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<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">org.apache.calcite.rel.rel2sql</a></div>
<h2 title="Class SqlImplementor" class="title">Class SqlImplementor</h2>
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<ul class="inheritance">
<li>java.lang.Object</li>
<li>
<ul class="inheritance">
<li>org.apache.calcite.rel.rel2sql.SqlImplementor</li>
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<dd><code><a href="RelToSqlConverter.html" title="class in org.apache.calcite.rel.rel2sql">RelToSqlConverter</a></code></dd>
</dl>
<hr>
<pre>public abstract class <span class="typeNameLabel">SqlImplementor</span>
extends java.lang.Object</pre>
<div class="block">State for generating a SQL statement.</div>
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<h3>Nested Class Summary</h3>
<table class="memberSummary">
<caption><span>Nested Classes</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Class</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="SqlImplementor.AliasContext.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.AliasContext</a></span></code></th>
<td class="colLast">
<div class="block">Implementation of Context that precedes field references with their
"table alias" based on the current sub-query's FROM clause.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="SqlImplementor.BaseContext.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.BaseContext</a></span></code></th>
<td class="colLast">
<div class="block">Implementation of <a href="SqlImplementor.Context.html" title="class in org.apache.calcite.rel.rel2sql"><code>SqlImplementor.Context</code></a> that has an enclosing
<a href="SqlImplementor.html" title="class in org.apache.calcite.rel.rel2sql"><code>SqlImplementor</code></a> and can therefore do non-trivial expressions.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="SqlImplementor.Builder.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Builder</a></span></code></th>
<td class="colLast">
<div class="block">Builder.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="SqlImplementor.Clause.html" title="enum in org.apache.calcite.rel.rel2sql">SqlImplementor.Clause</a></span></code></th>
<td class="colLast">
<div class="block">Clauses in a SQL query.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="SqlImplementor.Context.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Context</a></span></code></th>
<td class="colLast">
<div class="block">Context for translating a <a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex"><code>RexNode</code></a> expression (within a
<a href="../RelNode.html" title="interface in org.apache.calcite.rel"><code>RelNode</code></a>) into a <a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql"><code>SqlNode</code></a> expression (within a SQL parse
tree).</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>(package private) class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="SqlImplementor.JoinContext.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.JoinContext</a></span></code></th>
<td class="colLast">
<div class="block">Context for translating ON clause of a JOIN from <a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex"><code>RexNode</code></a> to
<a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql"><code>SqlNode</code></a>.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="SqlImplementor.MatchRecognizeContext.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.MatchRecognizeContext</a></span></code></th>
<td class="colLast">
<div class="block">Context for translating MATCH_RECOGNIZE clause</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="SqlImplementor.Result.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Result</a></span></code></th>
<td class="colLast">
<div class="block">Result of implementing a node.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="SqlImplementor.SimpleContext.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.SimpleContext</a></span></code></th>
<td class="colLast">
<div class="block">Simple implementation of <a href="SqlImplementor.Context.html" title="class in org.apache.calcite.rel.rel2sql"><code>SqlImplementor.Context</code></a> that cannot handle sub-queries
or correlations.</div>
</td>
</tr>
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<h3>Field Summary</h3>
<table class="memberSummary">
<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Field</th>
<th class="colLast" scope="col">Description</th>
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<tr class="altColor">
<td class="colFirst"><code>protected java.util.Set&lt;java.lang.String&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#aliasSet">aliasSet</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected java.util.Map&lt;<a href="../core/CorrelationId.html" title="class in org.apache.calcite.rel.core">CorrelationId</a>,&#8203;<a href="SqlImplementor.Context.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Context</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#correlTableMap">correlTableMap</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../sql/SqlDialect.html" title="class in org.apache.calcite.sql">SqlDialect</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#dialect">dialect</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected java.util.Map&lt;java.lang.String,&#8203;<a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#ordinalMap">ordinalMap</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static <a href="../../sql/parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#POS">POS</a></span></code></th>
