (each instanceof ConstraintDefinitionSegment) {
                     result.getConstraintDefinitions().add((ConstraintDefinitionSegment) each);
                 }
             }
         }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/infra/binder/statement/ddl/CloseStatementContext.java</td>
 <td>shardingsphere-infra-binder</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/binder/statement/ddl/CloseStatementContext.html#L58">58</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/infra/binder/statement/ddl/FetchStatementContext.java</td>
 <td>shardingsphere-infra-binder</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/binder/statement/ddl/FetchStatementContext.html#L58">58</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/infra/binder/statement/ddl/MoveStatementContext.java</td>
 <td>shardingsphere-infra-binder</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/binder/statement/ddl/MoveStatementContext.html#L58">58</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>return getSqlStatement().getCursorName();
     }

     @Override
     public void setUpCursorDefinition(final CursorStatementContext cursorStatementContext) {
         this.cursorStatementContext = cursorStatementContext;
         TableExtractor tableExtractor = new TableExtractor();
         tableExtractor.extractTablesFromSelect(cursorStatementContext.getSqlStatement().getSelect());
         tablesContext = new TablesContext(tableExtractor.getRewriteTables(), getDatabaseType());
     }

     @Override
     public Collection&lt;WhereSegment&gt; getWhereSegments() {
         return null != cursorStatementContext ? cursorStatementContext.getWhereSegments() : Collections.emptyList();
     }

     @Override
     public Collection&lt;ColumnSegment&gt; getColumnSegments() {
         return null != cursorStatementContext ? cursorStatementContext.getColumnSegments() : Collections.emptyList();
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/authority/yaml/swapper/NewYamlAuthorityRuleConfigurationSwapper.java</td>
 <td>shardingsphere-authority-core</td>
 <td><a href="./xref/org/apache/shardingsphere/authority/yaml/swapper/NewYamlAuthorityRuleConfigurationSwapper.html#L49">49</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/authority/yaml/swapper/YamlAuthorityRuleConfigurationSwapper.java</td>
 <td>shardingsphere-authority-core</td>
 <td><a href="./xref/org/apache/shardingsphere/authority/yaml/swapper/YamlAuthorityRuleConfigurationSwapper.html#L40">40</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>private YamlAuthorityRuleConfiguration swapToYamlConfiguration(final AuthorityRuleConfiguration data) {
         YamlAuthorityRuleConfiguration result = new YamlAuthorityRuleConfiguration();
         result.setPrivilege(algorithmSwapper.swapToYamlConfiguration(data.getAuthorityProvider()));
         result.setUsers(YamlUsersConfigurationConverter.convertToYamlUserConfiguration(data.getUsers()));
         result.setDefaultAuthenticator(data.getDefaultAuthenticator());
         if (!data.getAuthenticators().isEmpty()) {
             data.getAuthenticators().forEach((key, value) -&gt; result.getAuthenticators().put(key, algorithmSwapper.swapToYamlConfiguration(value)));
         }
         return result;
     }

     @Override
     public AuthorityRuleConfiguration swapToObject(final Collection&lt;YamlDataNode&gt; dataNodes) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/traffic/distsql/parser/core/TrafficDistSQLStatementVisitor.java</td>
 <td>shardingsphere-traffic-distsql-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/traffic/distsql/parser/core/TrafficDistSQLStatementVisitor.html#L66">66</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/distsql/parser/core/kernel/KernelDistSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-distsql-engine</td>
 <td><a href="./xref/org/apache/shardingsphere/distsql/parser/core/kernel/KernelDistSQLStatementVisitor.html#L340">340</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return null == ctx ? null : visit(ctx.algorithmDefinition());
     }

     @Override
     public ASTNode visitAlgorithmDefinition(final AlgorithmDefinitionContext ctx) {
         return new AlgorithmSegment(getIdentifierValue(ctx.algorithmTypeName()), buildProperties(ctx.propertiesDefinition()));
     }

     private Properties buildProperties(final PropertiesDefinitionContext ctx) {
         Properties result = new Properties();
         if (null == ctx) {
             return result;
         }
         for (PropertyContext each : ctx.properties().property()) {
             result.setProperty(IdentifierValue.getQuotedContent(each.key.getText()), IdentifierValue.getQuotedContent(each.value.getText()));
         }
         return result;
     }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L289">289</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L195">195</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L150">150</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>return new OtherLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitHexadecimalLiterals(final HexadecimalLiteralsContext ctx) {
         // TODO deal with hexadecimalLiterals
         return new OtherLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitBitValueLiterals(final BitValueLiteralsContext ctx) {
         // TODO deal with bitValueLiterals
         return new OtherLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitBooleanLiterals(final BooleanLiteralsContext ctx) {
         return new BooleanLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitNullValueLiterals(final NullValueLiteralsContext ctx) {
         return new NullLiteralValue(ctx.getText());
     }

     @Override
     public final ASTNode visitIdentifier(final IdentifierContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1641">1641</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L1177">1177</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}
         LiteralExpressionSegment column = (LiteralExpressionSegment) projection;
         ExpressionProjectionSegment result = null == alias
                 ? new ExpressionProjectionSegment(column.getStartIndex(), column.getStopIndex(), String.valueOf(column.getLiterals()), column)
                 : new ExpressionProjectionSegment(column.getStartIndex(), ctx.alias().stop.getStopIndex(), String.valueOf(column.getLiterals()), column);
         result.setAlias(alias);
         return result;
     }

     @Override
     public ASTNode visitFromClause(final FromClauseContext ctx) {
         return visit(ctx.tableReferences());
     }

     @Override
     public ASTNode visitTableReferences(final TableReferencesContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.html#L958">958</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.html#L1106">1106</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>OpenGaussCommentStatement result = new OpenGaussCommentStatement();
         Iterator&lt;NameSegment&gt; nameSegmentIterator = ((CollectionValue&lt;NameSegment&gt;) visit(ctx.commentClauses().anyName())).getValue().iterator();
         Optional&lt;NameSegment&gt; columnName = nameSegmentIterator.hasNext() ? Optional.of(nameSegmentIterator.next()) : Optional.empty();
         columnName.ifPresent(optional -&gt; result.setColumn(new ColumnSegment(optional.getStartIndex(), optional.getStopIndex(), optional.getIdentifier())));
         setTableSegment(result, nameSegmentIterator);
         return result;
     }

