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<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">org.apache.calcite.sql2rel</a></div>
<h2 title="Class SqlToRelConverter.Blackboard" class="title">Class SqlToRelConverter.Blackboard</h2>
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<li>org.apache.calcite.sql2rel.SqlToRelConverter.Blackboard</li>
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<dt>All Implemented Interfaces:</dt>
<dd><code><a href="../sql/util/SqlVisitor.html" title="interface in org.apache.calcite.sql.util">SqlVisitor</a>&lt;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;</code>, <code><a href="InitializerContext.html" title="interface in org.apache.calcite.sql2rel">InitializerContext</a></code>, <code><a href="SqlRexContext.html" title="interface in org.apache.calcite.sql2rel">SqlRexContext</a></code></dd>
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<dd><a href="SqlToRelConverter.html" title="class in org.apache.calcite.sql2rel">SqlToRelConverter</a></dd>
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<pre>protected class <span class="typeNameLabel">SqlToRelConverter.Blackboard</span>
extends <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a>
implements <a href="SqlRexContext.html" title="interface in org.apache.calcite.sql2rel">SqlRexContext</a>, <a href="../sql/util/SqlVisitor.html" title="interface in org.apache.calcite.sql.util">SqlVisitor</a>&lt;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;, <a href="InitializerContext.html" title="interface in org.apache.calcite.sql2rel">InitializerContext</a></pre>
<div class="block">Workspace for translating an individual SELECT statement (or sub-SELECT).</div>
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<h3>Field Summary</h3>
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<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
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<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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<td class="colFirst"><code><a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#root">root</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../sql/validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#scope">scope</a></span></code></th>
<td class="colLast">
<div class="block">Collection of <a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel"><code>RelNode</code></a> objects which correspond to a SELECT
statement.</div>
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<th class="colFirst" scope="col">Modifier</th>
<th class="colSecond" scope="col">Constructor</th>
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<td class="colFirst"><code>protected </code></td>
<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.calcite.sql.validate.SqlValidatorScope,java.util.Map,boolean)">Blackboard</a></span>&#8203;(<a href="../sql/validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a>&nbsp;scope,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink">Map</a>&lt;<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>,&#8203;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;&nbsp;nameToNodeMap,
boolean&nbsp;top)</code></th>
<td class="colLast">
<div class="block">Creates a Blackboard.</div>
</td>
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<caption><span id="t0" class="activeTableTab"><span>All Methods</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="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
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<td class="colFirst"><code><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="#convertExpression(org.apache.calcite.sql.SqlNode)">convertExpression</a></span>&#8203;(<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;expr)</code></th>
<td class="colLast">
<div class="block">Converts an expression from <a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql"><code>SqlNode</code></a> to <a href="../rex/RexNode.html" title="class in org.apache.calcite.rex"><code>RexNode</code></a> format.</div>
</td>
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<tr id="i1" class="rowColor">
<td class="colFirst"><code><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="#convertInterval(org.apache.calcite.sql.SqlIntervalQualifier)">convertInterval</a></span>&#8203;(<a href="../sql/SqlIntervalQualifier.html" title="class in org.apache.calcite.sql">SqlIntervalQualifier</a>&nbsp;intervalQualifier)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code><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="#convertLiteral(org.apache.calcite.sql.SqlLiteral)">convertLiteral</a></span>&#8203;(<a href="../sql/SqlLiteral.html" title="class in org.apache.calcite.sql">SqlLiteral</a>&nbsp;literal)</code></th>
<td class="colLast">
