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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.AggConverter" class="title">Class SqlToRelConverter.AggConverter</h2>
</div>
<div class="contentContainer">
<ul class="inheritance">
<li>java.lang.Object</li>
<li>
<ul class="inheritance">
<li>org.apache.calcite.sql2rel.SqlToRelConverter.AggConverter</li>
</ul>
</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;java.lang.Void&gt;</code></dd>
</dl>
<dl>
<dt>Enclosing class:</dt>
<dd><a href="SqlToRelConverter.html" title="class in org.apache.calcite.sql2rel">SqlToRelConverter</a></dd>
</dl>
<hr>
<pre>protected class <span class="typeNameLabel">SqlToRelConverter.AggConverter</span>
extends java.lang.Object
implements <a href="../sql/util/SqlVisitor.html" title="interface in org.apache.calcite.sql.util">SqlVisitor</a>&lt;java.lang.Void&gt;</pre>
<div class="block">Converts expressions to aggregates.
<p>Consider the expression
<blockquote>
<code>SELECT deptno, SUM(2 * sal) FROM emp GROUP BY deptno</code>
</blockquote>
<p>Then:
<ul>
<li>groupExprs = {SqlIdentifier(deptno)}</li>
<li>convertedInputExprs = {RexInputRef(deptno), 2 *
RefInputRef(sal)}</li>
<li>inputRefs = {RefInputRef(#0), RexInputRef(#1)}</li>
<li>aggCalls = {AggCall(SUM, {1})}</li>
</ul></div>
</li>
</ul>
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<!-- =========== FIELD SUMMARY =========== -->
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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>
</tr>
<tr class="altColor">
<td class="colFirst"><code>private java.util.Map&lt;<a href="../rel/core/AggregateCall.html" title="class in org.apache.calcite.rel.core">AggregateCall</a>,&#8203;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#aggCallMapping">aggCallMapping</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>private java.util.List&lt;<a href="../rel/core/AggregateCall.html" title="class in org.apache.calcite.rel.core">AggregateCall</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#aggCalls">aggCalls</a></span></code></th>
<td class="colLast">
<div class="block">Expressions to be evaluated as rows are being placed into the
aggregate's hash table.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>private java.util.Map&lt;<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>,&#8203;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#aggMapping">aggMapping</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../sql/validate/AggregatingSelectScope.html" title="class in org.apache.calcite.sql.validate">AggregatingSelectScope</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#aggregatingSelectScope">aggregatingSelectScope</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>private java.util.Map&lt;<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>,&#8203;<a href="../linq4j/Ord.html" title="class in org.apache.calcite.linq4j">Ord</a>&lt;<a href="AuxiliaryConverter.html" title="interface in org.apache.calcite.sql2rel">AuxiliaryConverter</a>&gt;&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#auxiliaryGroupExprs">auxiliaryGroupExprs</a></span></code></th>
<td class="colLast">
<div class="block">The auxiliary group-by expressions.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>private <a href="SqlToRelConverter.Blackboard.html" title="class in org.apache.calcite.sql2rel">SqlToRelConverter.Blackboard</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#bb">bb</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>private java.util.List&lt;<a href="../util/Pair.html" title="class in org.apache.calcite.util">Pair</a>&lt;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>,&#8203;java.lang.String&gt;&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#convertedInputExprs">convertedInputExprs</a></span></code></th>
<td class="colLast">
<div class="block">Input expressions for the group columns and aggregates, in
<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex"><code>RexNode</code></a> format.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>private <a href="../sql/SqlNodeList.html" title="class in org.apache.calcite.sql">SqlNodeList</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#groupExprs">groupExprs</a></span></code></th>
<td class="colLast">
<div class="block">The group-by expressions, in <a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql"><code>SqlNode</code></a> format.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>private boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#inOver">inOver</a></span></code></th>
<td class="colLast">
<div class="block">Are we directly inside a windowed aggregate?</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>private java.util.Map&lt;java.lang.String,&#8203;java.lang.String&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#nameMap">nameMap</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