     @SuppressWarnings(&quot;unchecked&quot;)
     private OpenGaussCommentStatement commentOnTable(final CommentContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/proxy/backend/handler/distsql/ral/QueryableRALBackendHandler.java</td>
 <td>shardingsphere-proxy-backend-core</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/backend/handler/distsql/ral/QueryableRALBackendHandler.html#L120">120</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/proxy/backend/handler/distsql/rql/RQLBackendHandler.java</td>
 <td>shardingsphere-proxy-backend-core</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/backend/handler/distsql/rql/RQLBackendHandler.html#L75">75</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return new LocalDataMergedResult(rows);
     }

     private String getDatabaseName(final ConnectionSession connectionSession, final T sqlStatement) {
         Optional&lt;DatabaseSegment&gt; databaseSegment = sqlStatement instanceof FromDatabaseAvailable ? ((FromDatabaseAvailable) sqlStatement).getDatabase() : Optional.empty();
         return databaseSegment.isPresent() ? databaseSegment.get().getIdentifier().getValue() : connectionSession.getDatabaseName();
     }

     private void checkDatabaseName(final String databaseName) {
         ShardingSpherePreconditions.checkNotNull(databaseName, NoDatabaseSelectedException::new);
         ShardingSpherePreconditions.checkState(ProxyContext.getInstance().databaseExists(databaseName), () -&gt; new UnknownDatabaseException(databaseName));
     }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sqlfederation/optimizer/context/parser/dialect/impl/MariaDBOptimizerBuilder.java</td>
 <td>shardingsphere-sql-federation-core</td>
 <td><a href="./xref/org/apache/shardingsphere/sqlfederation/optimizer/context/parser/dialect/impl/MariaDBOptimizerBuilder.html#L31">31</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sqlfederation/optimizer/context/parser/dialect/impl/MySQLOptimizerBuilder.java</td>
 <td>shardingsphere-sql-federation-core</td>
 <td><a href="./xref/org/apache/shardingsphere/sqlfederation/optimizer/context/parser/dialect/impl/MySQLOptimizerBuilder.html#L31">31</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public final class MariaDBOptimizerBuilder implements OptimizerSQLDialectBuilder {

     @Override
     public Properties build() {
         Properties result = new Properties();
         result.setProperty(CalciteConnectionProperty.LEX.camelName(), Lex.MYSQL.name());
         result.setProperty(CalciteConnectionProperty.CONFORMANCE.camelName(), SqlConformanceEnum.MYSQL_5.name());
         result.setProperty(CalciteConnectionProperty.FUN.camelName(), SqlLibrary.MYSQL.fun);
         result.setProperty(CalciteConnectionProperty.CASE_SENSITIVE.camelName(), String.valueOf(Lex.MYSQL.caseSensitive));
         return result;
     }

     @Override
     public String getType() {
         return &quot;MariaDB&quot;;</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sqlfederation/optimizer/context/parser/dialect/impl/OpenGaussOptimizerBuilder.java</td>
 <td>shardingsphere-sql-federation-core</td>
 <td><a href="./xref/org/apache/shardingsphere/sqlfederation/optimizer/context/parser/dialect/impl/OpenGaussOptimizerBuilder.html#L31">31</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sqlfederation/optimizer/context/parser/dialect/impl/PostgreSQLOptimizerBuilder.java</td>
 <td>shardingsphere-sql-federation-core</td>
 <td><a href="./xref/org/apache/shardingsphere/sqlfederation/optimizer/context/parser/dialect/impl/PostgreSQLOptimizerBuilder.html#L31">31</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public final class OpenGaussOptimizerBuilder implements OptimizerSQLDialectBuilder {

     @Override
     public Properties build() {
         Properties result = new Properties();
         result.setProperty(CalciteConnectionProperty.LEX.camelName(), Lex.JAVA.name());
         result.setProperty(CalciteConnectionProperty.CONFORMANCE.camelName(), SqlConformanceEnum.BABEL.name());
         result.setProperty(CalciteConnectionProperty.FUN.camelName(), SqlLibrary.POSTGRESQL.fun);
         result.setProperty(CalciteConnectionProperty.CASE_SENSITIVE.camelName(), String.valueOf(Lex.JAVA.caseSensitive));
         return result;
     }

     @Override
     public String getType() {
         return &quot;openGauss&quot;;</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDMLStatementVisitor.html#L703">703</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.html#L329">329</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>ColumnProjectionSegment result = new ColumnProjectionSegment((ColumnSegment) projection);
             result.setAlias(alias);
             return result;
         }
         if (projection instanceof SubqueryExpressionSegment) {
             SubqueryExpressionSegment subqueryExpressionSegment = (SubqueryExpressionSegment) projection;
             String text = ctx.start.getInputStream().getText(new Interval(subqueryExpressionSegment.getStartIndex(), subqueryExpressionSegment.getStopIndex()));
             SubqueryProjectionSegment result = new SubqueryProjectionSegment(((SubqueryExpressionSegment) projection).getSubquery(), text);
             result.setAlias(alias);
             return result;
         }
         if (projection instanceof BinaryOperationExpression) {
             BinaryOperationExpression binaryExpression = (BinaryOperationExpression) projection;
             int startIndex = binaryExpression.getStartIndex();
             int stopIndex = null == alias ? binaryExpression.getStopIndex() : alias.getStopIndex();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/proxy/backend/postgresql/handler/admin/executor/SelectDatabaseExecutor.java</td>
 <td>shardingsphere-proxy-backend-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/backend/postgresql/handler/admin/executor/SelectDatabaseExecutor.html#L79">79</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/proxy/backend/postgresql/handler/admin/executor/SelectTableExecutor.java</td>
 <td>shardingsphere-proxy-backend-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/backend/postgresql/handler/admin/executor/SelectTableExecutor.html#L60">60</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}

     @Override
     protected Collection&lt;String&gt; getDatabaseNames(final ConnectionSession connectionSession) {
         Collection&lt;String&gt; databaseNames = ProxyContext.getInstance().getAllDatabaseNames().stream().filter(each -&gt; isAuthorized(each, connectionSession.getGrantee())).collect(Collectors.toList());
         return databaseNames.stream().filter(AbstractDatabaseMetaDataExecutor::hasDataSource).collect(Collectors.toList());
     }

     @Override
     protected void preProcess(final String databaseName, final Map&lt;String, Object&gt; rows, final Map&lt;String, String&gt; alias) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/alter/impl/AlterShadowRuleStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/alter/impl/AlterShadowRuleStatementAssert.html#L51">51</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/create/impl/CreateShadowRuleStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/rdl/create/impl/CreateShadowRuleStatementAssert.html#L54">54</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>assertShadowRule(assertContext, actual.getRules(), expected.getRules());
         }
     }

     private static void assertShadowRule(final SQLCaseAssertContext assertContext, final Collection&lt;ShadowRuleSegment&gt; actual, final List&lt;ExpectedShadowRule&gt; expected) {
         if (null == expected) {
             assertNull(actual, assertContext.getText(&quot;Actual shadow rule should not exist.&quot;));
         } else {
             assertNotNull(actual, assertContext.getText(&quot;Actual shadow rule should exist.&quot;));
             int count = 0;
             for (ShadowRuleSegment tableRuleSegment : actual) {
                 ExpectedShadowRule expectedTableRule = expected.get(count);
                 ShadowRuleAssert.assertIs(assertContext, tableRuleSegment, expectedTableRule);
                 count++;
             }
         }
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/infra/database/type/dialect/OpenGaussDatabaseType.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/database/type/dialect/OpenGaussDatabaseType.html#L63">63</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/infra/database/type/dialect/PostgreSQLDatabaseType.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/database/type/dialect/PostgreSQLDatabaseType.html#L62">62</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return new OpenGaussDataSourceMetaData(url);
     }