<div class="block">Converts a literal.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code><a href="../rex/RexFieldCollation.html" title="class in org.apache.calcite.rex">RexFieldCollation</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#convertSortExpression(org.apache.calcite.sql.SqlNode,org.apache.calcite.rel.RelFieldCollation.Direction,org.apache.calcite.rel.RelFieldCollation.NullDirection)">convertSortExpression</a></span>&#8203;(<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;expr,
<a href="../rel/RelFieldCollation.Direction.html" title="enum in org.apache.calcite.rel">RelFieldCollation.Direction</a>&nbsp;direction,
<a href="../rel/RelFieldCollation.NullDirection.html" title="enum in org.apache.calcite.rel">RelFieldCollation.NullDirection</a>&nbsp;nullDirection)</code></th>
<td class="colLast">
<div class="block">Converts an item in an ORDER BY clause inside a window (OVER) clause,
extracting DESC, NULLS LAST and NULLS FIRST flags first.</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#flatten(java.util.List,int,int%5B%5D,java.util.List)">flatten</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&gt;&nbsp;rels,
int&nbsp;systemFieldCount,
int[]&nbsp;start,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../util/Pair.html" title="class in org.apache.calcite.util">Pair</a>&lt;<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>,&#8203;<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang" class="externalLink">Integer</a>&gt;&gt;&nbsp;relOffsetList)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../sql/validate/SqlMonotonicity.html" title="enum in org.apache.calcite.sql.validate">SqlMonotonicity</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getColumnMonotonicities()">getColumnMonotonicities</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getGroupCount()">getGroupCount</a></span>()</code></th>
<td class="colLast">
<div class="block">If the operator call occurs in an aggregate query, returns the number of
columns in the GROUP BY clause.</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code><a href="InitializerExpressionFactory.html" title="interface in org.apache.calcite.sql2rel">InitializerExpressionFactory</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getInitializerExpressionFactory()">getInitializerExpressionFactory</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns the factory which supplies default values for INSERT, UPDATE, and
NEW.</div>
</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code><a href="../rex/RexBuilder.html" title="class in org.apache.calcite.rex">RexBuilder</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getRexBuilder()">getRexBuilder</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns the <a href="../rex/RexBuilder.html" title="class in org.apache.calcite.rex"><code>RexBuilder</code></a> to use to create <a href="../rex/RexNode.html" title="class in org.apache.calcite.rex"><code>RexNode</code></a> objects.</div>
</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code><a href="../rex/RexRangeRef.html" title="class in org.apache.calcite.rex">RexRangeRef</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getSubQueryExpr(org.apache.calcite.sql.SqlCall)">getSubQueryExpr</a></span>&#8203;(<a href="../sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a>&nbsp;call)</code></th>
<td class="colLast">
<div class="block">Returns the expression used to access a given IN or EXISTS
<a href="../sql/SqlSelect.html" title="class in org.apache.calcite.sql"><code>sub-query</code></a>.</div>
</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code><a href="../rel/type/RelDataTypeFactory.html" title="interface in org.apache.calcite.rel.type">RelDataTypeFactory</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getTypeFactory()">getTypeFactory</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns the type factory.</div>
</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code><a href="../sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getValidator()">getValidator</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns the validator.</div>
</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code><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="#register(org.apache.calcite.rel.RelNode,org.apache.calcite.rel.core.JoinRelType)">register</a></span>&#8203;(<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;rel,
<a href="../rel/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="i13" class="rowColor">
<td class="colFirst"><code><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="#register(org.apache.calcite.rel.RelNode,org.apache.calcite.rel.core.JoinRelType,java.util.List)">register</a></span>&#8203;(<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;rel,
<a href="../rel/core/JoinRelType.html" title="enum in org.apache.calcite.rel.core">JoinRelType</a>&nbsp;joinType,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;&nbsp;leftKeys)</code></th>
<td class="colLast">
<div class="block">Registers a relational expression.</div>
