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<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">org.apache.calcite.rel</a></div>
<h1 title="Interface RelInput" class="title">Interface RelInput</h1>
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<pre>public interface <span class="typeNameLabel">RelInput</span></pre>
<div class="block">Context from which a relational expression can initialize itself,
reading from a serialized form of the relational expression.</div>
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<th class="colLast" scope="col">Description</th>
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<tr class="altColor" id="i0">
<td class="colFirst"><code>@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#get(java.lang.String)">get</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;tag)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor" id="i1">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="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="#getAggregateCalls(java.lang.String)">getAggregateCalls</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;tag)</code></th>
<td class="colLast">&nbsp;</td>
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<tr class="altColor" id="i2">
<td class="colFirst"><code><a href="../util/ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getBitSet(java.lang.String)">getBitSet</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;tag)</code></th>
<td class="colLast">&nbsp;</td>
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<tr class="rowColor" id="i3">
<td class="colFirst"><code>@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../util/ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getBitSetList(java.lang.String)">getBitSetList</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;tag)</code></th>
<td class="colLast">&nbsp;</td>
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<tr class="altColor" id="i4">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getBoolean(java.lang.String,boolean)">getBoolean</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;tag,
boolean&nbsp;default_)</code></th>
<td class="colLast">&nbsp;</td>
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<tr class="rowColor" id="i5">
<td class="colFirst"><code><a href="../plan/RelOptCluster.html" title="class in org.apache.calcite.plan">RelOptCluster</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getCluster()">getCluster</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
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<tr class="altColor" id="i6">
<td class="colFirst"><code><a href="RelCollation.html" title="interface in org.apache.calcite.rel">RelCollation</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getCollation()">getCollation</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
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<tr class="rowColor" id="i7">
<td class="colFirst"><code><a href="RelDistribution.html" title="interface in org.apache.calcite.rel">RelDistribution</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getDistribution()">getDistribution</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
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<tr class="altColor" id="i8">
<td class="colFirst"><code>&lt;E extends <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Enum.html?is-external=true" title="class or interface in java.lang" class="externalLink">Enum</a>&lt;E&gt;&gt;<br>@Nullable E</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getEnum(java.lang.String,java.lang.Class)">getEnum</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;tag,
<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang" class="externalLink">Class</a>&lt;E&gt;&nbsp;enumClass)</code></th>
<td class="colLast">
<div class="block">Returns an enum value.</div>
</td>
</tr>
<tr class="rowColor" id="i9">
<td class="colFirst"><code>@Nullable <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="#getExpression(java.lang.String)">getExpression</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;tag)</code></th>
<td class="colLast">
<div class="block">Returns an expression.</div>
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<tr class="altColor" id="i10">
<td class="colFirst"><code>@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getExpressionList(java.lang.String)">getExpressionList</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;tag)</code></th>
<td class="colLast">&nbsp;</td>
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<tr class="rowColor" id="i11">
<td class="colFirst"><code>float</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getFloat(java.lang.String)">getFloat</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;tag)</code></th>
<td class="colLast">
<div class="block">Returns a <code>float</code> value.</div>
</td>
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<tr class="altColor" id="i12">
<td class="colFirst"><code><a href="RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getInput()">getInput</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns the input relational expression.</div>
</td>
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<tr class="rowColor" id="i13">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getInputs()">getInputs</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
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<tr class="altColor" id="i14">
<td class="colFirst"><code>@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang" class="externalLink">Integer</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getIntegerList(java.lang.String)">getIntegerList</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;tag)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor" id="i15">
<td class="colFirst"><code>@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang" class="externalLink">Integer</a>&gt;&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getIntegerListList(java.lang.String)">getIntegerListList</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;tag)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor" id="i16">
<td class="colFirst"><code><a href="type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getRowType(java.lang.String)">getRowType</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;tag)</code></th>
<td class="colLast">&nbsp;</td>
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<td class="colFirst"><code><a href="type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getRowType(java.lang.String,java.lang.String)">getRowType</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;expressionsTag,
<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;fieldsTag)</code></th>
<td class="colLast">&nbsp;</td>
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<tr class="altColor" id="i18">
<td class="colFirst"><code>@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getString(java.lang.String)">getString</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;tag)</code></th>
<td class="colLast">
<div class="block">Returns a <code>string</code> value.</div>
</td>
</tr>
<tr class="rowColor" id="i19">
<td class="colFirst"><code>@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getStringList(java.lang.String)">getStringList</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;tag)</code></th>
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<td class="colFirst"><code><a href="../plan/RelOptTable.html" title="interface in org.apache.calcite.plan">RelOptTable</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getTable(java.lang.String)">getTable</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;table)</code></th>
<td class="colLast">&nbsp;</td>
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<td class="colFirst"><code><a href="../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getTraitSet()">getTraitSet</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
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<tr class="altColor" id="i22">
<td class="colFirst"><code>com.google.common.collect.ImmutableList&lt;com.google.common.collect.ImmutableList&lt;<a href="../rex/RexLiteral.html" title="class in org.apache.calcite.rex">RexLiteral</a>&gt;&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getTuples(java.lang.String)">getTuples</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;tag)</code></th>
<td class="colLast">&nbsp;</td>
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<h3><a id="getCluster()">getCluster</a></h3>
<div class="memberSignature"><span class="returnType"><a href="../plan/RelOptCluster.html" title="class in org.apache.calcite.plan">RelOptCluster</a></span>&nbsp;<span class="memberName">getCluster</span>()</div>
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<h3><a id="getTraitSet()">getTraitSet</a></h3>
<div class="memberSignature"><span class="returnType"><a href="../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a></span>&nbsp;<span class="memberName">getTraitSet</span>()</div>
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<h3><a id="getTable(java.lang.String)">getTable</a></h3>
<div class="memberSignature"><span class="returnType"><a href="../plan/RelOptTable.html" title="interface in org.apache.calcite.plan">RelOptTable</a></span>&nbsp;<span class="memberName">getTable</span>&#8203;(<span class="arguments"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;table)</span></div>
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<h3><a id="getInput()">getInput</a></h3>
<div class="memberSignature"><span class="returnType"><a href="RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></span>&nbsp;<span class="memberName">getInput</span>()</div>
<div class="block">Returns the input relational expression. Throws if there is not precisely
one input.</div>
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<h3><a id="getInputs()">getInputs</a></h3>
<div class="memberSignature"><span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&gt;</span>&nbsp;<span class="memberName">getInputs</span>()</div>
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<h3><a id="getExpression(java.lang.String)">getExpression</a></h3>
<div class="memberSignature"><span class="returnType">@Nullable <a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a></span>&nbsp;<span class="memberName">getExpression</span>&#8203;(<span class="arguments"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;tag)</span></div>
<div class="block">Returns an expression.</div>
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<h3><a id="getBitSet(java.lang.String)">getBitSet</a></h3>
<div class="memberSignature"><span class="returnType"><a href="../util/ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a></span>&nbsp;<span class="memberName">getBitSet</span>&#8203;(<span class="arguments"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;tag)</span></div>
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<h3><a id="getBitSetList(java.lang.String)">getBitSetList</a></h3>
<div class="memberSignature"><span class="returnType">@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../util/ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a>&gt;</span>&nbsp;<span class="memberName">getBitSetList</span>&#8203;(<span class="arguments"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;tag)</span></div>
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<h3><a id="getAggregateCalls(java.lang.String)">getAggregateCalls</a></h3>
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