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<div class="sub-title"><span class="package-label-in-type">Package</span>&nbsp;<a href="package-summary.html">org.apache.calcite.sql.fun</a></div>
<h1 title="Class SqlBasicAggFunction" class="title">Class SqlBasicAggFunction</h1>
</div>
<div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">java.lang.Object</a>
<div class="inheritance"><a href="../SqlOperator.html" title="class in org.apache.calcite.sql">org.apache.calcite.sql.SqlOperator</a>
<div class="inheritance"><a href="../SqlFunction.html" title="class in org.apache.calcite.sql">org.apache.calcite.sql.SqlFunction</a>
<div class="inheritance"><a href="../SqlAggFunction.html" title="class in org.apache.calcite.sql">org.apache.calcite.sql.SqlAggFunction</a>
<div class="inheritance">org.apache.calcite.sql.fun.SqlBasicAggFunction</div>
</div>
</div>
</div>
</div>
<section class="class-description" id="class-description">
<dl class="notes">
<dt>All Implemented Interfaces:</dt>
<dd><code><a href="../../plan/Context.html" title="interface in org.apache.calcite.plan">Context</a></code>, <code><a href="../../schema/Wrapper.html" title="interface in org.apache.calcite.schema">Wrapper</a></code></dd>
</dl>
<hr>
<div class="type-signature"><span class="modifiers">public final class </span><span class="element-name type-name-label">SqlBasicAggFunction</span>
<span class="extends-implements">extends <a href="../SqlAggFunction.html" title="class in org.apache.calcite.sql">SqlAggFunction</a></span></div>
<div class="block">Concrete implementation of <a href="../SqlAggFunction.html" title="class in org.apache.calcite.sql"><code>SqlAggFunction</code></a>.
<p>The class is final, and instances are immutable.
<p>Instances are created only by <a href="#create(org.apache.calcite.sql.SqlKind,org.apache.calcite.sql.type.SqlReturnTypeInference,org.apache.calcite.sql.type.SqlOperandTypeChecker)"><code>create(org.apache.calcite.sql.SqlKind, org.apache.calcite.sql.type.SqlReturnTypeInference, org.apache.calcite.sql.type.SqlOperandTypeChecker)</code></a> and are
"modified" by "wither" methods such as <code>withDistinct(org.apache.calcite.util.Optionality)</code> to create a new
instance with one property changed. Since the class is final, you can modify
behavior only by providing strategy objects, not by overriding methods in a
sub-class.</div>
</section>
<section class="summary">
<ul class="summary-list">
<!-- =========== FIELD SUMMARY =========== -->
<li>
<section class="field-summary" id="field-summary">
<h2>Field Summary</h2>
<div class="inherited-list">
<h3 id="fields-inherited-from-class-org.apache.calcite.sql.SqlOperator">Fields inherited from class&nbsp;org.apache.calcite.sql.<a href="../SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></h3>
<code><a href="../SqlOperator.html#kind">kind</a>, <a href="../SqlOperator.html#MDX_PRECEDENCE">MDX_PRECEDENCE</a>, <a href="../SqlOperator.html#NL">NL</a></code></div>
</section>
</li>
<!-- ========== METHOD SUMMARY =========== -->
<li>
<section class="method-summary" id="method-summary">
<h2>Method Summary</h2>
<div id="method-summary-table">
<div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab1" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab1', 3)" class="table-tab">Static Methods</button><button id="method-summary-table-tab2" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab2', 3)" class="table-tab">Instance Methods</button><button id="method-summary-table-tab4" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab4', 3)" class="table-tab">Concrete Methods</button></div>
<div id="method-summary-table.tabpanel" role="tabpanel">
<div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0">
<div class="table-header col-first">Modifier and Type</div>
<div class="table-header col-second">Method</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>boolean</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#allowsNullTreatment()" class="member-name-link">allowsNullTreatment</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Returns whether this aggregate function allows specifying null treatment
