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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.adapter.enumerable</a></div>
<h1 title="Interface EnumerableRel" class="title">Interface EnumerableRel</h1>
</div>
<section class="class-description" id="class-description">
<dl class="notes">
<dt>All Superinterfaces:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Cloneable.html" title="class or interface in java.lang" class="external-link">Cloneable</a></code>, <code><a href="../../rel/PhysicalNode.html" title="interface in org.apache.calcite.rel">PhysicalNode</a></code>, <code><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code>, <code><a href="../../plan/RelOptNode.html" title="interface in org.apache.calcite.plan">RelOptNode</a></code></dd>
</dl>
<dl class="notes">
<dt>All Known Implementing Classes:</dt>
<dd><code><a href="../cassandra/CassandraToEnumerableConverter.html" title="class in org.apache.calcite.adapter.cassandra">CassandraToEnumerableConverter</a></code>, <code><a href="../csv/CsvTableScan.html" title="class in org.apache.calcite.adapter.csv">CsvTableScan</a></code>, <code><a href="../file/CsvTableScan.html" title="class in org.apache.calcite.adapter.file">CsvTableScan</a></code>, <code><a href="../elasticsearch/ElasticsearchToEnumerableConverter.html" title="class in org.apache.calcite.adapter.elasticsearch">ElasticsearchToEnumerableConverter</a></code>, <code><a href="EnumerableAggregate.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableAggregate</a></code>, <code><a href="EnumerableBatchNestedLoopJoin.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableBatchNestedLoopJoin</a></code>, <code><a href="EnumerableCalc.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableCalc</a></code>, <code><a href="EnumerableCollect.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableCollect</a></code>, <code><a href="EnumerableCorrelate.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableCorrelate</a></code>, <code><a href="EnumerableFilter.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableFilter</a></code>, <code><a href="EnumerableHashJoin.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableHashJoin</a></code>, <code><a href="EnumerableInterpreter.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableInterpreter</a></code>, <code><a href="EnumerableIntersect.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableIntersect</a></code>, <code><a href="EnumerableLimit.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableLimit</a></code>, <code><a href="EnumerableLimitSort.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableLimitSort</a></code>, <code><a href="EnumerableMatch.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableMatch</a></code>, <code><a href="EnumerableMergeJoin.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableMergeJoin</a></code>, <code><a href="EnumerableMergeUnion.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableMergeUnion</a></code>, <code><a href="EnumerableMinus.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableMinus</a></code>, <code><a href="EnumerableNestedLoopJoin.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableNestedLoopJoin</a></code>, <code><a href="EnumerableProject.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableProject</a></code>, <code><a href="EnumerableRepeatUnion.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableRepeatUnion</a></code>, <code><a href="EnumerableSort.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableSort</a></code>, <code><a href="EnumerableSortedAggregate.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableSortedAggregate</a></code>, <code><a href="EnumerableTableFunctionScan.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableTableFunctionScan</a></code>, <code><a href="EnumerableTableModify.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableTableModify</a></code>, <code><a href="EnumerableTableScan.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableTableScan</a></code>, <code><a href="EnumerableTableSpool.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableTableSpool</a></code>, <code><a href="EnumerableUncollect.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableUncollect</a></code>, <code><a href="EnumerableUnion.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableUnion</a></code>, <code><a href="EnumerableValues.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableValues</a></code>, <code><a href="EnumerableWindow.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableWindow</a></code>, <code><a href="../geode/rel/GeodeToEnumerableConverter.html" title="class in org.apache.calcite.adapter.geode.rel">GeodeToEnumerableConverter</a></code>, <code><a href="../innodb/InnodbToEnumerableConverter.html" title="class in org.apache.calcite.adapter.innodb">InnodbToEnumerableConverter</a></code>, <code><a href="../jdbc/JdbcToEnumerableConverter.html" title="class in org.apache.calcite.adapter.jdbc">JdbcToEnumerableConverter</a></code>, <code><a href="../mongodb/MongoToEnumerableConverter.html" title="class in org.apache.calcite.adapter.mongodb">MongoToEnumerableConverter</a></code>, <code><a href="../pig/PigToEnumerableConverter.html" title="class in org.apache.calcite.adapter.pig">PigToEnumerableConverter</a></code>, <code><a href="../spark/SparkToEnumerableConverter.html" title="class in org.apache.calcite.adapter.spark">SparkToEnumerableConverter</a></code>, <code><a href="../splunk/SplunkTableScan.html" title="class in org.apache.calcite.adapter.splunk">SplunkTableScan</a></code></dd>