     @Override
     public void handleRollbackOnly(final boolean rollbackOnly, final SQLStatement statement) throws SQLException {
         ShardingSpherePreconditions.checkState(!rollbackOnly || statement instanceof CommitStatement || statement instanceof RollbackStatement,
                 () -&gt; new SQLFeatureNotSupportedException(&quot;Current transaction is aborted, commands ignored until end of transaction block.&quot;));
     }

     @Override
     public Map&lt;String, Collection&lt;String&gt;&gt; getSystemDatabaseSchemaMap() {
         return SYSTEM_DATABASE_SCHEMA_MAP;
     }

     @Override
     public Collection&lt;String&gt; getSystemSchemas() {
         return SYSTEM_SCHEMAS;
     }

     @Override
     public boolean isSchemaAvailable() {
         return true;
     }

     @Override
     public String getDefaultSchema() {
         return &quot;public&quot;;
     }

     @Override
     public String getType() {
         return &quot;openGauss&quot;;</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.html#L805">805</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.html#L918">918</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>OpenGaussCreateSchemaStatement result = new OpenGaussCreateSchemaStatement();
         if (null != ctx.createSchemaClauses().colId()) {
             result.setSchemaName(new IdentifierValue(ctx.createSchemaClauses().colId().getText()));
         }
         if (null != ctx.createSchemaClauses().roleSpec() &amp;&amp; null != ctx.createSchemaClauses().roleSpec().identifier()) {
             result.setUsername((IdentifierValue) visit(ctx.createSchemaClauses().roleSpec().identifier()));
         }
         return result;
     }

     @Override
     public ASTNode visitAlterSchema(final AlterSchemaContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/proxy/backend/handler/DatabaseRequiredBackendHandler.java</td>
 <td>shardingsphere-proxy-backend-core</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/backend/handler/DatabaseRequiredBackendHandler.html#L58">58</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/proxy/backend/handler/distsql/ral/QueryableRALBackendHandler.java</td>
 <td>shardingsphere-proxy-backend-core</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/backend/handler/distsql/ral/QueryableRALBackendHandler.html#L123">123</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/proxy/backend/handler/distsql/rdl/RDLBackendHandler.java</td>
 <td>shardingsphere-proxy-backend-core</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/backend/handler/distsql/rdl/RDLBackendHandler.html#L58">58</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/proxy/backend/handler/distsql/rql/RQLBackendHandler.java</td>
 <td>shardingsphere-proxy-backend-core</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/backend/handler/distsql/rql/RQLBackendHandler.html#L78">78</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>private String getDatabaseName(final ConnectionSession connectionSession, final T sqlStatement) {
         Optional&lt;DatabaseSegment&gt; databaseSegment = sqlStatement instanceof FromDatabaseAvailable ? ((FromDatabaseAvailable) sqlStatement).getDatabase() : Optional.empty();
         return databaseSegment.isPresent() ? databaseSegment.get().getIdentifier().getValue() : connectionSession.getDatabaseName();
     }

     private void checkDatabaseName(final String databaseName) {
         ShardingSpherePreconditions.checkNotNull(databaseName, NoDatabaseSelectedException::new);
         ShardingSpherePreconditions.checkState(ProxyContext.getInstance().databaseExists(databaseName), () -&gt; new UnknownDatabaseException(databaseName));
     }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSpherePreparedStatement.java</td>
 <td>shardingsphere-jdbc-core</td>
 <td><a href="./xref/org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSpherePreparedStatement.html#L524">524</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSphereStatement.java</td>
 <td>shardingsphere-jdbc-core</td>
 <td><a href="./xref/org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSphereStatement.html#L608">608</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}

     @Override
     public ResultSet getResultSet() throws SQLException {
         if (null != currentResultSet) {
             return currentResultSet;
         }
         if (null != trafficInstanceId) {
             return executor.getTrafficExecutor().getResultSet();
         }
         if (useFederation) {
             return executor.getFederationExecutor().getResultSet();
         }
         if (executionContext.getSqlStatementContext() instanceof SelectStatementContext || executionContext.getSqlStatementContext().getSqlStatement() instanceof DALStatement) {
             List&lt;ResultSet&gt; resultSets = getResultSets();
             if (resultSets.isEmpty()) {
                 return currentResultSet;
             }
             MergedResult mergedResult = mergeQuery(getQueryResults(resultSets));</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/proxy/backend/handler/distsql/ral/QueryableRALBackendHandler.java</td>
 <td>shardingsphere-proxy-backend-core</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/backend/handler/distsql/ral/QueryableRALBackendHandler.html#L130">130</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/proxy/backend/handler/distsql/rul/SQLRULBackendHandler.java</td>
 <td>shardingsphere-proxy-backend-core</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/backend/handler/distsql/rul/SQLRULBackendHandler.html#L68">68</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>ShardingSpherePreconditions.checkState(ProxyContext.getInstance().databaseExists(databaseName), () -&gt; new UnknownDatabaseException(databaseName));
     }

     @Override
     public boolean next() throws SQLException {
         return null != mergedResult &amp;&amp; mergedResult.next();
     }

     @Override
     public QueryResponseRow getRowData() throws SQLException {
         List&lt;QueryResponseCell&gt; cells = new ArrayList&lt;&gt;(queryHeaders.size());
         for (int i = 0; i &lt; queryHeaders.size(); i++) {
             cells.add(new QueryResponseCell(queryHeaders.get(i).getColumnType(), mergedResult.getValue(i + 1, Object.class)));
         }
         return new QueryResponseRow(cells);
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/encrypt/rewrite/condition/impl/EncryptBinaryCondition.java</td>
 <td>shardingsphere-encrypt-core</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/rewrite/condition/impl/EncryptBinaryCondition.html#L79">79</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/encrypt/rewrite/condition/impl/EncryptInCondition.java</td>
 <td>shardingsphere-encrypt-core</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/rewrite/condition/impl/EncryptInCondition.html#L71">71</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}
     }