(<code>RESPECT NULLS</code> or <code>IGNORE NULLS</code>).</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>boolean</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#allowsSeparator()" class="member-name-link">allowsSeparator</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Returns whether this aggregate function allows '<code>SEPARATOR string</code>'
among its arguments.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static <a href="SqlBasicAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlBasicAggFunction</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#create(java.lang.String,org.apache.calcite.sql.SqlKind,org.apache.calcite.sql.type.SqlReturnTypeInference,org.apache.calcite.sql.type.SqlOperandTypeChecker)" class="member-name-link">create</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name,
<a href="../SqlKind.html" title="enum in org.apache.calcite.sql">SqlKind</a>&nbsp;kind,
<a href="../type/SqlReturnTypeInference.html" title="interface in org.apache.calcite.sql.type">SqlReturnTypeInference</a>&nbsp;returnTypeInference,
<a href="../type/SqlOperandTypeChecker.html" title="interface in org.apache.calcite.sql.type">SqlOperandTypeChecker</a>&nbsp;operandTypeChecker)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
<div class="block">Creates a SqlBasicAggFunction.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static <a href="SqlBasicAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlBasicAggFunction</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#create(org.apache.calcite.sql.SqlKind,org.apache.calcite.sql.type.SqlReturnTypeInference,org.apache.calcite.sql.type.SqlOperandTypeChecker)" class="member-name-link">create</a><wbr>(<a href="../SqlKind.html" title="enum in org.apache.calcite.sql">SqlKind</a>&nbsp;kind,
<a href="../type/SqlReturnTypeInference.html" title="interface in org.apache.calcite.sql.type">SqlReturnTypeInference</a>&nbsp;returnTypeInference,
<a href="../type/SqlOperandTypeChecker.html" title="interface in org.apache.calcite.sql.type">SqlOperandTypeChecker</a>&nbsp;operandTypeChecker)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
<div class="block">Creates a SqlBasicAggFunction whose name is the same as its kind.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="../../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#deriveType(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope,org.apache.calcite.sql.SqlCall)" class="member-name-link">deriveType</a><wbr>(<a href="../validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a>&nbsp;validator,
<a href="../validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a>&nbsp;scope,
<a href="../SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a>&nbsp;call)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Derives the type of a call to this operator.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="../../util/Optionality.html" title="enum in org.apache.calcite.util">Optionality</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getDistinctOptionality()" class="member-name-link">getDistinctOptionality</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Returns whether this aggregate function allows the <code>DISTINCT</code>
keyword.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="../type/SqlOperandTypeChecker.html" title="interface in org.apache.calcite.sql.type">SqlOperandTypeChecker</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getOperandTypeChecker()" class="member-name-link">getOperandTypeChecker</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="../type/SqlReturnTypeInference.html" title="interface in org.apache.calcite.sql.type">SqlReturnTypeInference</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getReturnTypeInference()" class="member-name-link">getReturnTypeInference</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Returns the return type inference strategy for this operator, or null if