<td class="colLast">&nbsp;</td>
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<th class="colFirst" scope="col">Modifier</th>
<th class="colSecond" scope="col">Constructor</th>
<th class="colLast" scope="col">Description</th>
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<tr class="altColor">
<td class="colFirst"><code>protected </code></td>
<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.calcite.sql.SqlDialect)">SqlImplementor</a></span>&#8203;(<a href="../../sql/SqlDialect.html" title="class in org.apache.calcite.sql">SqlDialect</a>&nbsp;dialect)</code></th>
<td class="colLast">&nbsp;</td>
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<h3>Method Summary</h3>
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<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tr id="i0" class="altColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#addSelect(java.util.List,org.apache.calcite.sql.SqlNode,org.apache.calcite.rel.type.RelDataType)">addSelect</a></span>&#8203;(java.util.List&lt;<a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&gt;&nbsp;selectList,
<a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;node,
<a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;rowType)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code><a href="SqlImplementor.Context.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Context</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#aliasContext(java.util.Map,boolean)">aliasContext</a></span>&#8203;(java.util.Map&lt;java.lang.String,&#8203;<a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&gt;&nbsp;aliases,
boolean&nbsp;qualified)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>protected <a href="../../sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#as(org.apache.calcite.sql.SqlNode,java.lang.String,java.lang.String...)">as</a></span>&#8203;(<a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;e,
java.lang.String&nbsp;alias,
java.lang.String...&nbsp;fieldNames)</code></th>
<td class="colLast">
<div class="block">Convenience method for creating column and table aliases.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>private void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#collectAliases(com.google.common.collect.ImmutableMap.Builder,org.apache.calcite.sql.SqlNode,java.util.Iterator)">collectAliases</a></span>&#8203;(com.google.common.collect.ImmutableMap.Builder&lt;java.lang.String,&#8203;<a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&gt;&nbsp;builder,
<a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;node,
java.util.Iterator&lt;<a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&gt;&nbsp;aliases)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>private static int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#computeFieldCount(java.util.Map)">computeFieldCount</a></span>&#8203;(java.util.Map&lt;java.lang.String,&#8203;<a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&gt;&nbsp;aliases)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>static <a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#convertConditionToSqlNode(org.apache.calcite.rex.RexNode,org.apache.calcite.rel.rel2sql.SqlImplementor.Context,org.apache.calcite.rel.rel2sql.SqlImplementor.Context,int)">convertConditionToSqlNode</a></span>&#8203;(<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;node,
<a href="SqlImplementor.Context.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Context</a>&nbsp;leftContext,
<a href="SqlImplementor.Context.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Context</a>&nbsp;rightContext,
int&nbsp;leftFieldCount)</code></th>
<td class="colLast">
<div class="block">Converts a <a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex"><code>RexNode</code></a> condition into a <a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql"><code>SqlNode</code></a>.</div>
</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>static boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isStar(java.util.List,org.apache.calcite.rel.type.RelDataType,org.apache.calcite.rel.type.RelDataType)">isStar</a></span>&#8203;(java.util.List&lt;<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;&nbsp;exps,
<a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;inputRowType,
<a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;projectRowType)</code></th>
<td class="colLast">
<div class="block">Returns whether a list of expressions projects all fields, in order,
from the input, with the same names.</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>static boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isStar(org.apache.calcite.rex.RexProgram)">isStar</a></span>&#8203;(<a href="../../rex/RexProgram.html" title="class in org.apache.calcite.rex">RexProgram</a>&nbsp;program)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code><a href="SqlImplementor.Context.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Context</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#joinContext(org.apache.calcite.rel.rel2sql.SqlImplementor.Context,org.apache.calcite.rel.rel2sql.SqlImplementor.Context)">joinContext</a></span>&#8203;(<a href="SqlImplementor.Context.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Context</a>&nbsp;leftContext,