     @Override
     public List&lt;Object&gt; getValues(final List&lt;Object&gt; params) {
         List&lt;Object&gt; result = new ArrayList&lt;&gt;(positionValueMap.values());
         for (Entry&lt;Integer, Integer&gt; entry : positionIndexMap.entrySet()) {
             Object param = params.get(entry.getValue());
             if (entry.getKey() &lt; result.size()) {
                 result.add(entry.getKey(), param);
             } else {
                 result.add(param);
             }
         }
         return result;
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/OpenGaussSchemaMetaDataLoader.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/OpenGaussSchemaMetaDataLoader.html#L111">111</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/PostgreSQLSchemaMetaDataLoader.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/PostgreSQLSchemaMetaDataLoader.html#L142">142</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>}

     private String getColumnMetaDataSQL(final Collection&lt;String&gt; schemaNames, final Collection&lt;String&gt; tables) {
         String schemaNameParam = schemaNames.stream().map(each -&gt; String.format(&quot;'%s'&quot;, each)).collect(Collectors.joining(&quot;,&quot;));
         return tables.isEmpty() ? String.format(TABLE_META_DATA_SQL_WITHOUT_TABLES, schemaNameParam)
                 : String.format(TABLE_META_DATA_SQL_WITH_TABLES, schemaNameParam, tables.stream().map(each -&gt; String.format(&quot;'%s'&quot;, each)).collect(Collectors.joining(&quot;,&quot;)));
     }

     private Collection&lt;String&gt; loadPrimaryKeys(final Connection connection, final Collection&lt;String&gt; schemaNames) throws SQLException {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/proxy/backend/handler/distsql/ral/QueryableRALBackendHandler.java</td>
 <td>shardingsphere-proxy-backend-core</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/backend/handler/distsql/ral/QueryableRALBackendHandler.html#L130">130</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/proxy/backend/handler/distsql/rql/RQLBackendHandler.java</td>
 <td>shardingsphere-proxy-backend-core</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/backend/handler/distsql/rql/RQLBackendHandler.html#L93">93</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/proxy/backend/handler/distsql/rul/SQLRULBackendHandler.java</td>
 <td>shardingsphere-proxy-backend-core</td>
 <td><a href="./xref/org/apache/shardingsphere/proxy/backend/handler/distsql/rul/SQLRULBackendHandler.html#L68">68</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>ShardingSpherePreconditions.checkState(ProxyContext.getInstance().databaseExists(databaseName), () -&gt; new UnknownDatabaseException(databaseName));
     }

     @Override
     public boolean next() throws SQLException {
         return null != mergedResult &amp;&amp; mergedResult.next();
     }

     @Override
     public QueryResponseRow getRowData() throws SQLException {
         List&lt;QueryResponseCell&gt; cells = new ArrayList&lt;&gt;(queryHeaders.size());
         for (int i = 0; i &lt; queryHeaders.size(); i++) {
             cells.add(new QueryResponseCell(queryHeaders.get(i).getColumnType(), mergedResult.getValue(i + 1, Object.class)));
         }
         return new QueryResponseRow(cells);
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/transaction/xa/jta/connection/dialect/MariaDBXAConnectionWrapper.java</td>
 <td>shardingsphere-transaction-xa-core</td>
 <td><a href="./xref/org/apache/shardingsphere/transaction/xa/jta/connection/dialect/MariaDBXAConnectionWrapper.html#L33">33</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/transaction/xa/jta/connection/dialect/OpenGaussXAConnectionWrapper.java</td>
 <td>shardingsphere-transaction-xa-core</td>
 <td><a href="./xref/org/apache/shardingsphere/transaction/xa/jta/connection/dialect/OpenGaussXAConnectionWrapper.html#L33">33</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/transaction/xa/jta/connection/dialect/OracleXAConnectionWrapper.java</td>
 <td>shardingsphere-transaction-xa-core</td>
 <td><a href="./xref/org/apache/shardingsphere/transaction/xa/jta/connection/dialect/OracleXAConnectionWrapper.html#L33">33</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/transaction/xa/jta/connection/dialect/PostgreSQLXAConnectionWrapper.java</td>
 <td>shardingsphere-transaction-xa-core</td>
 <td><a href="./xref/org/apache/shardingsphere/transaction/xa/jta/connection/dialect/PostgreSQLXAConnectionWrapper.html#L33">33</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public final class MariaDBXAConnectionWrapper implements XAConnectionWrapper {

     private Class&lt;Connection&gt; jdbcConnectionClass;

     private Constructor&lt;?&gt; xaConnectionConstructor;

     @Override
     public XAConnection wrap(final XADataSource xaDataSource, final Connection connection) throws SQLException {
         return createXAConnection(connection.unwrap(jdbcConnectionClass));
     }

     @Override
     public void init(final Properties props) {
         loadReflection();
     }

     private void loadReflection() {
         jdbcConnectionClass = getJDBCConnectionClass();
         xaConnectionConstructor = getXAConnectionConstructor();
     }

     @SuppressWarnings(&quot;unchecked&quot;)
     @SneakyThrows(ReflectiveOperationException.class)
     private Class&lt;Connection&gt; getJDBCConnectionClass() {
         return (Class&lt;Connection&gt;) Class.forName(&quot;org.mariadb.jdbc.MariaDbConnection&quot;);</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L564">564</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L448">448</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L350">350</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L465">465</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return visit(ctx.simpleExpr());
         }
         ExpressionSegment left = (ExpressionSegment) visit(ctx.getChild(0));
         ExpressionSegment right = (ExpressionSegment) visit(ctx.getChild(2));
         String operator = ctx.getChild(1).getText();
         String text = ctx.start.getInputStream().getText(new Interval(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
         return new BinaryOperationExpression(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), left, right, operator, text);
     }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDMLStatementVisitor.html#L100">100</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDMLStatementVisitor.html#L129">129</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public ASTNode visitCopyWithTableOrQuery(final CopyWithTableOrQueryContext ctx) {
         PostgreSQLCopyStatement result = new PostgreSQLCopyStatement();
         if (null != ctx.qualifiedName()) {
             result.setTableSegment((SimpleTableSegment) visit(ctx.qualifiedName()));
             if (null != ctx.columnNames()) {
                 result.getColumns().addAll(((CollectionValue&lt;ColumnSegment&gt;) visit(ctx.columnNames())).getValue());
             }
         }
         if (null != ctx.preparableStmt()) {
             result.setPrepareStatementQuerySegment(extractPrepareStatementQuerySegmentFromPreparableStmt(ctx.preparableStmt()));
         }
         return result;
     }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
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 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dal/impl/ShowEventsStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dal/impl/ShowEventsStatementAssert.html#L42">42</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dal/impl/ShowOpenTablesStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dal/impl/ShowOpenTablesStatementAssert.html#L42">42</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dal/impl/ShowTableStatusStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dal/impl/ShowTableStatusStatementAssert.html#L42">42</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dal/impl/ShowTablesStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dal/impl/ShowTablesStatementAssert.html#L42">42</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dal/impl/ShowTriggersStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dal/impl/ShowTriggersStatementAssert.html#L42">42</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>public static void assertIs(final SQLCaseAssertContext assertContext, final MySQLShowEventsStatement actual, final ShowEventsStatementTestCase expected) {
         if (actual.getFromSchema().isPresent()) {
             DatabaseAssert.assertIs(assertContext, actual.getFromSchema().get().getSchema(), expected.getFromSchema().getSchema());
             SQLSegmentAssert.assertIs(assertContext, actual.getFromSchema().get(), expected.getFromSchema());
         }
         if (actual.getFilter().isPresent()) {
             ShowFilterAssert.assertIs(assertContext, actual.getFilter().get(), expected.getFilter());
         }
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
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 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/H2SchemaMetaDataLoader.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/H2SchemaMetaDataLoader.html#L74">74</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/SQLServerSchemaMetaDataLoader.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/metadata/database/schema/loader/metadata/dialect/SQLServerSchemaMetaDataLoader.html#L70">70</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>Map&lt;String, Collection&lt;IndexMetaData&gt;&gt; indexMetaDataMap = columnMetaDataMap.isEmpty() ? Collections.emptyMap() : loadIndexMetaData(connection, columnMetaDataMap.keySet());
             for (Entry&lt;String, Collection&lt;ColumnMetaData&gt;&gt; entry : columnMetaDataMap.entrySet()) {
                 Collection&lt;IndexMetaData&gt; indexMetaDataList = indexMetaDataMap.getOrDefault(entry.getKey(), Collections.emptyList());
                 tableMetaDataList.add(new TableMetaData(entry.getKey(), entry.getValue(), indexMetaDataList, Collections.emptyList()));
             }
         }
         return Collections.singletonList(new SchemaMetaData(defaultSchemaName, tableMetaDataList));
     }