return type inference is implemented by a subclass override.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="../SqlSyntax.html" title="enum in org.apache.calcite.sql">SqlSyntax</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getSyntax()" class="member-name-link">getSyntax</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Returns the syntactic type of this operator, never null.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>boolean</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#isPercentile()" class="member-name-link">isPercentile</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Returns whether this aggregate function is a PERCENTILE function.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="SqlBasicAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlBasicAggFunction</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#withAllowsNullTreatment(boolean)" class="member-name-link">withAllowsNullTreatment</a><wbr>(boolean&nbsp;allowsNullTreatment)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Sets <a href="#allowsNullTreatment()"><code>allowsNullTreatment()</code></a>.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="SqlBasicAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlBasicAggFunction</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#withAllowsSeparator(boolean)" class="member-name-link">withAllowsSeparator</a><wbr>(boolean&nbsp;allowsSeparator)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Sets <a href="#allowsSeparator()"><code>allowsSeparator()</code></a>.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="SqlBasicAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlBasicAggFunction</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#withFunctionType(org.apache.calcite.sql.SqlFunctionCategory)" class="member-name-link">withFunctionType</a><wbr>(<a href="../SqlFunctionCategory.html" title="enum in org.apache.calcite.sql">SqlFunctionCategory</a>&nbsp;category)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Sets <a href="../SqlFunction.html#getFunctionType()"><code>SqlFunction.getFunctionType()</code></a>.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="SqlBasicAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlBasicAggFunction</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#withGroupOrder(org.apache.calcite.util.Optionality)" class="member-name-link">withGroupOrder</a><wbr>(<a href="../../util/Optionality.html" title="enum in org.apache.calcite.util">Optionality</a>&nbsp;groupOrder)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Sets <a href="../SqlAggFunction.html#requiresGroupOrder()"><code>SqlAggFunction.requiresGroupOrder()</code></a>.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="../SqlAggFunction.html" title="class in org.apache.calcite.sql">SqlAggFunction</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#withName(java.lang.String)" class="member-name-link">withName</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Sets <a href="../SqlOperator.html#getName()"><code>SqlOperator.getName()</code></a>.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="SqlBasicAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlBasicAggFunction</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#withPercentile(boolean)" class="member-name-link">withPercentile</a><wbr>(boolean&nbsp;percentile)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Sets <a href="#isPercentile()"><code>isPercentile()</code></a>.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="SqlBasicAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlBasicAggFunction</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#withSyntax(org.apache.calcite.sql.SqlSyntax)" class="member-name-link">withSyntax</a><wbr>(<a href="../SqlSyntax.html" title="enum in org.apache.calcite.sql">SqlSyntax</a>&nbsp;syntax)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Sets <a href="#getSyntax()"><code>getSyntax()</code></a>.</div>
</div>
</div>
</div>
</div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-org.apache.calcite.sql.SqlAggFunction">Methods inherited from class&nbsp;org.apache.calcite.sql.<a href="../SqlAggFunction.html" title="class in org.apache.calcite.sql">SqlAggFunction</a></h3>