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</li>
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<h3>Constructor Summary</h3>
<table class="memberSummary">
<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Constructor</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tr class="altColor">
<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.calcite.sql2rel.SqlToRelConverter.Blackboard,org.apache.calcite.sql.SqlSelect)">AggConverter</a></span>&#8203;(<a href="SqlToRelConverter.Blackboard.html" title="class in org.apache.calcite.sql2rel">SqlToRelConverter.Blackboard</a>&nbsp;bb,
<a href="../sql/SqlSelect.html" title="class in org.apache.calcite.sql">SqlSelect</a>&nbsp;select)</code></th>
<td class="colLast">
<div class="block">Creates an AggConverter.</div>
</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="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>
</tr>
<tr id="i0" class="altColor">
<td class="colFirst"><code>(package private) void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#addAuxiliaryGroupExpr(org.apache.calcite.sql.SqlNode,int,org.apache.calcite.sql2rel.AuxiliaryConverter)">addAuxiliaryGroupExpr</a></span>&#8203;(<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;node,
int&nbsp;index,
<a href="AuxiliaryConverter.html" title="interface in org.apache.calcite.sql2rel">AuxiliaryConverter</a>&nbsp;converter)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>private void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#addExpr(org.apache.calcite.rex.RexNode,java.lang.String)">addExpr</a></span>&#8203;(<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;expr,
java.lang.String&nbsp;name)</code></th>
<td class="colLast">
<div class="block">Adds an expression, deducing an appropriate name if possible.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#addGroupExpr(org.apache.calcite.sql.SqlNode)">addGroupExpr</a></span>&#8203;(<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;expr)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>java.util.List&lt;<a href="../rel/core/AggregateCall.html" title="class in org.apache.calcite.rel.core">AggregateCall</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getAggCalls()">getAggCalls</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>java.util.List&lt;<a href="../util/Pair.html" title="class in org.apache.calcite.util">Pair</a>&lt;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>,&#8203;java.lang.String&gt;&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getPreExprs()">getPreExprs</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i5" class="rowColor">
<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">&nbsp;</td>
</tr>
<tr id="i6" 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="#lookupAggregates(org.apache.calcite.sql.SqlCall)">lookupAggregates</a></span>&#8203;(<a href="../sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a>&nbsp;call)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#lookupGroupExpr(org.apache.calcite.sql.SqlNode)">lookupGroupExpr</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">If an expression is structurally identical to one of the group-by
expressions, returns a reference to the expression, otherwise returns
null.</div>
</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code>private int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#lookupOrCreateGroupExpr(org.apache.calcite.rex.RexNode)">lookupOrCreateGroupExpr</a></span>&#8203;(<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;expr)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code>private void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#translateAgg(org.apache.calcite.sql.SqlCall)">translateAgg</a></span>&#8203;(<a href="../sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a>&nbsp;call)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code>private void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#translateAgg(org.apache.calcite.sql.SqlCall,org.apache.calcite.sql.SqlNode,org.apache.calcite.sql.SqlNodeList,boolean,org.apache.calcite.sql.SqlCall)">translateAgg</a></span>&#8203;(<a href="../sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a>&nbsp;call,
<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;filter,
<a href="../sql/SqlNodeList.html" title="class in org.apache.calcite.sql">SqlNodeList</a>&nbsp;orderList,
boolean&nbsp;ignoreNulls,
<a href="../sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a>&nbsp;outerCall)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code>java.lang.Void</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="i12" class="altColor">
<td class="colFirst"><code>java.lang.Void</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="i13" class="rowColor">