     private Map&lt;String, Collection&lt;ColumnMetaData&gt;&gt; loadColumnMetaDataMap(final Connection connection, final Collection&lt;String&gt; tables) throws SQLException {</pre></div></td></tr></table>
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 <tr class="b">
 <td>org/apache/shardingsphere/sharding/distsql/handler/update/DropBroadcastTableRuleStatementUpdater.java</td>
 <td>shardingsphere-sharding-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/sharding/distsql/handler/update/DropBroadcastTableRuleStatementUpdater.html#L70">70</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sharding/distsql/handler/update/DropDefaultStrategyStatementUpdater.java</td>
 <td>shardingsphere-sharding-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/sharding/distsql/handler/update/DropDefaultStrategyStatementUpdater.html#L82">82</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>currentRuleConfig.getBroadcastTables().removeIf(each -&gt; containsIgnoreCase(sqlStatement.getTables(), each));
         return isEmptyShardingTables(currentRuleConfig) &amp;&amp; currentRuleConfig.getBroadcastTables().isEmpty() &amp;&amp; isEmptyShardingStrategy(currentRuleConfig);
     }

     private boolean isEmptyShardingTables(final ShardingRuleConfiguration currentRuleConfig) {
         return currentRuleConfig.getTables().isEmpty() &amp;&amp; currentRuleConfig.getAutoTables().isEmpty();
     }

     private boolean isEmptyShardingStrategy(final ShardingRuleConfiguration currentRuleConfig) {
         return null == currentRuleConfig.getDefaultDatabaseShardingStrategy() &amp;&amp; null == currentRuleConfig.getDefaultTableShardingStrategy();
     }

     @Override
     public Class&lt;ShardingRuleConfiguration&gt; getRuleConfigurationClass() {
         return ShardingRuleConfiguration.class;
     }

     @Override
     public String getType() {
         return DropBroadcastTableRuleStatement.class.getName();</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L236">236</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L153">153</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L111">111</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L196">196</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public abstract class MySQLStatementVisitor extends MySQLStatementBaseVisitor&lt;ASTNode&gt; {

     private final Collection&lt;ParameterMarkerSegment&gt; parameterMarkerSegments = new LinkedList&lt;&gt;();

     @Override
     public final ASTNode visitParameterMarker(final ParameterMarkerContext ctx) {
         return new ParameterMarkerValue(parameterMarkerSegments.size(), ParameterMarkerType.QUESTION);
     }

     @Override
     public final ASTNode visitLiterals(final LiteralsContext ctx) {
         if (null != ctx.stringLiterals()) {
             return visit(ctx.stringLiterals());
         }
         if (null != ctx.numberLiterals()) {
             return visit(ctx.numberLiterals());
         }
         if (null != ctx.temporalLiterals()) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
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 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/type/MySQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/type/MySQLDDLStatementVisitor.html#L244">244</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDDLStatementVisitor.html#L264">264</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DDLStatementVisitor.html#L68">68</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>MySQLCreateTableStatement result = new MySQLCreateTableStatement(null != ctx.ifNotExists());
         result.setTable((SimpleTableSegment) visit(ctx.tableName()));
         if (null != ctx.createDefinitionClause()) {
             CollectionValue&lt;CreateDefinitionSegment&gt; createDefinitions = (CollectionValue&lt;CreateDefinitionSegment&gt;) visit(ctx.createDefinitionClause());
             for (CreateDefinitionSegment each : createDefinitions.getValue()) {
                 if (each instanceof ColumnDefinitionSegment) {
                     result.getColumnDefinitions().add((ColumnDefinitionSegment) each);
                 } else if (each instanceof ConstraintDefinitionSegment) {
                     result.getConstraintDefinitions().add((ConstraintDefinitionSegment) each);
                 }
             }
         }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
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 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L959">959</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L926">926</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>(OpenGaussSelectStatement) visit(ctx.selectClauseN(1)));
             result.setCombine(combineSegment);
             return result;
         }
         return visit(ctx.selectWithParens());
     }

     private CombineType getCombineType(final SelectClauseNContext ctx) {
         boolean isDistinct = null == ctx.allOrDistinct() || null != ctx.allOrDistinct().DISTINCT();
         if (null != ctx.UNION()) {
             return isDistinct ? CombineType.UNION : CombineType.UNION_ALL;
         }
         if (null != ctx.INTERSECT()) {
             return isDistinct ? CombineType.INTERSECT : CombineType.INTERSECT_ALL;
         }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
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 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.html#L638">638</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.html#L781">781</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>OpenGaussAlterViewStatement result = new OpenGaussAlterViewStatement();
         result.setView((SimpleTableSegment) visit(ctx.qualifiedName()));
         if (ctx.alterViewClauses() instanceof AlterRenameViewContext) {
             NameContext nameContext = ((AlterRenameViewContext) ctx.alterViewClauses()).name();
             result.setRenameView(
                     new SimpleTableSegment(new TableNameSegment(nameContext.getStart().getStartIndex(), nameContext.getStop().getStopIndex(), (IdentifierValue) visit(nameContext.identifier()))));
         }
         return result;
     }

     @Override
     public ASTNode visitDropDatabase(final DropDatabaseContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
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 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDMLStatementVisitor.html#L689">689</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.html#L315">315</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>if (projection instanceof FunctionSegment) {
             FunctionSegment segment = (FunctionSegment) projection;
             ExpressionProjectionSegment result = new ExpressionProjectionSegment(segment.getStartIndex(), segment.getStopIndex(), segment.getText(), segment);
             result.setAlias(alias);
             return result;
         }
         if (projection instanceof CommonExpressionSegment) {
             CommonExpressionSegment segment = (CommonExpressionSegment) projection;
             ExpressionProjectionSegment result = new ExpressionProjectionSegment(segment.getStartIndex(), segment.getStopIndex(), segment.getText(), segment);
             result.setAlias(alias);
             return result;
         }
         // FIXME :For DISTINCT()
         if (projection instanceof ColumnSegment) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
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 <tr class="b">
 <td>org/apache/shardingsphere/encrypt/merge/dal/show/EncryptShowColumnsMergedResult.java</td>
 <td>shardingsphere-encrypt-core</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/merge/dal/show/EncryptShowColumnsMergedResult.html#L85">85</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/encrypt/merge/dal/show/EncryptShowCreateTableMergedResult.java</td>
 <td>shardingsphere-encrypt-core</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/merge/dal/show/EncryptShowCreateTableMergedResult.html#L96">96</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return getOriginalValue(columnIndex, type);
     }