</dl>
<hr>
<div class="type-signature"><span class="modifiers">public interface </span><span class="element-name type-name-label">EnumerableRel</span><span class="extends-implements">
extends <a href="../../rel/PhysicalNode.html" title="interface in org.apache.calcite.rel">PhysicalNode</a></span></div>
<div class="block">A relational expression of one of the
<a href="EnumerableConvention.html" title="enum in org.apache.calcite.adapter.enumerable"><code>EnumerableConvention</code></a> calling
conventions.</div>
</section>
<section class="summary">
<ul class="summary-list">
<!-- ======== NESTED CLASS SUMMARY ======== -->
<li>
<section class="nested-class-summary" id="nested-class-summary">
<h2>Nested Class Summary</h2>
<div class="caption"><span>Nested Classes</span></div>
<div class="summary-table three-column-summary">
<div class="table-header col-first">Modifier and Type</div>
<div class="table-header col-second">Interface</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color"><code>static enum&nbsp;</code></div>
<div class="col-second even-row-color"><code><a href="EnumerableRel.Prefer.html" class="type-name-link" title="enum in org.apache.calcite.adapter.enumerable">EnumerableRel.Prefer</a></code></div>
<div class="col-last even-row-color">
<div class="block">Preferred physical type.</div>
</div>
<div class="col-first odd-row-color"><code>static class&nbsp;</code></div>
<div class="col-second odd-row-color"><code><a href="EnumerableRel.Result.html" class="type-name-link" title="class in org.apache.calcite.adapter.enumerable">EnumerableRel.Result</a></code></div>
<div class="col-last odd-row-color">
<div class="block">Result of implementing an enumerable relational expression by generating
Java code.</div>
</div>
</div>
<div class="inherited-list">
<h2 id="nested-classes-inherited-from-class-org.apache.calcite.rel.RelNode">Nested classes/interfaces inherited from interface&nbsp;org.apache.calcite.rel.<a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></h2>
<code><a href="../../rel/RelNode.Context.html" title="interface in org.apache.calcite.rel">RelNode.Context</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-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-tab3" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab3', 3)" class="table-tab">Abstract Methods</button><button id="method-summary-table-tab5" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab5', 3)" class="table-tab">Default 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-tab5"><code>default @Nullable <a href="../../util/Pair.html" title="class in org.apache.calcite.util">Pair</a>&lt;<a href="../../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="../../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a>&gt;&gt;</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#deriveTraits(org.apache.calcite.plan.RelTraitSet,int)" class="member-name-link">deriveTraits</a><wbr>(<a href="../../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a>&nbsp;childTraits,
int&nbsp;childId)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
<div class="block">Derive traitset from child node, returns a pair of traits after
traits derivation.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default <a href="../../plan/DeriveMode.html" title="enum in org.apache.calcite.plan">DeriveMode</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getDeriveMode()" class="member-name-link">getDeriveMode</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
<div class="block">Returns mode of derivation.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="EnumerableRel.Result.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableRel.Result</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#implement(org.apache.calcite.adapter.enumerable.EnumerableRelImplementor,org.apache.calcite.adapter.enumerable.EnumerableRel.Prefer)" class="member-name-link">implement</a><wbr>(<a href="EnumerableRelImplementor.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableRelImplementor</a>&nbsp;implementor,
<a href="EnumerableRel.Prefer.html" title="enum in org.apache.calcite.adapter.enumerable">EnumerableRel.Prefer</a>&nbsp;pref)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Creates a plan for this expression according to a calling convention.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default @Nullable <a href="../../util/Pair.html" title="class in org.apache.calcite.util">Pair</a>&lt;<a href="../../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="../../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a>&gt;&gt;</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#passThroughTraits(org.apache.calcite.plan.RelTraitSet)" class="member-name-link">passThroughTraits</a><wbr>(<a href="../../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a>&nbsp;required)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