</td>
</tr>
<tr id="i14" class="altColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setDataset(java.lang.String)">setDataset</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;datasetName)</code></th>
<td class="colLast">
<div class="block">Notifies this Blackboard that the root just set using
<a href="#setRoot(org.apache.calcite.rel.RelNode,boolean)"><code>setRoot(RelNode, boolean)</code></a> was derived using dataset
substitution.</div>
</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setPatternVarRef(boolean)">setPatternVarRef</a></span>&#8203;(boolean&nbsp;isVarRef)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i16" class="altColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setRoot(org.apache.calcite.rel.RelNode,boolean)">setRoot</a></span>&#8203;(<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;root,
boolean&nbsp;leaf)</code></th>
<td class="colLast">
<div class="block">Sets a new root relational expression, as the translation process
backs its way further up the tree.</div>
</td>
</tr>
<tr id="i17" class="rowColor">
<td class="colFirst"><code><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="#validateExpression(org.apache.calcite.rel.type.RelDataType,org.apache.calcite.sql.SqlNode)">validateExpression</a></span>&#8203;(<a href="../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;rowType,
<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;expr)</code></th>
<td class="colLast">
<div class="block">Validate the expression with a base table row type.</div>
</td>
</tr>
<tr id="i18" class="altColor">
<td class="colFirst"><code><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="#visit(org.apache.calcite.sql.SqlCall)">visit</a></span>&#8203;(<a href="../sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a>&nbsp;call)</code></th>
<td class="colLast">
<div class="block">Visits a call to a <a href="../sql/SqlOperator.html" title="class in org.apache.calcite.sql"><code>SqlOperator</code></a>.</div>
</td>
</tr>
<tr id="i19" class="rowColor">
<td class="colFirst"><code><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="#visit(org.apache.calcite.sql.SqlDataTypeSpec)">visit</a></span>&#8203;(<a href="../sql/SqlDataTypeSpec.html" title="class in org.apache.calcite.sql">SqlDataTypeSpec</a>&nbsp;type)</code></th>
<td class="colLast">
<div class="block">Visits a datatype specification.</div>
</td>
</tr>
<tr id="i20" class="altColor">
<td class="colFirst"><code><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="#visit(org.apache.calcite.sql.SqlDynamicParam)">visit</a></span>&#8203;(<a href="../sql/SqlDynamicParam.html" title="class in org.apache.calcite.sql">SqlDynamicParam</a>&nbsp;param)</code></th>
<td class="colLast">
<div class="block">Visits a dynamic parameter.</div>
</td>
</tr>
<tr id="i21" class="rowColor">
<td class="colFirst"><code><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="#visit(org.apache.calcite.sql.SqlIdentifier)">visit</a></span>&#8203;(<a href="../sql/SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a>&nbsp;id)</code></th>
<td class="colLast">
<div class="block">Visits an identifier.</div>
</td>
</tr>
<tr id="i22" class="altColor">
<td class="colFirst"><code><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="#visit(org.apache.calcite.sql.SqlIntervalQualifier)">visit</a></span>&#8203;(<a href="../sql/SqlIntervalQualifier.html" title="class in org.apache.calcite.sql">SqlIntervalQualifier</a>&nbsp;intervalQualifier)</code></th>
<td class="colLast">
<div class="block">Visits an interval qualifier.</div>
</td>
</tr>
<tr id="i23" class="rowColor">
<td class="colFirst"><code><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="#visit(org.apache.calcite.sql.SqlLiteral)">visit</a></span>&#8203;(<a href="../sql/SqlLiteral.html" title="class in org.apache.calcite.sql">SqlLiteral</a>&nbsp;literal)</code></th>
<td class="colLast">
<div class="block">Visits a literal.</div>
</td>
</tr>
<tr id="i24" class="altColor">
<td class="colFirst"><code><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="#visit(org.apache.calcite.sql.SqlNodeList)">visit</a></span>&#8203;(<a href="../sql/SqlNodeList.html" title="class in org.apache.calcite.sql">SqlNodeList</a>&nbsp;nodeList)</code></th>
<td class="colLast">
<div class="block">Visits a list of <a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql"><code>SqlNode</code></a> objects.</div>
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<code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang" class="externalLink">clone</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang" class="externalLink">equals</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang" class="externalLink">finalize</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang" class="externalLink">getClass</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang" class="externalLink">hashCode</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang" class="externalLink">notify</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang" class="externalLink">notifyAll</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang" class="externalLink">toString</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait(long,int)" title="class or interface in java.lang" class="externalLink">wait</a></code></li>