     @Override
     public final Object getCalendarValue(final int columnIndex, final Class&lt;?&gt; type, final Calendar calendar) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;&quot;);
     }

     @Override
     public final InputStream getInputStream(final int columnIndex, final String type) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;&quot;);
     }

     @Override
     public Reader getCharacterStream(final int columnIndex) throws SQLException {
         throw new SQLFeatureNotSupportedException(&quot;&quot;);
     }

     protected abstract boolean nextValue() throws SQLException;

     protected abstract Object getOriginalValue(int columnIndex, Class&lt;?&gt; type) throws SQLException;
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
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 <td>org/apache/shardingsphere/encrypt/merge/dql/EncryptMergedResult.java</td>
 <td>shardingsphere-encrypt-core</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/merge/dql/EncryptMergedResult.html#L58">58</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/mask/merge/dql/MaskMergedResult.java</td>
 <td>shardingsphere-mask-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mask/merge/dql/MaskMergedResult.html#L53">53</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return null == cipherValue ? null : encryptAlgorithm.get().decrypt(cipherValue, encryptContext.get());
     }

     @Override
     public Object getCalendarValue(final int columnIndex, final Class&lt;?&gt; type, final Calendar calendar) throws SQLException {
         return mergedResult.getCalendarValue(columnIndex, type, calendar);
     }

     @Override
     public InputStream getInputStream(final int columnIndex, final String type) throws SQLException {
         return mergedResult.getInputStream(columnIndex, type);
     }

     @Override
     public Reader getCharacterStream(final int columnIndex) throws SQLException {
         return mergedResult.getCharacterStream(columnIndex);
     }

     @Override
     public boolean wasNull() throws SQLException {
         return mergedResult.wasNull();
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
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 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sharding/distsql/handler/update/AlterDefaultShardingStrategyStatementUpdater.java</td>
 <td>shardingsphere-sharding-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/sharding/distsql/handler/update/AlterDefaultShardingStrategyStatementUpdater.html#L69">69</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sharding/distsql/handler/update/DropDefaultStrategyStatementUpdater.java</td>
 <td>shardingsphere-sharding-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/sharding/distsql/handler/update/DropDefaultStrategyStatementUpdater.html#L51">51</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>Optional&lt;ShardingStrategyConfiguration&gt; strategyConfig = getStrategyConfiguration(currentRuleConfig, sqlStatement.getDefaultType());
         ShardingSpherePreconditions.checkState(strategyConfig.isPresent(),
                 () -&gt; new MissingRequiredRuleException(String.format(&quot;Default sharding %s strategy&quot;, sqlStatement.getDefaultType().toLowerCase()), databaseName));
     }

     private Optional&lt;ShardingStrategyConfiguration&gt; getStrategyConfiguration(final ShardingRuleConfiguration currentRuleConfig, final String type) {
         ShardingStrategyConfiguration result = type.equalsIgnoreCase(ShardingStrategyLevelType.TABLE.name())
                 ? currentRuleConfig.getDefaultTableShardingStrategy()
                 : currentRuleConfig.getDefaultDatabaseShardingStrategy();
         return Optional.ofNullable(result);
     }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/infra/database/metadata/dialect/MariaDBDataSourceMetaData.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/database/metadata/dialect/MariaDBDataSourceMetaData.html#L47">47</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/infra/database/metadata/dialect/MySQLDataSourceMetaData.java</td>
 <td>shardingsphere-infra-common</td>
 <td><a href="./xref/org/apache/shardingsphere/infra/database/metadata/dialect/MySQLDataSourceMetaData.html#L47">47</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public MariaDBDataSourceMetaData(final String url) {
         JdbcUrl jdbcUrl = new StandardJdbcUrlParser().parse(url);
         hostname = jdbcUrl.getHostname();
         port = -1 == jdbcUrl.getPort() ? DEFAULT_PORT : jdbcUrl.getPort();
         catalog = jdbcUrl.getDatabase();
         schema = null;
         queryProperties = jdbcUrl.getQueryProperties();
         buildDefaultQueryProperties();
     }

     private void buildDefaultQueryProperties() {
         defaultQueryProperties.setProperty(&quot;useServerPrepStmts&quot;, Boolean.TRUE.toString());
         defaultQueryProperties.setProperty(&quot;cachePrepStmts&quot;, Boolean.TRUE.toString());
         defaultQueryProperties.setProperty(&quot;prepStmtCacheSize&quot;, &quot;200000&quot;);</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/mode/manager/cluster/ClusterContextManagerBuilder.java</td>
 <td>shardingsphere-cluster-mode-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mode/manager/cluster/ClusterContextManagerBuilder.html#L59">59</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/mode/manager/cluster/NewClusterContextManagerBuilder.java</td>
 <td>shardingsphere-cluster-mode-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mode/manager/cluster/NewClusterContextManagerBuilder.html#L62">62</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>registerOnline(persistService, registryCenter, param, result);
         return result;
     }

     private ClusterPersistRepository getClusterPersistRepository(final ClusterPersistRepositoryConfiguration config) {
         Preconditions.checkNotNull(config, &quot;Cluster persist repository configuration cannot be null.&quot;);
         ClusterPersistRepository result = TypedSPILoader.getService(ClusterPersistRepository.class, config.getType(), config.getProps());
         result.init(config);
         return result;
     }