<a href="SqlImplementor.Context.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Context</a>&nbsp;rightContext)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code>static <a href="../../sql/JoinType.html" title="enum in org.apache.calcite.sql">JoinType</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#joinType(org.apache.calcite.rel.core.JoinRelType)">joinType</a></span>&#8203;(<a href="../core/JoinRelType.html" title="enum in org.apache.calcite.rel.core">JoinRelType</a>&nbsp;joinType)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code><a href="SqlImplementor.Context.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Context</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#matchRecognizeContext(org.apache.calcite.rel.rel2sql.SqlImplementor.Context)">matchRecognizeContext</a></span>&#8203;(<a href="SqlImplementor.Context.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Context</a>&nbsp;context)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code>private boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#requiresAlias(org.apache.calcite.sql.SqlNode)">requiresAlias</a></span>&#8203;(<a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;node)</code></th>
<td class="colLast">
<div class="block">Returns whether we need to add an alias if this node is to be the FROM
clause of a SELECT.</div>
</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code><a href="SqlImplementor.Result.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Result</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#result(org.apache.calcite.sql.SqlNode,java.util.Collection,org.apache.calcite.rel.RelNode,java.util.Map)">result</a></span>&#8203;(<a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;node,
java.util.Collection&lt;<a href="SqlImplementor.Clause.html" title="enum in org.apache.calcite.rel.rel2sql">SqlImplementor.Clause</a>&gt;&nbsp;clauses,
<a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;rel,
java.util.Map&lt;java.lang.String,&#8203;<a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&gt;&nbsp;aliases)</code></th>
<td class="colLast">
<div class="block">Creates a result based on a single relational expression.</div>
</td>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code><a href="SqlImplementor.Result.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Result</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#result(org.apache.calcite.sql.SqlNode,org.apache.calcite.rel.rel2sql.SqlImplementor.Result,org.apache.calcite.rel.rel2sql.SqlImplementor.Result)">result</a></span>&#8203;(<a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;join,
<a href="SqlImplementor.Result.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Result</a>&nbsp;leftResult,
<a href="SqlImplementor.Result.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Result</a>&nbsp;rightResult)</code></th>
<td class="colLast">
<div class="block">Creates a result based on a join.</div>
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<td class="colFirst"><code>private static <a href="../../sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#reverseOperatorDirection(org.apache.calcite.sql.SqlOperator)">reverseOperatorDirection</a></span>&#8203;(<a href="../../sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a>&nbsp;op)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code><a href="SqlImplementor.Result.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Result</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setOpToSql(org.apache.calcite.sql.SqlSetOperator,org.apache.calcite.rel.RelNode)">setOpToSql</a></span>&#8203;(<a href="../../sql/SqlSetOperator.html" title="class in org.apache.calcite.sql">SqlSetOperator</a>&nbsp;operator,
<a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;rel)</code></th>
<td class="colLast">&nbsp;</td>
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<tr id="i16" class="altColor">
<td class="colFirst"><code>private static <a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#stripCastFromString(org.apache.calcite.rex.RexNode)">stripCastFromString</a></span>&#8203;(<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;node)</code></th>
<td class="colLast">
<div class="block">Removes cast from string.</div>
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<tr id="i17" class="rowColor">
<td class="colFirst"><code>abstract <a href="SqlImplementor.Result.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Result</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visitChild(int,org.apache.calcite.rel.RelNode)">visitChild</a></span>&#8203;(int&nbsp;i,
<a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;e)</code></th>
<td class="colLast">&nbsp;</td>
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<tr id="i18" class="altColor">
<td class="colFirst"><code>(package private) <a href="../../sql/SqlSelect.html" title="class in org.apache.calcite.sql">SqlSelect</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#wrapSelect(org.apache.calcite.sql.SqlNode)">wrapSelect</a></span>&#8203;(<a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;node)</code></th>
<td class="colLast">