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<h3>Methods inherited from interface&nbsp;org.apache.calcite.sql2rel.<a href="InitializerContext.html" title="interface in org.apache.calcite.sql2rel">InitializerContext</a></h3>
<code><a href="InitializerContext.html#parseExpression(org.apache.calcite.sql.parser.SqlParser.Config,java.lang.String)">parseExpression</a></code></li>
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<h3>Field Detail</h3>
<a id="scope">
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<h4>scope</h4>
<pre>public final&nbsp;<a href="../sql/validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a> scope</pre>
<div class="block">Collection of <a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel"><code>RelNode</code></a> objects which correspond to a SELECT
statement.</div>
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<h4>root</h4>
<pre>public&nbsp;<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> root</pre>
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<h4>Blackboard</h4>
<pre>protected&nbsp;Blackboard&#8203;(<a href="../sql/validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a>&nbsp;scope,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink">Map</a>&lt;<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>,&#8203;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;&nbsp;nameToNodeMap,
boolean&nbsp;top)</pre>
<div class="block">Creates a Blackboard.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>scope</code> - Name-resolution scope for expressions validated
within this query. Can be null if this Blackboard is
for a leaf node, say</dd>
<dd><code>nameToNodeMap</code> - Map which translates the expression to map a
given parameter into, if translating expressions;
null otherwise</dd>
<dd><code>top</code> - Whether this is the root of the query</dd>
</dl>
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</ul>
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<pre class="methodSignature">public&nbsp;void&nbsp;setPatternVarRef&#8203;(boolean&nbsp;isVarRef)</pre>
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<h4>register</h4>
<pre class="methodSignature">public&nbsp;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;register&#8203;(<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;rel,
<a href="../rel/core/JoinRelType.html" title="enum in org.apache.calcite.rel.core">JoinRelType</a>&nbsp;joinType)</pre>
</li>
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<h4>register</h4>
<pre class="methodSignature">public&nbsp;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;register&#8203;(<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;rel,
<a href="../rel/core/JoinRelType.html" title="enum in org.apache.calcite.rel.core">JoinRelType</a>&nbsp;joinType,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;&nbsp;leftKeys)</pre>
<div class="block">Registers a relational expression.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>rel</code> - Relational expression</dd>
<dd><code>joinType</code> - Join type</dd>
<dd><code>leftKeys</code> - LHS of IN clause, or null for expressions
other than IN</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Expression with which to refer to the row (or partial row)
coming from this relational expression's side of the join</dd>
</dl>
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<h4>setRoot</h4>
<pre class="methodSignature">public&nbsp;void&nbsp;setRoot&#8203;(<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;root,
boolean&nbsp;leaf)</pre>
<div class="block">Sets a new root relational expression, as the translation process
backs its way further up the tree.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>root</code> - New root relational expression</dd>
<dd><code>leaf</code> - Whether the relational expression is a leaf, that is,
derived from an atomic relational expression such as a table
name in the from clause, or the projection on top of a
select-sub-query. In particular, relational expressions
derived from JOIN operators are not leaves, but set
expressions are.</dd>
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<h4>setDataset</h4>
<pre class="methodSignature">public&nbsp;void&nbsp;setDataset&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;datasetName)</pre>
<div class="block">Notifies this Blackboard that the root just set using
<a href="#setRoot(org.apache.calcite.rel.RelNode,boolean)"><code>setRoot(RelNode, boolean)</code></a> was derived using dataset
substitution.