     private InstanceContext buildInstanceContext(final RegistryCenter registryCenter, final ContextManagerBuilderParameter param) {
         return new InstanceContext(new ComputeNodeInstance(param.getInstanceMetaData()), new ClusterWorkerIdGenerator(registryCenter, param.getInstanceMetaData()),
                 param.getModeConfiguration(), new ClusterModeContextManager(), new GlobalLockContext(registryCenter.getGlobalLockPersistService()), registryCenter.getEventBusContext());</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql/common/util/SQLUtils.java</td>
 <td>shardingsphere-parser-sql-statement</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql/common/util/SQLUtils.html#L82">82</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sql/common/value/literal/impl/NumberLiteralValue.java</td>
 <td>shardingsphere-parser-sql-statement</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql/common/value/literal/impl/NumberLiteralValue.html#L48">48</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>BigInteger result = new BigInteger(value, radix);
         if (result.compareTo(new BigInteger(String.valueOf(Integer.MIN_VALUE))) &gt;= 0 &amp;&amp; result.compareTo(new BigInteger(String.valueOf(Integer.MAX_VALUE))) &lt;= 0) {
             return result.intValue();
         }
         if (result.compareTo(new BigInteger(String.valueOf(Long.MIN_VALUE))) &gt;= 0 &amp;&amp; result.compareTo(new BigInteger(String.valueOf(Long.MAX_VALUE))) &lt;= 0) {
             return result.longValue();
         }
         return result;
     }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dcl/impl/AlterLoginStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dcl/impl/AlterLoginStatementAssert.html#L45">45</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dcl/impl/CreateLoginStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dcl/impl/CreateLoginStatementAssert.html#L45">45</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dcl/impl/DropLoginStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dcl/impl/DropLoginStatementAssert.html#L45">45</a></td></tr>
 <tr class="a"><td colspan='3'>
 <div>
 <pre>public static void assertIs(final SQLCaseAssertContext assertContext, final SQLServerAlterLoginStatement actual, final AlterLoginStatementTestCase expected) {
         if (null == expected.getLogin()) {
             assertNull(actual.getLoginSegment(), assertContext.getText(&quot;Actual login should not exist.&quot;));
         } else {
             assertNotNull(actual.getLoginSegment(), assertContext.getText(&quot;Actual login should exist.&quot;));
             assertThat(assertContext.getText(&quot;Login name assertion error: &quot;), actual.getLoginSegment().getLoginName().getValueWithQuoteCharacters(), is(expected.getLogin().getName()));
             SQLSegmentAssert.assertIs(assertContext, actual.getLoginSegment(), expected.getLogin());
         }
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/cdc/distsql/handler/query/ShowStreamingJobStatusExecutor.java</td>
 <td>shardingsphere-data-pipeline-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/cdc/distsql/handler/query/ShowStreamingJobStatusExecutor.html#L43">43</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/migration/distsql/handler/query/ShowMigrationJobStatusExecutor.java</td>
 <td>shardingsphere-data-pipeline-distsql-handler</td>
 <td><a href="./xref/org/apache/shardingsphere/migration/distsql/handler/query/ShowMigrationJobStatusExecutor.html#L42">42</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>InventoryIncrementalJobAPI jobAPI = (InventoryIncrementalJobAPI) TypedSPILoader.getService(PipelineJobAPI.class, new CDCJobType().getTypeName());
         List&lt;InventoryIncrementalJobItemInfo&gt; jobItemInfos = jobAPI.getJobItemInfos(sqlStatement.getJobId());
         long currentTimeMillis = System.currentTimeMillis();
         return jobItemInfos.stream().map(each -&gt; generateResultRow(each, currentTimeMillis)).collect(Collectors.toList());
     }

     private LocalDataQueryResultRow generateResultRow(final InventoryIncrementalJobItemInfo jobItemInfo, final long currentTimeMillis) {
         InventoryIncrementalJobItemProgress jobItemProgress = jobItemInfo.getJobItemProgress();
         if (null == jobItemProgress) {
             return new LocalDataQueryResultRow(jobItemInfo.getShardingItem(), &quot;&quot;, &quot;&quot;, &quot;&quot;, &quot;&quot;, &quot;&quot;, &quot;&quot;, jobItemInfo.getErrorMessage());</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1370">1370</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L1437">1437</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>if (null != ctx.whereClause()) {
             result.setWhere((WhereSegment) visit(ctx.whereClause()));
         }
         if (null != ctx.orderByClause()) {
             result.setOrderBy((OrderBySegment) visit(ctx.orderByClause()));
         }
         if (null != ctx.limitClause()) {
             result.setLimit((LimitSegment) visit(ctx.limitClause()));
         }
         result.getParameterMarkerSegments().addAll(getParameterMarkerSegments());
         return result;
     }

     @Override
     public ASTNode visitSetAssignmentsClause(final SetAssignmentsClauseContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L249">249</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L265">265</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L249">249</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L298">298</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>ColumnSegment result = new ColumnSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), (IdentifierValue) visit(ctx.name()));
         OwnerContext owner = ctx.owner();
         if (null != owner) {
             result.setOwner(new OwnerSegment(owner.getStart().getStartIndex(), owner.getStop().getStopIndex(), (IdentifierValue) visit(owner.identifier())));
         }
         return result;
     }

     @Override
     public final ASTNode visitIndexName(final IndexNameContext ctx) {
         IndexNameSegment indexName = new IndexNameSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), (IdentifierValue) visit(ctx.identifier()));</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L723">723</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L724">724</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>AttrNameContext attrName = ctx.indirection().indirectionEl().attrName();
         TableNameSegment tableName = new TableNameSegment(attrName.start.getStartIndex(), attrName.stop.getStopIndex(), new IdentifierValue(attrName.getText()));
         OwnerSegment owner = new OwnerSegment(ctx.colId().start.getStartIndex(), ctx.colId().stop.getStopIndex(), new IdentifierValue(ctx.colId().getText()));
         SimpleTableSegment result = new SimpleTableSegment(tableName);
         if (null == ctx.indirection().indirection()) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DMLStatementVisitor.html#L193">193</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L1047">1047</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>if (null != ctx.whereClause()) {
             result.setWhere((WhereSegment) visit(ctx.whereClause()));
         }
         result.getParameterMarkerSegments().addAll(getParameterMarkerSegments());
         return result;
     }

     @Override
     public ASTNode visitSingleTableClause(final SingleTableClauseContext ctx) {
         SimpleTableSegment result = (SimpleTableSegment) visit(ctx.tableName());
         if (null != ctx.alias()) {
             result.setAlias((AliasSegment) visit(ctx.alias()));
         }
         return result;
     }

     @Override
     public ASTNode visitSelect(final SelectContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/encrypt/merge/dql/EncryptAlgorithmMetaData.java</td>
 <td>shardingsphere-encrypt-core</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/merge/dql/EncryptAlgorithmMetaData.html#L68">68</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/mask/merge/dql/MaskAlgorithmMetaData.java</td>
 <td>shardingsphere-mask-core</td>
 <td><a href="./xref/org/apache/shardingsphere/mask/merge/dql/MaskAlgorithmMetaData.html#L54">54</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public Optional&lt;EncryptContext&gt; findEncryptContext(final int columnIndex) {
         Optional&lt;ColumnProjection&gt; columnProjection = findColumnProjection(columnIndex);
         if (!columnProjection.isPresent()) {
             return Optional.empty();
         }
         TablesContext tablesContext = selectStatementContext.getTablesContext();
         String schemaName = tablesContext.getSchemaName().orElseGet(() -&gt; DatabaseTypeEngine.getDefaultSchemaName(selectStatementContext.getDatabaseType(), database.getName()));
         Map&lt;String, String&gt; expressionTableNames = tablesContext.findTableNamesByColumnProjection(
                 Collections.singletonList(columnProjection.get()), database.getSchema(schemaName));</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/shadow/route/engine/dml/ShadowDeleteStatementRoutingEngine.java</td>
 <td>shardingsphere-shadow-core</td>
 <td><a href="./xref/org/apache/shardingsphere/shadow/route/engine/dml/ShadowDeleteStatementRoutingEngine.html#L52">52</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/shadow/route/engine/dml/ShadowUpdateStatementRoutingEngine.java</td>
 <td>shardingsphere-shadow-core</td>
 <td><a href="./xref/org/apache/shardingsphere/shadow/route/engine/dml/ShadowUpdateStatementRoutingEngine.html#L58">58</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>ShadowExtractor.extractValues(each, parameters).map(values -&gt; new ShadowColumnCondition(getSingleTableName(), shadowColumnName, values)).ifPresent(result::add);
         }
         return result;
     }