<code><a href="../SqlAggFunction.html#allowsFilter()">allowsFilter</a>, <a href="../SqlAggFunction.html#getParameterTypes(org.apache.calcite.rel.type.RelDataTypeFactory)">getParameterTypes</a>, <a href="../SqlAggFunction.html#getReturnType(org.apache.calcite.rel.type.RelDataTypeFactory)">getReturnType</a>, <a href="../SqlAggFunction.html#getRollup()">getRollup</a>, <a href="../SqlAggFunction.html#isAggregator()">isAggregator</a>, <a href="../SqlAggFunction.html#isQuantifierAllowed()">isQuantifierAllowed</a>, <a href="../SqlAggFunction.html#requiresGroupOrder()">requiresGroupOrder</a>, <a href="../SqlAggFunction.html#requiresOrder()">requiresOrder</a>, <a href="../SqlAggFunction.html#requiresOver()">requiresOver</a>, <a href="../SqlAggFunction.html#unwrap(java.lang.Class)">unwrap</a>, <a href="../SqlAggFunction.html#validateCall(org.apache.calcite.sql.SqlCall,org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope,org.apache.calcite.sql.validate.SqlValidatorScope)">validateCall</a></code></div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-org.apache.calcite.sql.SqlFunction">Methods inherited from class&nbsp;org.apache.calcite.sql.<a href="../SqlFunction.html" title="class in org.apache.calcite.sql">SqlFunction</a></h3>
<code><a href="../SqlFunction.html#getFunctionType()">getFunctionType</a>, <a href="../SqlFunction.html#getNameAsId()">getNameAsId</a>, <a href="../SqlFunction.html#getParamNames()">getParamNames</a>, <a href="../SqlFunction.html#getParamTypes()">getParamTypes</a>, <a href="../SqlFunction.html#getSqlIdentifier()">getSqlIdentifier</a>, <a href="../SqlFunction.html#unparse(org.apache.calcite.sql.SqlWriter,org.apache.calcite.sql.SqlCall,int,int)">unparse</a>, <a href="../SqlFunction.html#validateQuantifier(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.SqlCall)">validateQuantifier</a></code></div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-org.apache.calcite.sql.SqlOperator">Methods inherited from class&nbsp;org.apache.calcite.sql.<a href="../SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></h3>
<code><a href="../SqlOperator.html#acceptCall(org.apache.calcite.sql.util.SqlVisitor,org.apache.calcite.sql.SqlCall)">acceptCall</a>, <a href="../SqlOperator.html#acceptCall(org.apache.calcite.sql.util.SqlVisitor,org.apache.calcite.sql.SqlCall,boolean,org.apache.calcite.sql.util.SqlBasicVisitor.ArgHandler)">acceptCall</a>, <a href="../SqlOperator.html#adjustType(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.SqlCall,org.apache.calcite.rel.type.RelDataType)">adjustType</a>, <a href="../SqlOperator.html#allowsFraming()">allowsFraming</a>, <a href="../SqlOperator.html#argumentMustBeScalar(int)">argumentMustBeScalar</a>, <a href="../SqlOperator.html#checkOperandCount(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.type.SqlOperandTypeChecker,org.apache.calcite.sql.SqlCall)">checkOperandCount</a>, <a href="../SqlOperator.html#checkOperandTypes(org.apache.calcite.sql.SqlCallBinding,boolean)">checkOperandTypes</a>, <a href="../SqlOperator.html#constructArgNameList(org.apache.calcite.sql.SqlCall)">constructArgNameList</a>, <a href="../SqlOperator.html#constructArgTypeList(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope,org.apache.calcite.sql.SqlCall,java.util.List,boolean)">constructArgTypeList</a>, <a href="../SqlOperator.html#constructOperandList(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.SqlCall,java.util.List)">constructOperandList</a>, <a href="../SqlOperator.html#createCall(org.apache.calcite.sql.SqlLiteral,org.apache.calcite.sql.parser.SqlParserPos,org.apache.calcite.sql.SqlNode...)">createCall</a>, <a href="../SqlOperator.html#createCall(org.apache.calcite.sql.SqlLiteral,org.apache.calcite.sql.parser.SqlParserPos,java.lang.Iterable)">createCall</a>, <a href="../SqlOperator.html#createCall(org.apache.calcite.sql.SqlLiteral,org.apache.calcite.sql.parser.SqlParserPos,org.apache.calcite.sql.SqlNodeList)">createCall</a>, <a href="../SqlOperator.html#createCall(org.apache.calcite.sql.parser.SqlParserPos,org.apache.calcite.sql.SqlNode...)">createCall</a>, <a href="../SqlOperator.html#createCall(org.apache.calcite.sql.parser.SqlParserPos,java.util.List)">createCall</a>, <a href="../SqlOperator.html#createCall(org.apache.calcite.sql.parser.SqlParserPos,org.apache.calcite.sql.SqlNodeList)">createCall</a>, <a href="../SqlOperator.html#createCall(org.apache.calcite.sql.SqlNodeList)">createCall</a>, <a href="../SqlOperator.html#deriveOperandType(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope,int,org.apache.calcite.sql.SqlNode)">deriveOperandType</a>, <a href="../SqlOperator.html#equals(java.lang.Object)">equals</a>, <a href="../SqlOperator.html#getAllowedSignatures()">getAllowedSignatures</a>, <a href="../SqlOperator.html#getAllowedSignatures(java.lang.String)">getAllowedSignatures</a>, <a href="../SqlOperator.html#getKind()">getKind</a>, <a