<p>The default implementation is not interested in such
notifications, and does nothing.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>datasetName</code> - Dataset name</dd>
</dl>
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<h4>flatten</h4>
<pre class="methodSignature">public&nbsp;void&nbsp;flatten&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&gt;&nbsp;rels,
int&nbsp;systemFieldCount,
int[]&nbsp;start,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../util/Pair.html" title="class in org.apache.calcite.util">Pair</a>&lt;<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>,&#8203;<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang" class="externalLink">Integer</a>&gt;&gt;&nbsp;relOffsetList)</pre>
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<a id="convertExpression(org.apache.calcite.sql.SqlNode)">
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<h4>convertExpression</h4>
<pre class="methodSignature">public&nbsp;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;convertExpression&#8203;(<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;expr)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="SqlRexContext.html#convertExpression(org.apache.calcite.sql.SqlNode)">SqlRexContext</a></code></span></div>
<div class="block">Converts an expression from <a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql"><code>SqlNode</code></a> to <a href="../rex/RexNode.html" title="class in org.apache.calcite.rex"><code>RexNode</code></a> format.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="InitializerContext.html#convertExpression(org.apache.calcite.sql.SqlNode)">convertExpression</a></code>&nbsp;in interface&nbsp;<code><a href="InitializerContext.html" title="interface in org.apache.calcite.sql2rel">InitializerContext</a></code></dd>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="SqlRexContext.html#convertExpression(org.apache.calcite.sql.SqlNode)">convertExpression</a></code>&nbsp;in interface&nbsp;<code><a href="SqlRexContext.html" title="interface in org.apache.calcite.sql2rel">SqlRexContext</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>expr</code> - Expression to translate</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Converted expression</dd>
</dl>
</li>
</ul>
<a id="convertSortExpression(org.apache.calcite.sql.SqlNode,org.apache.calcite.rel.RelFieldCollation.Direction,org.apache.calcite.rel.RelFieldCollation.NullDirection)">
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<h4>convertSortExpression</h4>
<pre class="methodSignature">public&nbsp;<a href="../rex/RexFieldCollation.html" title="class in org.apache.calcite.rex">RexFieldCollation</a>&nbsp;convertSortExpression&#8203;(<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;expr,
<a href="../rel/RelFieldCollation.Direction.html" title="enum in org.apache.calcite.rel">RelFieldCollation.Direction</a>&nbsp;direction,
<a href="../rel/RelFieldCollation.NullDirection.html" title="enum in org.apache.calcite.rel">RelFieldCollation.NullDirection</a>&nbsp;nullDirection)</pre>
<div class="block">Converts an item in an ORDER BY clause inside a window (OVER) clause,
extracting DESC, NULLS LAST and NULLS FIRST flags first.</div>
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<h4>getGroupCount</h4>
<pre class="methodSignature">public&nbsp;int&nbsp;getGroupCount()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="SqlRexContext.html#getGroupCount()">SqlRexContext</a></code></span></div>
<div class="block">If the operator call occurs in an aggregate query, returns the number of
columns in the GROUP BY clause. For example, for "SELECT count(*) FROM emp
GROUP BY deptno, gender", returns 2.
If the operator call occurs in window aggregate query, then returns 1 if
the window is guaranteed to be non-empty, or 0 if the window might be
empty.
<p>Returns 0 if the query is implicitly "GROUP BY ()" because of an
aggregate expression. For example, "SELECT sum(sal) FROM emp".</p>
<p>Returns -1 if the query is not an aggregate query.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="SqlRexContext.html#getGroupCount()">getGroupCount</a></code>&nbsp;in interface&nbsp;<code><a href="SqlRexContext.html" title="interface in org.apache.calcite.sql2rel">SqlRexContext</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>0 if the query is implicitly GROUP BY (), -1 if the query is not
and aggregate query</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../sql/SqlOperatorBinding.html#getGroupCount()"><code>SqlOperatorBinding.getGroupCount()</code></a></dd>
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<pre class="methodSignature">public&nbsp;<a href="../rex/RexBuilder.html" title="class in org.apache.calcite.rex">RexBuilder</a>&nbsp;getRexBuilder()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="SqlRexContext.html#getRexBuilder()">SqlRexContext</a></code></span></div>