<div class="block">Pass required traitset from parent node to child nodes,
returns a pair of traits after traits is passed down.</div>
</div>
</div>
</div>
</div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-org.apache.calcite.rel.PhysicalNode">Methods inherited from interface&nbsp;org.apache.calcite.rel.<a href="../../rel/PhysicalNode.html" title="interface in org.apache.calcite.rel">PhysicalNode</a></h3>
<code><a href="../../rel/PhysicalNode.html#derive(java.util.List)">derive</a>, <a href="../../rel/PhysicalNode.html#derive(org.apache.calcite.plan.RelTraitSet,int)">derive</a>, <a href="../../rel/PhysicalNode.html#passThrough(org.apache.calcite.plan.RelTraitSet)">passThrough</a></code></div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-org.apache.calcite.rel.RelNode">Methods inherited from interface&nbsp;org.apache.calcite.rel.<a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></h3>
<code><a href="../../rel/RelNode.html#accept(org.apache.calcite.rel.RelShuttle)">accept</a>, <a href="../../rel/RelNode.html#accept(org.apache.calcite.rex.RexShuttle)">accept</a>, <a href="../../rel/RelNode.html#childrenAccept(org.apache.calcite.rel.RelVisitor)">childrenAccept</a>, <a href="../../rel/RelNode.html#collectVariablesSet(java.util.Set)">collectVariablesSet</a>, <a href="../../rel/RelNode.html#collectVariablesUsed(java.util.Set)">collectVariablesUsed</a>, <a href="../../rel/RelNode.html#computeSelfCost(org.apache.calcite.plan.RelOptPlanner,org.apache.calcite.rel.metadata.RelMetadataQuery)">computeSelfCost</a>, <a href="../../rel/RelNode.html#copy(org.apache.calcite.plan.RelTraitSet,java.util.List)">copy</a>, <a href="../../rel/RelNode.html#deepEquals(java.lang.Object)">deepEquals</a>, <a href="../../rel/RelNode.html#deepHashCode()">deepHashCode</a>, <a href="../../rel/RelNode.html#estimateRowCount(org.apache.calcite.rel.metadata.RelMetadataQuery)">estimateRowCount</a>, <a href="../../rel/RelNode.html#explain()">explain</a>, <a href="../../rel/RelNode.html#explain(org.apache.calcite.rel.RelWriter)">explain</a>, <a href="../../rel/RelNode.html#fieldIsNullable(int)">fieldIsNullable</a>, <a href="../../rel/RelNode.html#getConvention()">getConvention</a>, <a href="../../rel/RelNode.html#getCorrelVariable()">getCorrelVariable</a>, <a href="../../rel/RelNode.html#getDigest()">getDigest</a>, <a href="../../rel/RelNode.html#getExpectedInputRowType(int)">getExpectedInputRowType</a>, <a href="../../rel/RelNode.html#getInput(int)">getInput</a>, <a href="../../rel/RelNode.html#getInputs()">getInputs</a>, <a href="../../rel/RelNode.html#getRelDigest()">getRelDigest</a>, <a href="../../rel/RelNode.html#getRelTypeName()">getRelTypeName</a>, <a href="../../rel/RelNode.html#getRowType()">getRowType</a>, <a href="../../rel/RelNode.html#getTable()">getTable</a>, <a href="../../rel/RelNode.html#getVariablesSet()">getVariablesSet</a>, <a href="../../rel/RelNode.html#isEnforcer()">isEnforcer</a>, <a href="../../rel/RelNode.html#isValid(org.apache.calcite.util.Litmus,org.apache.calcite.rel.RelNode.Context)">isValid</a>, <a href="../../rel/RelNode.html#metadata(java.lang.Class,org.apache.calcite.rel.metadata.RelMetadataQuery)">metadata</a>, <a href="../../rel/RelNode.html#onRegister(org.apache.calcite.plan.RelOptPlanner)">onRegister</a>, <a href="../../rel/RelNode.html#recomputeDigest()">recomputeDigest</a>, <a href="../../rel/RelNode.html#register(org.apache.calcite.plan.RelOptPlanner)">register</a>, <a href="../../rel/RelNode.html#replaceInput(int,org.apache.calcite.rel.RelNode)">replaceInput</a></code></div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-org.apache.calcite.plan.RelOptNode">Methods inherited from interface&nbsp;org.apache.calcite.plan.<a href="../../plan/RelOptNode.html" title="interface in org.apache.calcite.plan">RelOptNode</a></h3>
<code><a href="../../plan/RelOptNode.html#getCluster()">getCluster</a>, <a href="../../plan/RelOptNode.html#getDescription()">getDescription</a>, <a href="../../plan/RelOptNode.html#getId()">getId</a>, <a href="../../plan/RelOptNode.html#getTraitSet()">getTraitSet</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="passThroughTraits(org.apache.calcite.plan.RelTraitSet)">
<h3>passThroughTraits</h3>
<div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type">@Nullable <a href="../../util/Pair.html" title="class in org.apache.calcite.util">Pair</a>&lt;<a href="../../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="../../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a>&gt;&gt;</span>&nbsp;<span class="element-name">passThroughTraits</span><wbr><span class="parameters">(<a href="../../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a>&nbsp;required)</span></div>
<div class="block"><span class="descfrm-type-label">Description copied from interface:&nbsp;<code><a href="../../rel/PhysicalNode.html#passThroughTraits(org.apache.calcite.plan.RelTraitSet)">PhysicalNode</a></code></span></div>
<div class="block">Pass required traitset from parent node to child nodes,
returns a pair of traits after traits is passed down.