href="../SqlOperator.html#getLeftPrec()">getLeftPrec</a>, <a href="../SqlOperator.html#getMonotonicity(org.apache.calcite.sql.SqlCall,org.apache.calcite.sql.validate.SqlValidatorScope)">getMonotonicity</a>, <a href="../SqlOperator.html#getMonotonicity(org.apache.calcite.sql.SqlOperatorBinding)">getMonotonicity</a>, <a href="../SqlOperator.html#getName()">getName</a>, <a href="../SqlOperator.html#getOperandCountRange()">getOperandCountRange</a>, <a href="../SqlOperator.html#getOperandTypeInference()">getOperandTypeInference</a>, <a href="../SqlOperator.html#getRightPrec()">getRightPrec</a>, <a href="../SqlOperator.html#getSignatureTemplate(int)">getSignatureTemplate</a>, <a href="../SqlOperator.html#getStrongPolicyInference()">getStrongPolicyInference</a>, <a href="../SqlOperator.html#hashCode()">hashCode</a>, <a href="../SqlOperator.html#inferReturnType(org.apache.calcite.rel.type.RelDataTypeFactory,java.util.List)">inferReturnType</a>, <a href="../SqlOperator.html#inferReturnType(org.apache.calcite.sql.SqlOperatorBinding)">inferReturnType</a>, <a href="../SqlOperator.html#isDeterministic()">isDeterministic</a>, <a href="../SqlOperator.html#isDynamicFunction()">isDynamicFunction</a>, <a href="../SqlOperator.html#isGroup()">isGroup</a>, <a href="../SqlOperator.html#isGroupAuxiliary()">isGroupAuxiliary</a>, <a href="../SqlOperator.html#isName(java.lang.String,boolean)">isName</a>, <a href="../SqlOperator.html#isSymmetrical()">isSymmetrical</a>, <a href="../SqlOperator.html#leftPrec(int,boolean)">leftPrec</a>, <a href="../SqlOperator.html#not()">not</a>, <a href="../SqlOperator.html#preValidateCall(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope,org.apache.calcite.sql.SqlCall)">preValidateCall</a>, <a href="../SqlOperator.html#requiresDecimalExpansion()">requiresDecimalExpansion</a>, <a href="../SqlOperator.html#reverse()">reverse</a>, <a href="../SqlOperator.html#rewriteCall(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.SqlCall)">rewriteCall</a>, <a href="../SqlOperator.html#rightPrec(int,boolean)">rightPrec</a>, <a href="../SqlOperator.html#toString()">toString</a>, <a href="../SqlOperator.html#unparseListClause(org.apache.calcite.sql.SqlWriter,org.apache.calcite.sql.SqlNode)">unparseListClause</a>, <a href="../SqlOperator.html#unparseListClause(org.apache.calcite.sql.SqlWriter,org.apache.calcite.sql.SqlNode,org.apache.calcite.sql.SqlKind)">unparseListClause</a>, <a href="../SqlOperator.html#validateOperands(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope,org.apache.calcite.sql.SqlCall)">validateOperands</a>, <a href="../SqlOperator.html#validRexOperands(int,org.apache.calcite.util.Litmus)">validRexOperands</a></code></div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-java.lang.Object">Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></h3>
<code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#clone()" title="class or interface in java.lang" class="external-link">clone</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#finalize()" title="class or interface in java.lang" class="external-link">finalize</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#getClass()" title="class or interface in java.lang" class="external-link">getClass</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notify()" title="class or interface in java.lang" class="external-link">notify</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notifyAll()" title="class or interface in java.lang" class="external-link">notifyAll</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait()" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long)" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long,int)" title="class or interface in java.lang" class="external-link">wait</a></code></div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-org.apache.calcite.schema.Wrapper">Methods inherited from interface&nbsp;org.apache.calcite.schema.<a href="../../schema/Wrapper.html" title="interface in org.apache.calcite.schema">Wrapper</a></h3>
<code><a href="../../schema/Wrapper.html#maybeUnwrap(java.lang.Class)">maybeUnwrap</a>, <a href="../../schema/Wrapper.html#unwrapOrThrow(java.lang.Class)">unwrapOrThrow</a></code></div>
</section>
</li>
</ul>
</section>
<section class="details">
<ul class="details-list">