<div class="block">Returns the <a href="../rex/RexBuilder.html" title="class in org.apache.calcite.rex"><code>RexBuilder</code></a> to use to create <a href="../rex/RexNode.html" title="class in org.apache.calcite.rex"><code>RexNode</code></a> objects.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="InitializerContext.html#getRexBuilder()">getRexBuilder</a></code>&nbsp;in interface&nbsp;<code><a href="InitializerContext.html" title="interface in org.apache.calcite.sql2rel">InitializerContext</a></code></dd>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="SqlRexContext.html#getRexBuilder()">getRexBuilder</a></code>&nbsp;in interface&nbsp;<code><a href="SqlRexContext.html" title="interface in org.apache.calcite.sql2rel">SqlRexContext</a></code></dd>
</dl>
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<h4>validateExpression</h4>
<pre class="methodSignature">public&nbsp;<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;validateExpression&#8203;(<a href="../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;rowType,
<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;expr)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="InitializerContext.html#validateExpression(org.apache.calcite.rel.type.RelDataType,org.apache.calcite.sql.SqlNode)">InitializerContext</a></code></span></div>
<div class="block">Validate the expression with a base table row type. The expression may reference the fields
of the row type defines.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="InitializerContext.html#validateExpression(org.apache.calcite.rel.type.RelDataType,org.apache.calcite.sql.SqlNode)">validateExpression</a></code>&nbsp;in interface&nbsp;<code><a href="InitializerContext.html" title="interface in org.apache.calcite.sql2rel">InitializerContext</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>rowType</code> - the table row type</dd>
<dd><code>expr</code> - the expression</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a validated <code>SqlNode</code>, usually it transforms
from a <code>SqlUnresolvedFunction</code> to a resolved one</dd>
</dl>
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<h4>getSubQueryExpr</h4>
<pre class="methodSignature">public&nbsp;<a href="../rex/RexRangeRef.html" title="class in org.apache.calcite.rex">RexRangeRef</a>&nbsp;getSubQueryExpr&#8203;(<a href="../sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a>&nbsp;call)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="SqlRexContext.html#getSubQueryExpr(org.apache.calcite.sql.SqlCall)">SqlRexContext</a></code></span></div>
<div class="block">Returns the expression used to access a given IN or EXISTS
<a href="../sql/SqlSelect.html" title="class in org.apache.calcite.sql"><code>sub-query</code></a>.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="SqlRexContext.html#getSubQueryExpr(org.apache.calcite.sql.SqlCall)">getSubQueryExpr</a></code>&nbsp;in interface&nbsp;<code><a href="SqlRexContext.html" title="interface in org.apache.calcite.sql2rel">SqlRexContext</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>call</code> - IN or EXISTS expression</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Expression used to access current row of sub-query</dd>
</dl>
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<h4>getTypeFactory</h4>
<pre class="methodSignature">public&nbsp;<a href="../rel/type/RelDataTypeFactory.html" title="interface in org.apache.calcite.rel.type">RelDataTypeFactory</a>&nbsp;getTypeFactory()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="SqlRexContext.html#getTypeFactory()">SqlRexContext</a></code></span></div>
<div class="block">Returns the type factory.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="SqlRexContext.html#getTypeFactory()">getTypeFactory</a></code>&nbsp;in interface&nbsp;<code><a href="SqlRexContext.html" title="interface in org.apache.calcite.sql2rel">SqlRexContext</a></code></dd>
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<h4>getInitializerExpressionFactory</h4>
<pre class="methodSignature">public&nbsp;<a href="InitializerExpressionFactory.html" title="interface in org.apache.calcite.sql2rel">InitializerExpressionFactory</a>&nbsp;getInitializerExpressionFactory()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="SqlRexContext.html#getInitializerExpressionFactory()">SqlRexContext</a></code></span></div>
<div class="block">Returns the factory which supplies default values for INSERT, UPDATE, and
NEW.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="SqlRexContext.html#getInitializerExpressionFactory()">getInitializerExpressionFactory</a></code>&nbsp;in interface&nbsp;<code><a href="SqlRexContext.html" title="interface in org.apache.calcite.sql2rel">SqlRexContext</a></code></dd>
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<h4>getValidator</h4>
<pre class="methodSignature">public&nbsp;<a href="../sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a>&nbsp;getValidator()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="SqlRexContext.html#getValidator()">SqlRexContext</a></code></span></div>
<div class="block">Returns the validator.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="SqlRexContext.html#getValidator()">getValidator</a></code>&nbsp;in interface&nbsp;<code><a href="SqlRexContext.html" title="interface in org.apache.calcite.sql2rel">SqlRexContext</a></code></dd>
</dl>
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<a id="convertLiteral(org.apache.calcite.sql.SqlLiteral)">