<div class="block">Wraps a node in a SELECT statement that has no clauses:
"SELECT ...</div>
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<pre>public static final&nbsp;<a href="../../sql/parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a> POS</pre>
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<pre>public final&nbsp;<a href="../../sql/SqlDialect.html" title="class in org.apache.calcite.sql">SqlDialect</a> dialect</pre>
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<pre>protected final&nbsp;java.util.Set&lt;java.lang.String&gt; aliasSet</pre>
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<pre>protected final&nbsp;java.util.Map&lt;java.lang.String,&#8203;<a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&gt; ordinalMap</pre>
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<pre>protected final&nbsp;java.util.Map&lt;<a href="../core/CorrelationId.html" title="class in org.apache.calcite.rel.core">CorrelationId</a>,&#8203;<a href="SqlImplementor.Context.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Context</a>&gt; correlTableMap</pre>
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<h4>SqlImplementor</h4>
<pre>protected&nbsp;SqlImplementor&#8203;(<a href="../../sql/SqlDialect.html" title="class in org.apache.calcite.sql">SqlDialect</a>&nbsp;dialect)</pre>
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<pre class="methodSignature">public abstract&nbsp;<a href="SqlImplementor.Result.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Result</a>&nbsp;visitChild&#8203;(int&nbsp;i,
<a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;e)</pre>
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<pre class="methodSignature">public&nbsp;void&nbsp;addSelect&#8203;(java.util.List&lt;<a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&gt;&nbsp;selectList,
<a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;node,
<a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;rowType)</pre>
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<h4>as</h4>
<pre class="methodSignature">protected&nbsp;<a href="../../sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a>&nbsp;as&#8203;(<a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;e,
java.lang.String&nbsp;alias,
java.lang.String...&nbsp;fieldNames)</pre>
<div class="block">Convenience method for creating column and table aliases.
<p><code>AS(e, "c")</code> creates "e AS c";
<code>AS(e, "t", "c1", "c2"</code> creates "e AS t (c1, c2)".</div>
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<pre class="methodSignature">public static&nbsp;boolean&nbsp;isStar&#8203;(java.util.List&lt;<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;&nbsp;exps,
<a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;inputRowType,
<a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;projectRowType)</pre>
<div class="block">Returns whether a list of expressions projects all fields, in order,
from the input, with the same names.</div>
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<pre class="methodSignature">public static&nbsp;boolean&nbsp;isStar&#8203;(<a href="../../rex/RexProgram.html" title="class in org.apache.calcite.rex">RexProgram</a>&nbsp;program)</pre>
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<h4>setOpToSql</h4>
<pre class="methodSignature">public&nbsp;<a href="SqlImplementor.Result.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Result</a>&nbsp;setOpToSql&#8203;(<a href="../../sql/SqlSetOperator.html" title="class in org.apache.calcite.sql">SqlSetOperator</a>&nbsp;operator,
<a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;rel)</pre>
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</ul>
<a id="convertConditionToSqlNode(org.apache.calcite.rex.RexNode,org.apache.calcite.rel.rel2sql.SqlImplementor.Context,org.apache.calcite.rel.rel2sql.SqlImplementor.Context,int)">
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<h4>convertConditionToSqlNode</h4>
<pre class="methodSignature">public static&nbsp;<a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;convertConditionToSqlNode&#8203;(<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;node,
<a href="SqlImplementor.Context.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Context</a>&nbsp;leftContext,
<a href="SqlImplementor.Context.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Context</a>&nbsp;rightContext,
int&nbsp;leftFieldCount)</pre>
<div class="block">Converts a <a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex"><code>RexNode</code></a> condition into a <a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql"><code>SqlNode</code></a>.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>node</code> - Join condition</dd>
<dd><code>leftContext</code> - Left context</dd>
<dd><code>rightContext</code> - Right context</dd>
<dd><code>leftFieldCount</code> - Number of fields on left result</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>SqlNode that represents the condition</dd>
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<a id="stripCastFromString(org.apache.calcite.rex.RexNode)">
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<pre class="methodSignature">private static&nbsp;<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;stripCastFromString&#8203;(<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;node)</pre>
<div class="block">Removes cast from string.