<!-- ============ METHOD DETAIL ========== -->
<li>
<section class="method-details" id="method-detail">
<h2>Method Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="create(org.apache.calcite.sql.SqlKind,org.apache.calcite.sql.type.SqlReturnTypeInference,org.apache.calcite.sql.type.SqlOperandTypeChecker)">
<h3>create</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type"><a href="SqlBasicAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlBasicAggFunction</a></span>&nbsp;<span class="element-name">create</span><wbr><span class="parameters">(<a href="../SqlKind.html" title="enum in org.apache.calcite.sql">SqlKind</a>&nbsp;kind,
<a href="../type/SqlReturnTypeInference.html" title="interface in org.apache.calcite.sql.type">SqlReturnTypeInference</a>&nbsp;returnTypeInference,
<a href="../type/SqlOperandTypeChecker.html" title="interface in org.apache.calcite.sql.type">SqlOperandTypeChecker</a>&nbsp;operandTypeChecker)</span></div>
<div class="block">Creates a SqlBasicAggFunction whose name is the same as its kind.</div>
</section>
</li>
<li>
<section class="detail" id="create(java.lang.String,org.apache.calcite.sql.SqlKind,org.apache.calcite.sql.type.SqlReturnTypeInference,org.apache.calcite.sql.type.SqlOperandTypeChecker)">
<h3>create</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type"><a href="SqlBasicAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlBasicAggFunction</a></span>&nbsp;<span class="element-name">create</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name,
<a href="../SqlKind.html" title="enum in org.apache.calcite.sql">SqlKind</a>&nbsp;kind,
<a href="../type/SqlReturnTypeInference.html" title="interface in org.apache.calcite.sql.type">SqlReturnTypeInference</a>&nbsp;returnTypeInference,
<a href="../type/SqlOperandTypeChecker.html" title="interface in org.apache.calcite.sql.type">SqlOperandTypeChecker</a>&nbsp;operandTypeChecker)</span></div>
<div class="block">Creates a SqlBasicAggFunction.</div>
</section>
</li>
<li>
<section class="detail" id="deriveType(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope,org.apache.calcite.sql.SqlCall)">
<h3>deriveType</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="../../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></span>&nbsp;<span class="element-name">deriveType</span><wbr><span class="parameters">(<a href="../validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a>&nbsp;validator,
<a href="../validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a>&nbsp;scope,
<a href="../SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a>&nbsp;call)</span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="../SqlOperator.html#deriveType(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope,org.apache.calcite.sql.SqlCall)">SqlOperator</a></code></span></div>
<div class="block">Derives the type of a call to this operator.
<p>This method is an intrinsic part of the validation process so, unlike
<a href="../SqlOperator.html#inferReturnType(org.apache.calcite.sql.SqlOperatorBinding)"><code>SqlOperator.inferReturnType(org.apache.calcite.sql.SqlOperatorBinding)</code></a>, specific operators would not typically override
this method.</div>
<dl class="notes">
<dt>Overrides:</dt>
<dd><code><a href="../SqlFunction.html#deriveType(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope,org.apache.calcite.sql.SqlCall)">deriveType</a></code>&nbsp;in class&nbsp;<code><a href="../SqlFunction.html" title="class in org.apache.calcite.sql">SqlFunction</a></code></dd>
<dt>Parameters:</dt>
<dd><code>validator</code> - Validator</dd>
<dd><code>scope</code> - Scope of validation</dd>
<dd><code>call</code> - Call to this operator</dd>
<dt>Returns:</dt>
<dd>Type of call</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="getDistinctOptionality()">
<h3>getDistinctOptionality</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="../../util/Optionality.html" title="enum in org.apache.calcite.util">Optionality</a></span>&nbsp;<span class="element-name">getDistinctOptionality</span>()</div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="../SqlAggFunction.html#getDistinctOptionality()">SqlAggFunction</a></code></span></div>
<div class="block">Returns whether this aggregate function allows the <code>DISTINCT</code>
keyword.