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<h4>convertLiteral</h4>
<pre class="methodSignature">public&nbsp;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;convertLiteral&#8203;(<a href="../sql/SqlLiteral.html" title="class in org.apache.calcite.sql">SqlLiteral</a>&nbsp;literal)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="SqlRexContext.html#convertLiteral(org.apache.calcite.sql.SqlLiteral)">SqlRexContext</a></code></span></div>
<div class="block">Converts a literal.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="SqlRexContext.html#convertLiteral(org.apache.calcite.sql.SqlLiteral)">convertLiteral</a></code>&nbsp;in interface&nbsp;<code><a href="SqlRexContext.html" title="interface in org.apache.calcite.sql2rel">SqlRexContext</a></code></dd>
</dl>
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<a id="convertInterval(org.apache.calcite.sql.SqlIntervalQualifier)">
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<h4>convertInterval</h4>
<pre class="methodSignature">public&nbsp;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;convertInterval&#8203;(<a href="../sql/SqlIntervalQualifier.html" title="class in org.apache.calcite.sql">SqlIntervalQualifier</a>&nbsp;intervalQualifier)</pre>
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<a id="visit(org.apache.calcite.sql.SqlLiteral)">
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<ul class="blockList">
<li class="blockList">
<h4>visit</h4>
<pre class="methodSignature">public&nbsp;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;visit&#8203;(<a href="../sql/SqlLiteral.html" title="class in org.apache.calcite.sql">SqlLiteral</a>&nbsp;literal)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../sql/util/SqlVisitor.html#visit(org.apache.calcite.sql.SqlLiteral)">SqlVisitor</a></code></span></div>
<div class="block">Visits a literal.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../sql/util/SqlVisitor.html#visit(org.apache.calcite.sql.SqlLiteral)">visit</a></code>&nbsp;in interface&nbsp;<code><a href="../sql/util/SqlVisitor.html" title="interface in org.apache.calcite.sql.util">SqlVisitor</a>&lt;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;</code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>literal</code> - Literal</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../sql/SqlLiteral.html#accept(org.apache.calcite.sql.util.SqlVisitor)"><code>SqlLiteral.accept(SqlVisitor)</code></a></dd>
</dl>
</li>
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<a id="visit(org.apache.calcite.sql.SqlCall)">
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<h4>visit</h4>
<pre class="methodSignature">public&nbsp;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;visit&#8203;(<a href="../sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a>&nbsp;call)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../sql/util/SqlVisitor.html#visit(org.apache.calcite.sql.SqlCall)">SqlVisitor</a></code></span></div>
<div class="block">Visits a call to a <a href="../sql/SqlOperator.html" title="class in org.apache.calcite.sql"><code>SqlOperator</code></a>.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../sql/util/SqlVisitor.html#visit(org.apache.calcite.sql.SqlCall)">visit</a></code>&nbsp;in interface&nbsp;<code><a href="../sql/util/SqlVisitor.html" title="interface in org.apache.calcite.sql.util">SqlVisitor</a>&lt;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;</code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>call</code> - Call</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../sql/SqlCall.html#accept(org.apache.calcite.sql.util.SqlVisitor)"><code>SqlCall.accept(SqlVisitor)</code></a></dd>
</dl>
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</ul>
<a id="visit(org.apache.calcite.sql.SqlNodeList)">
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<h4>visit</h4>
<pre class="methodSignature">public&nbsp;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;visit&#8203;(<a href="../sql/SqlNodeList.html" title="class in org.apache.calcite.sql">SqlNodeList</a>&nbsp;nodeList)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../sql/util/SqlVisitor.html#visit(org.apache.calcite.sql.SqlNodeList)">SqlVisitor</a></code></span></div>
<div class="block">Visits a list of <a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql"><code>SqlNode</code></a> objects.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../sql/util/SqlVisitor.html#visit(org.apache.calcite.sql.SqlNodeList)">visit</a></code>&nbsp;in interface&nbsp;<code><a href="../sql/util/SqlVisitor.html" title="interface in org.apache.calcite.sql.util">SqlVisitor</a>&lt;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;</code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>nodeList</code> - list of nodes</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../sql/SqlNodeList.html#accept(org.apache.calcite.sql.util.SqlVisitor)"><code>SqlNodeList.accept(SqlVisitor)</code></a></dd>
</dl>
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<a id="visit(org.apache.calcite.sql.SqlIdentifier)">