<td class="colFirst"><code>java.lang.Void</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="i14" class="altColor">
<td class="colFirst"><code>java.lang.Void</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="i15" class="rowColor">
<td class="colFirst"><code>java.lang.Void</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="i16" class="altColor">
<td class="colFirst"><code>java.lang.Void</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;lit)</code></th>
<td class="colLast">
<div class="block">Visits a literal.</div>
</td>
</tr>
<tr id="i17" class="rowColor">
<td class="colFirst"><code>java.lang.Void</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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<h3>Methods inherited from class&nbsp;java.lang.Object</h3>
<code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li>
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<h4>bb</h4>
<pre>private final&nbsp;<a href="SqlToRelConverter.Blackboard.html" title="class in org.apache.calcite.sql2rel">SqlToRelConverter.Blackboard</a> bb</pre>
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<h4>aggregatingSelectScope</h4>
<pre>public final&nbsp;<a href="../sql/validate/AggregatingSelectScope.html" title="class in org.apache.calcite.sql.validate">AggregatingSelectScope</a> aggregatingSelectScope</pre>
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<pre>private final&nbsp;java.util.Map&lt;java.lang.String,&#8203;java.lang.String&gt; nameMap</pre>
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<pre>private final&nbsp;<a href="../sql/SqlNodeList.html" title="class in org.apache.calcite.sql">SqlNodeList</a> groupExprs</pre>
<div class="block">The group-by expressions, in <a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql"><code>SqlNode</code></a> format.</div>
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<a id="auxiliaryGroupExprs">
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<h4>auxiliaryGroupExprs</h4>
<pre>private final&nbsp;java.util.Map&lt;<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>,&#8203;<a href="../linq4j/Ord.html" title="class in org.apache.calcite.linq4j">Ord</a>&lt;<a href="AuxiliaryConverter.html" title="interface in org.apache.calcite.sql2rel">AuxiliaryConverter</a>&gt;&gt; auxiliaryGroupExprs</pre>
<div class="block">The auxiliary group-by expressions.</div>
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<a id="convertedInputExprs">
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<h4>convertedInputExprs</h4>
<pre>private final&nbsp;java.util.List&lt;<a href="../util/Pair.html" title="class in org.apache.calcite.util">Pair</a>&lt;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>,&#8203;java.lang.String&gt;&gt; convertedInputExprs</pre>
<div class="block">Input expressions for the group columns and aggregates, in
<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex"><code>RexNode</code></a> format. The first elements of the list correspond to the
elements in <a href="#groupExprs"><code>groupExprs</code></a>; the remaining elements are for
aggregates. The right field of each pair is the name of the expression,
where the expressions are simple mappings to input fields.</div>
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<pre>private final&nbsp;java.util.List&lt;<a href="../rel/core/AggregateCall.html" title="class in org.apache.calcite.rel.core">AggregateCall</a>&gt; aggCalls</pre>
<div class="block">Expressions to be evaluated as rows are being placed into the
aggregate's hash table. This is when group functions such as TUMBLE
cause rows to be expanded.</div>
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<h4>aggMapping</h4>
<pre>private final&nbsp;java.util.Map&lt;<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>,&#8203;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt; aggMapping</pre>
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<pre>private final&nbsp;java.util.Map&lt;<a href="../rel/core/AggregateCall.html" title="class in org.apache.calcite.rel.core">AggregateCall</a>,&#8203;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt; aggCallMapping</pre>
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<pre>private&nbsp;boolean inOver</pre>
<div class="block">Are we directly inside a windowed aggregate?</div>
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<h3>Constructor Detail</h3>
<a id="&lt;init&gt;(org.apache.calcite.sql2rel.SqlToRelConverter.Blackboard,org.apache.calcite.sql.SqlSelect)">
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<h4>AggConverter</h4>
<pre>public&nbsp;AggConverter&#8203;(<a href="SqlToRelConverter.Blackboard.html" title="class in org.apache.calcite.sql2rel">SqlToRelConverter.Blackboard</a>&nbsp;bb,
<a href="../sql/SqlSelect.html" title="class in org.apache.calcite.sql">SqlSelect</a>&nbsp;select)</pre>
<div class="block">Creates an AggConverter.