<p>The default implementation returns <a href="../../util/Optionality.html#OPTIONAL"><code>Optionality.OPTIONAL</code></a>,
which is appropriate for most aggregate functions, including <code>SUM</code>
and <code>COUNT</code>.
<p>Some aggregate functions, for example <code>MIN</code>, produce the same
result with or without <code>DISTINCT</code>, and therefore return
<a href="../../util/Optionality.html#IGNORED"><code>Optionality.IGNORED</code></a> to indicate this. For such functions,
Calcite will probably remove <code>DISTINCT</code> while optimizing the query.</div>
<dl class="notes">
<dt>Overrides:</dt>
<dd><code><a href="../SqlAggFunction.html#getDistinctOptionality()">getDistinctOptionality</a></code>&nbsp;in class&nbsp;<code><a href="../SqlAggFunction.html" title="class in org.apache.calcite.sql">SqlAggFunction</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="getReturnTypeInference()">
<h3>getReturnTypeInference</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="../type/SqlReturnTypeInference.html" title="interface in org.apache.calcite.sql.type">SqlReturnTypeInference</a></span>&nbsp;<span class="element-name">getReturnTypeInference</span>()</div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="../SqlOperator.html#getReturnTypeInference()">SqlOperator</a></code></span></div>
<div class="block">Returns the return type inference strategy for this operator, or null if
return type inference is implemented by a subclass override.</div>
<dl class="notes">
<dt>Overrides:</dt>
<dd><code><a href="../SqlOperator.html#getReturnTypeInference()">getReturnTypeInference</a></code>&nbsp;in class&nbsp;<code><a href="../SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="getOperandTypeChecker()">
<h3>getOperandTypeChecker</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="../type/SqlOperandTypeChecker.html" title="interface in org.apache.calcite.sql.type">SqlOperandTypeChecker</a></span>&nbsp;<span class="element-name">getOperandTypeChecker</span>()</div>
<dl class="notes">
<dt>Overrides:</dt>
<dd><code><a href="../SqlOperator.html#getOperandTypeChecker()">getOperandTypeChecker</a></code>&nbsp;in class&nbsp;<code><a href="../SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="withName(java.lang.String)">
<h3>withName</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="../SqlAggFunction.html" title="class in org.apache.calcite.sql">SqlAggFunction</a></span>&nbsp;<span class="element-name">withName</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name)</span></div>
<div class="block">Sets <a href="../SqlOperator.html#getName()"><code>SqlOperator.getName()</code></a>.</div>
</section>
</li>
<li>
<section class="detail" id="withFunctionType(org.apache.calcite.sql.SqlFunctionCategory)">
<h3>withFunctionType</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="SqlBasicAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlBasicAggFunction</a></span>&nbsp;<span class="element-name">withFunctionType</span><wbr><span class="parameters">(<a href="../SqlFunctionCategory.html" title="enum in org.apache.calcite.sql">SqlFunctionCategory</a>&nbsp;category)</span></div>
<div class="block">Sets <a href="../SqlFunction.html#getFunctionType()"><code>SqlFunction.getFunctionType()</code></a>.</div>
</section>
</li>
<li>
<section class="detail" id="getSyntax()">
<h3>getSyntax</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="../SqlSyntax.html" title="enum in org.apache.calcite.sql">SqlSyntax</a></span>&nbsp;<span class="element-name">getSyntax</span>()</div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="../SqlOperator.html#getSyntax()">SqlOperator</a></code></span></div>
<div class="block">Returns the syntactic type of this operator, never null.</div>
<dl class="notes">
<dt>Overrides:</dt>
<dd><code><a href="../SqlFunction.html#getSyntax()">getSyntax</a></code>&nbsp;in class&nbsp;<code><a href="../SqlFunction.html" title="class in org.apache.calcite.sql">SqlFunction</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="withSyntax(org.apache.calcite.sql.SqlSyntax)">
<h3>withSyntax</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="SqlBasicAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlBasicAggFunction</a></span>&nbsp;<span class="element-name">withSyntax</span><wbr><span class="parameters">(<a href="../SqlSyntax.html" title="enum in org.apache.calcite.sql">SqlSyntax</a>&nbsp;syntax)</span></div>