<p>Pair.left: the new traitset
<p>Pair.right: the list of required traitsets for child nodes</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="../../rel/PhysicalNode.html#passThroughTraits(org.apache.calcite.plan.RelTraitSet)">passThroughTraits</a></code>&nbsp;in interface&nbsp;<code><a href="../../rel/PhysicalNode.html" title="interface in org.apache.calcite.rel">PhysicalNode</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="deriveTraits(org.apache.calcite.plan.RelTraitSet,int)">
<h3>deriveTraits</h3>
<div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type">@Nullable <a href="../../util/Pair.html" title="class in org.apache.calcite.util">Pair</a>&lt;<a href="../../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="../../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a>&gt;&gt;</span>&nbsp;<span class="element-name">deriveTraits</span><wbr><span class="parameters">(<a href="../../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a>&nbsp;childTraits,
int&nbsp;childId)</span></div>
<div class="block"><span class="descfrm-type-label">Description copied from interface:&nbsp;<code><a href="../../rel/PhysicalNode.html#deriveTraits(org.apache.calcite.plan.RelTraitSet,int)">PhysicalNode</a></code></span></div>
<div class="block">Derive traitset from child node, returns a pair of traits after
traits derivation.
<p>Pair.left: the new traitset
<p>Pair.right: the list of required traitsets for child nodes</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="../../rel/PhysicalNode.html#deriveTraits(org.apache.calcite.plan.RelTraitSet,int)">deriveTraits</a></code>&nbsp;in interface&nbsp;<code><a href="../../rel/PhysicalNode.html" title="interface in org.apache.calcite.rel">PhysicalNode</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="getDeriveMode()">
<h3>getDeriveMode</h3>
<div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type"><a href="../../plan/DeriveMode.html" title="enum in org.apache.calcite.plan">DeriveMode</a></span>&nbsp;<span class="element-name">getDeriveMode</span>()</div>
<div class="block"><span class="descfrm-type-label">Description copied from interface:&nbsp;<code><a href="../../rel/PhysicalNode.html#getDeriveMode()">PhysicalNode</a></code></span></div>
<div class="block">Returns mode of derivation.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="../../rel/PhysicalNode.html#getDeriveMode()">getDeriveMode</a></code>&nbsp;in interface&nbsp;<code><a href="../../rel/PhysicalNode.html" title="interface in org.apache.calcite.rel">PhysicalNode</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="implement(org.apache.calcite.adapter.enumerable.EnumerableRelImplementor,org.apache.calcite.adapter.enumerable.EnumerableRel.Prefer)">
<h3>implement</h3>
<div class="member-signature"><span class="return-type"><a href="EnumerableRel.Result.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableRel.Result</a></span>&nbsp;<span class="element-name">implement</span><wbr><span class="parameters">(<a href="EnumerableRelImplementor.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableRelImplementor</a>&nbsp;implementor,
<a href="EnumerableRel.Prefer.html" title="enum in org.apache.calcite.adapter.enumerable">EnumerableRel.Prefer</a>&nbsp;pref)</span></div>
<div class="block">Creates a plan for this expression according to a calling convention.</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>implementor</code> - Implementor</dd>
<dd><code>pref</code> - Preferred representation for rows in result expression</dd>
<dt>Returns:</dt>
<dd>Plan for this expression according to a calling convention</dd>
</dl>
</section>
</li>
</ul>
</section>
</li>
</ul>
</section>
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