<p>For example, <code>x &gt; CAST('2015-01-07' AS DATE)</code>
becomes <code>x &gt; '2015-01-07'</code>.</div>
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<a id="reverseOperatorDirection(org.apache.calcite.sql.SqlOperator)">
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<pre class="methodSignature">private static&nbsp;<a href="../../sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a>&nbsp;reverseOperatorDirection&#8203;(<a href="../../sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a>&nbsp;op)</pre>
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<pre class="methodSignature">public static&nbsp;<a href="../../sql/JoinType.html" title="enum in org.apache.calcite.sql">JoinType</a>&nbsp;joinType&#8203;(<a href="../core/JoinRelType.html" title="enum in org.apache.calcite.rel.core">JoinRelType</a>&nbsp;joinType)</pre>
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<h4>result</h4>
<pre class="methodSignature">public&nbsp;<a href="SqlImplementor.Result.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Result</a>&nbsp;result&#8203;(<a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;node,
java.util.Collection&lt;<a href="SqlImplementor.Clause.html" title="enum in org.apache.calcite.rel.rel2sql">SqlImplementor.Clause</a>&gt;&nbsp;clauses,
<a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;rel,
java.util.Map&lt;java.lang.String,&#8203;<a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&gt;&nbsp;aliases)</pre>
<div class="block">Creates a result based on a single relational expression.</div>
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<a id="result(org.apache.calcite.sql.SqlNode,org.apache.calcite.rel.rel2sql.SqlImplementor.Result,org.apache.calcite.rel.rel2sql.SqlImplementor.Result)">
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<pre class="methodSignature">public&nbsp;<a href="SqlImplementor.Result.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Result</a>&nbsp;result&#8203;(<a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;join,
<a href="SqlImplementor.Result.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Result</a>&nbsp;leftResult,
<a href="SqlImplementor.Result.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Result</a>&nbsp;rightResult)</pre>
<div class="block">Creates a result based on a join. (Each join could contain one or more
relational expressions.)</div>
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<a id="collectAliases(com.google.common.collect.ImmutableMap.Builder,org.apache.calcite.sql.SqlNode,java.util.Iterator)">
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<pre class="methodSignature">private&nbsp;void&nbsp;collectAliases&#8203;(com.google.common.collect.ImmutableMap.Builder&lt;java.lang.String,&#8203;<a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&gt;&nbsp;builder,
<a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;node,
java.util.Iterator&lt;<a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&gt;&nbsp;aliases)</pre>
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<pre class="methodSignature"><a href="../../sql/SqlSelect.html" title="class in org.apache.calcite.sql">SqlSelect</a>&nbsp;wrapSelect&#8203;(<a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;node)</pre>
<div class="block">Wraps a node in a SELECT statement that has no clauses:
"SELECT ... FROM (node)".</div>
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<pre class="methodSignature">private&nbsp;boolean&nbsp;requiresAlias&#8203;(<a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;node)</pre>
<div class="block">Returns whether we need to add an alias if this node is to be the FROM
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<pre class="methodSignature">private static&nbsp;int&nbsp;computeFieldCount&#8203;(java.util.Map&lt;java.lang.String,&#8203;<a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&gt;&nbsp;aliases)</pre>
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<pre class="methodSignature">public&nbsp;<a href="SqlImplementor.Context.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Context</a>&nbsp;aliasContext&#8203;(java.util.Map&lt;java.lang.String,&#8203;<a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&gt;&nbsp;aliases,
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<pre class="methodSignature">public&nbsp;<a href="SqlImplementor.Context.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Context</a>&nbsp;joinContext&#8203;(<a href="SqlImplementor.Context.html" title="class in org.apache.calcite.rel.rel2sql">SqlImplementor.Context</a>&nbsp;leftContext,
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