<div class="block">Sets <a href="#getSyntax()"><code>getSyntax()</code></a>.</div>
</section>
</li>
<li>
<section class="detail" id="allowsNullTreatment()">
<h3>allowsNullTreatment</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name">allowsNullTreatment</span>()</div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="../SqlAggFunction.html#allowsNullTreatment()">SqlAggFunction</a></code></span></div>
<div class="block">Returns whether this aggregate function allows specifying null treatment
(<code>RESPECT NULLS</code> or <code>IGNORE NULLS</code>).</div>
<dl class="notes">
<dt>Overrides:</dt>
<dd><code><a href="../SqlAggFunction.html#allowsNullTreatment()">allowsNullTreatment</a></code>&nbsp;in class&nbsp;<code><a href="../SqlAggFunction.html" title="class in org.apache.calcite.sql">SqlAggFunction</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="withAllowsNullTreatment(boolean)">
<h3>withAllowsNullTreatment</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="SqlBasicAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlBasicAggFunction</a></span>&nbsp;<span class="element-name">withAllowsNullTreatment</span><wbr><span class="parameters">(boolean&nbsp;allowsNullTreatment)</span></div>
<div class="block">Sets <a href="#allowsNullTreatment()"><code>allowsNullTreatment()</code></a>.</div>
</section>
</li>
<li>
<section class="detail" id="allowsSeparator()">
<h3>allowsSeparator</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name">allowsSeparator</span>()</div>
<div class="block">Returns whether this aggregate function allows '<code>SEPARATOR string</code>'
among its arguments.</div>
</section>
</li>
<li>
<section class="detail" id="withAllowsSeparator(boolean)">
<h3>withAllowsSeparator</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="SqlBasicAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlBasicAggFunction</a></span>&nbsp;<span class="element-name">withAllowsSeparator</span><wbr><span class="parameters">(boolean&nbsp;allowsSeparator)</span></div>
<div class="block">Sets <a href="#allowsSeparator()"><code>allowsSeparator()</code></a>.</div>
</section>
</li>
<li>
<section class="detail" id="isPercentile()">
<h3>isPercentile</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name">isPercentile</span>()</div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="../SqlAggFunction.html#isPercentile()">SqlAggFunction</a></code></span></div>
<div class="block">Returns whether this aggregate function is a PERCENTILE function.
Such functions require a <code>WITHIN GROUP</code> clause that has precisely
one sort key.
<p>NOTE: This API is experimental and subject to change without notice.</div>
<dl class="notes">
<dt>Overrides:</dt>
<dd><code><a href="../SqlAggFunction.html#isPercentile()">isPercentile</a></code>&nbsp;in class&nbsp;<code><a href="../SqlAggFunction.html" title="class in org.apache.calcite.sql">SqlAggFunction</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="withPercentile(boolean)">
<h3>withPercentile</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="SqlBasicAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlBasicAggFunction</a></span>&nbsp;<span class="element-name">withPercentile</span><wbr><span class="parameters">(boolean&nbsp;percentile)</span></div>
<div class="block">Sets <a href="#isPercentile()"><code>isPercentile()</code></a>.</div>
</section>
</li>
<li>
<section class="detail" id="withGroupOrder(org.apache.calcite.util.Optionality)">
<h3>withGroupOrder</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="SqlBasicAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlBasicAggFunction</a></span>&nbsp;<span class="element-name">withGroupOrder</span><wbr><span class="parameters">(<a href="../../util/Optionality.html" title="enum in org.apache.calcite.util">Optionality</a>&nbsp;groupOrder)</span></div>
<div class="block">Sets <a href="../SqlAggFunction.html#requiresGroupOrder()"><code>SqlAggFunction.requiresGroupOrder()</code></a>.</div>
</section>
</li>
</ul>
</section>
</li>
</ul>
</section>
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