     private Collection&lt;ExpressionSegment&gt; getWhereSegment() {
         Collection&lt;ExpressionSegment&gt; result = new LinkedList&lt;&gt;();
         for (WhereSegment each : sqlStatementContext.getWhereSegments()) {
             for (AndPredicate predicate : ExpressionExtractUtils.getAndPredicates(each.getExpr())) {
                 result.addAll(predicate.getPredicates());
             }
         }
         return result;
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/encrypt/rewrite/token/generator/EncryptAssignmentTokenGenerator.java</td>
 <td>shardingsphere-encrypt-core</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/rewrite/token/generator/EncryptAssignmentTokenGenerator.html#L103">103</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/encrypt/rewrite/token/generator/EncryptInsertOnUpdateTokenGenerator.java</td>
 <td>shardingsphere-encrypt-core</td>
 <td><a href="./xref/org/apache/shardingsphere/encrypt/rewrite/token/generator/EncryptInsertOnUpdateTokenGenerator.html#L156">156</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>return result;
     }

     private void addCipherColumn(final String tableName, final String columnName, final EncryptParameterAssignmentToken token) {
         token.addColumnName(encryptRule.getCipherColumn(tableName, columnName));
     }

     private void addAssistedQueryColumn(final String tableName, final String columnName, final EncryptParameterAssignmentToken token) {
         encryptRule.findAssistedQueryColumn(tableName, columnName).ifPresent(token::addColumnName);
     }

     private void addLikeQueryColumn(final String tableName, final String columnName, final EncryptParameterAssignmentToken token) {
         encryptRule.findLikeQueryColumn(tableName, columnName).ifPresent(token::addColumnName);
     }

     private EncryptAssignmentToken generateLiteralSQLToken(final String schemaName, final String tableName, final AssignmentSegment assignmentSegment) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-mysql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/mysql/visitor/statement/MySQLStatementVisitor.html#L834">834</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/OracleStatementVisitor.html#L548">548</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/SQL92StatementVisitor.html#L441">441</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.html#L566">566</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>if (null != ctx.distinct()) {
             AggregationDistinctProjectionSegment result = new AggregationDistinctProjectionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(),
                     type, innerExpression, getDistinctExpression(ctx));
             result.getParameters().addAll(getExpressions(ctx));
             return result;
         }
         AggregationProjectionSegment result = new AggregationProjectionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), type, innerExpression);
         result.getParameters().addAll(getExpressions(ctx));
         return result;
     }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDMLStatementVisitor.html#L326">326</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDMLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-oracle</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/oracle/visitor/statement/type/OracleDMLStatementVisitor.html#L439">439</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>public ASTNode visitUpdateSpecification(final UpdateSpecificationContext ctx) {
         if (null != ctx.dmlTableExprClause().dmlTableClause()) {
             return visit(ctx.dmlTableExprClause().dmlTableClause());
         }
         if (null != ctx.dmlTableExprClause().dmlSubqueryClause()) {
             SubquerySegment subquerySegment = (SubquerySegment) visit(ctx.dmlTableExprClause().dmlSubqueryClause());
             return new SubqueryTableSegment(subquerySegment);
         }
         SubquerySegment subquerySegment = (SubquerySegment) visit(ctx.dmlTableExprClause().tableCollectionExpr());
         return new SubqueryTableSegment(subquerySegment);
     }

     @Override
     public ASTNode visitUpdateSetClause(final UpdateSetClauseContext ctx) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
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 <tr class="b">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dml/impl/DeleteStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dml/impl/DeleteStatementAssert.html#L131">131</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dml/impl/UpdateStatementAssert.java</td>
 <td>shardingsphere-it-parser</td>
 <td><a href="./xref/org/apache/shardingsphere/test/it/sql/parser/internal/asserts/statement/dml/impl/UpdateStatementAssert.html#L94">94</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>Optional&lt;LimitSegment&gt; limitSegment = DeleteStatementHandler.getLimitSegment(actual);
         if (null == expected.getLimitClause()) {
             assertFalse(limitSegment.isPresent(), assertContext.getText(&quot;Actual limit segment should not exist.&quot;));
         } else {
             assertTrue(limitSegment.isPresent(), assertContext.getText(&quot;Actual limit segment should exist.&quot;));
             LimitClauseAssert.assertRowCount(assertContext, limitSegment.get().getRowCount().orElse(null), expected.getLimitClause().getRowCount());
             SQLSegmentAssert.assertIs(assertContext, limitSegment.get(), expected.getLimitClause());
         }
     }
 }</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/OpenGaussStatementVisitor.html#L706">706</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.html#L709">709</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>@Override
     public ASTNode visitQualifiedNameList(final QualifiedNameListContext ctx) {
         CollectionValue&lt;SimpleTableSegment&gt; result = new CollectionValue&lt;&gt;();
         if (null != ctx.qualifiedName()) {
             result.getValue().add((SimpleTableSegment) visit(ctx.qualifiedName()));
         }
         if (null != ctx.qualifiedNameList()) {
             result.combine((CollectionValue) visit(ctx.qualifiedNameList()));
         }
         return result;
     }

     @Override
     public ASTNode visitQualifiedName(final QualifiedNameContext ctx) {
         if (null == ctx.indirection()) {</pre></div></td></tr></table>
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>File</th>
 <th>Project</th>
 <th>Line</th></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-opengauss</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/opengauss/visitor/statement/type/OpenGaussDDLStatementVisitor.html#L295">295</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-postgresql</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/type/PostgreSQLDDLStatementVisitor.html#L368">368</a></td></tr>
 <tr class="b">
 <td>org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sql92</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sql92/visitor/statement/type/SQL92DDLStatementVisitor.html#L157">157</a></td></tr>
 <tr class="a">
 <td>org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/type/SQLServerDDLStatementVisitor.java</td>
 <td>shardingsphere-parser-sql-sqlserver</td>
 <td><a href="./xref/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/type/SQLServerDDLStatementVisitor.html#L228">228</a></td></tr>
 <tr class="b"><td colspan='3'>
 <div>
 <pre>for (AlterDefinitionSegment each : ((CollectionValue&lt;AlterDefinitionSegment&gt;) visit(ctx.alterDefinitionClause())).getValue()) {
                 if (each instanceof AddColumnDefinitionSegment) {
                     result.getAddColumnDefinitions().add((AddColumnDefinitionSegment) each);
                 } else if (each instanceof ModifyColumnDefinitionSegment) {
                     result.getModifyColumnDefinitions().add((ModifyColumnDefinitionSegment) each);
                 } else if (each instanceof DropColumnDefinitionSegment) {
                     result.getDropColumnDefinitions().add((DropColumnDefinitionSegment) each);
                 } else if (each instanceof AddConstraintDefinitionSegment) {
                     result.getAddConstraintDefinitions().add((AddConstraintDefinitionSegment) each);
                 } else if (each instanceof ValidateConstraintDefinitionSegment) {</pre></div></td></tr></table></section>
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