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<h4>visit</h4>
<pre class="methodSignature">public&nbsp;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;visit&#8203;(<a href="../sql/SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a>&nbsp;id)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../sql/util/SqlVisitor.html#visit(org.apache.calcite.sql.SqlIdentifier)">SqlVisitor</a></code></span></div>
<div class="block">Visits an identifier.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../sql/util/SqlVisitor.html#visit(org.apache.calcite.sql.SqlIdentifier)">visit</a></code>&nbsp;in interface&nbsp;<code><a href="../sql/util/SqlVisitor.html" title="interface in org.apache.calcite.sql.util">SqlVisitor</a>&lt;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;</code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>id</code> - identifier</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../sql/SqlIdentifier.html#accept(org.apache.calcite.sql.util.SqlVisitor)"><code>SqlIdentifier.accept(SqlVisitor)</code></a></dd>
</dl>
</li>
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<a id="visit(org.apache.calcite.sql.SqlDataTypeSpec)">
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<li class="blockList">
<h4>visit</h4>
<pre class="methodSignature">public&nbsp;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;visit&#8203;(<a href="../sql/SqlDataTypeSpec.html" title="class in org.apache.calcite.sql">SqlDataTypeSpec</a>&nbsp;type)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../sql/util/SqlVisitor.html#visit(org.apache.calcite.sql.SqlDataTypeSpec)">SqlVisitor</a></code></span></div>
<div class="block">Visits a datatype specification.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../sql/util/SqlVisitor.html#visit(org.apache.calcite.sql.SqlDataTypeSpec)">visit</a></code>&nbsp;in interface&nbsp;<code><a href="../sql/util/SqlVisitor.html" title="interface in org.apache.calcite.sql.util">SqlVisitor</a>&lt;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;</code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>type</code> - datatype specification</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../sql/SqlDataTypeSpec.html#accept(org.apache.calcite.sql.util.SqlVisitor)"><code>SqlDataTypeSpec.accept(SqlVisitor)</code></a></dd>
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<a id="visit(org.apache.calcite.sql.SqlDynamicParam)">
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<h4>visit</h4>
<pre class="methodSignature">public&nbsp;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;visit&#8203;(<a href="../sql/SqlDynamicParam.html" title="class in org.apache.calcite.sql">SqlDynamicParam</a>&nbsp;param)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../sql/util/SqlVisitor.html#visit(org.apache.calcite.sql.SqlDynamicParam)">SqlVisitor</a></code></span></div>
<div class="block">Visits a dynamic parameter.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../sql/util/SqlVisitor.html#visit(org.apache.calcite.sql.SqlDynamicParam)">visit</a></code>&nbsp;in interface&nbsp;<code><a href="../sql/util/SqlVisitor.html" title="interface in org.apache.calcite.sql.util">SqlVisitor</a>&lt;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;</code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>param</code> - Dynamic parameter</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../sql/SqlDynamicParam.html#accept(org.apache.calcite.sql.util.SqlVisitor)"><code>SqlDynamicParam.accept(SqlVisitor)</code></a></dd>
</dl>
</li>
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<a id="visit(org.apache.calcite.sql.SqlIntervalQualifier)">
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<h4>visit</h4>
<pre class="methodSignature">public&nbsp;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;visit&#8203;(<a href="../sql/SqlIntervalQualifier.html" title="class in org.apache.calcite.sql">SqlIntervalQualifier</a>&nbsp;intervalQualifier)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../sql/util/SqlVisitor.html#visit(org.apache.calcite.sql.SqlIntervalQualifier)">SqlVisitor</a></code></span></div>
<div class="block">Visits an interval qualifier.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../sql/util/SqlVisitor.html#visit(org.apache.calcite.sql.SqlIntervalQualifier)">visit</a></code>&nbsp;in interface&nbsp;<code><a href="../sql/util/SqlVisitor.html" title="interface in org.apache.calcite.sql.util">SqlVisitor</a>&lt;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;</code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>intervalQualifier</code> - Interval qualifier</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../sql/SqlIntervalQualifier.html#accept(org.apache.calcite.sql.util.SqlVisitor)"><code>SqlIntervalQualifier.accept(SqlVisitor)</code></a></dd>
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<h4>getColumnMonotonicities</h4>
<pre class="methodSignature">public&nbsp;<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../sql/validate/SqlMonotonicity.html" title="enum in org.apache.calcite.sql.validate">SqlMonotonicity</a>&gt;&nbsp;getColumnMonotonicities()</pre>
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