<p>The <code>select</code> parameter provides enough context to name
aggregate calls which are top-level select list items.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>bb</code> - Blackboard</dd>
<dd><code>select</code> - Query being translated; provides context to give</dd>
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<pre class="methodSignature">public&nbsp;int&nbsp;addGroupExpr&#8203;(<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;expr)</pre>
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<pre class="methodSignature">void&nbsp;addAuxiliaryGroupExpr&#8203;(<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;node,
int&nbsp;index,
<a href="AuxiliaryConverter.html" title="interface in org.apache.calcite.sql2rel">AuxiliaryConverter</a>&nbsp;converter)</pre>
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<pre class="methodSignature">private&nbsp;void&nbsp;addExpr&#8203;(<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;expr,
java.lang.String&nbsp;name)</pre>
<div class="block">Adds an expression, deducing an appropriate name if possible.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>expr</code> - Expression</dd>
<dd><code>name</code> - Suggested name</dd>
</dl>
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<pre class="methodSignature">public&nbsp;java.lang.Void&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;java.lang.Void&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>
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<a id="visit(org.apache.calcite.sql.SqlNodeList)">
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<pre class="methodSignature">public&nbsp;java.lang.Void&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;java.lang.Void&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>
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<pre class="methodSignature">public&nbsp;java.lang.Void&nbsp;visit&#8203;(<a href="../sql/SqlLiteral.html" title="class in org.apache.calcite.sql">SqlLiteral</a>&nbsp;lit)</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;java.lang.Void&gt;</code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>lit</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>
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<pre class="methodSignature">public&nbsp;java.lang.Void&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;java.lang.Void&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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<pre class="methodSignature">public&nbsp;java.lang.Void&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;java.lang.Void&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>
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<pre class="methodSignature">public&nbsp;java.lang.Void&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;java.lang.Void&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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<pre class="methodSignature">public&nbsp;java.lang.Void&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;java.lang.Void&gt;</code></dd>
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<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>
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<pre class="methodSignature">private&nbsp;void&nbsp;translateAgg&#8203;(<a href="../sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a>&nbsp;call)</pre>
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<pre class="methodSignature">private&nbsp;void&nbsp;translateAgg&#8203;(<a href="../sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a>&nbsp;call,
<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;filter,
<a href="../sql/SqlNodeList.html" title="class in org.apache.calcite.sql">SqlNodeList</a>&nbsp;orderList,
boolean&nbsp;ignoreNulls,
<a href="../sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a>&nbsp;outerCall)</pre>
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<pre class="methodSignature">private&nbsp;int&nbsp;lookupOrCreateGroupExpr&#8203;(<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;expr)</pre>
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<pre class="methodSignature">public&nbsp;int&nbsp;lookupGroupExpr&#8203;(<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;expr)</pre>
<div class="block">If an expression is structurally identical to one of the group-by
expressions, returns a reference to the expression, otherwise returns
null.</div>
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<pre class="methodSignature">public&nbsp;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;lookupAggregates&#8203;(<a href="../sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a>&nbsp;call)</pre>
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<pre class="methodSignature">public&nbsp;java.util.List&lt;<a href="../util/Pair.html" title="class in org.apache.calcite.util">Pair</a>&lt;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>,&#8203;java.lang.String&gt;&gt;&nbsp;getPreExprs()</pre>
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<pre class="methodSignature">public&nbsp;java.util.List&lt;<a href="../rel/core/AggregateCall.html" title="class in org.apache.calcite.rel.core">AggregateCall</a>&gt;&nbsp;getAggCalls()</pre>
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<pre class="methodSignature">public&nbsp;<a href="../rel/type/RelDataTypeFactory.html" title="interface in org.apache.calcite.rel.type">RelDataTypeFactory</a>&nbsp;getTypeFactory()</pre>
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