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<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">org.apache.calcite.rel</a></div>
<h2 title="Interface RelInput" class="title">Interface RelInput</h2>
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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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<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="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
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<tr id="i0" class="altColor">
<td class="colFirst"><code>java.lang.Object</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#get(java.lang.String)">get</a></span>&#8203;(java.lang.String&nbsp;tag)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>java.util.List&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;(java.lang.String&nbsp;tag)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i2" class="altColor">
<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;(java.lang.String&nbsp;tag)</code></th>
<td class="colLast">&nbsp;</td>
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<tr id="i3" class="rowColor">
<td class="colFirst"><code>java.util.List&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;(java.lang.String&nbsp;tag)</code></th>
<td class="colLast">&nbsp;</td>
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<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;(java.lang.String&nbsp;tag,
boolean&nbsp;default_)</code></th>
<td class="colLast">&nbsp;</td>
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<tr id="i5" class="rowColor">
<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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<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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<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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<td class="colFirst"><code>&lt;E extends java.lang.Enum&lt;E&gt;&gt;<br>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;(java.lang.String&nbsp;tag,
java.lang.Class&lt;E&gt;&nbsp;enumClass)</code></th>
<td class="colLast">
<div class="block">Returns an enum value.</div>
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<tr id="i9" class="rowColor">
<td class="colFirst"><code><a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getExpression(java.lang.String)">getExpression</a></span>&#8203;(java.lang.String&nbsp;tag)</code></th>
<td class="colLast">
<div class="block">Returns an expression.</div>
</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code>java.util.List&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;(java.lang.String&nbsp;tag)</code></th>
<td class="colLast">&nbsp;</td>
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<tr id="i11" class="rowColor">
<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;(java.lang.String&nbsp;tag)</code></th>
<td class="colLast">
<div class="block">Returns a <code>float</code> value.</div>
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<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>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code>java.util.List&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 id="i14" class="altColor">
<td class="colFirst"><code>java.util.List&lt;java.lang.Integer&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getIntegerList(java.lang.String)">getIntegerList</a></span>&#8203;(java.lang.String&nbsp;tag)</code></th>
<td class="colLast">&nbsp;</td>
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<tr id="i15" class="rowColor">
<td class="colFirst"><code>java.util.List&lt;java.util.List&lt;java.lang.Integer&gt;&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getIntegerListList(java.lang.String)">getIntegerListList</a></span>&#8203;(java.lang.String&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)">getRowType</a></span>&#8203;(java.lang.String&nbsp;tag)</code></th>
<td class="colLast">&nbsp;</td>
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<tr id="i17" class="rowColor">
<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;(java.lang.String&nbsp;expressionsTag,
java.lang.String&nbsp;fieldsTag)</code></th>
<td class="colLast">&nbsp;</td>
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<td class="colFirst"><code>java.lang.String</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getString(java.lang.String)">getString</a></span>&#8203;(java.lang.String&nbsp;tag)</code></th>
<td class="colLast">
<div class="block">Returns a <code>string</code> value.</div>
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<td class="colFirst"><code>java.util.List&lt;java.lang.String&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getStringList(java.lang.String)">getStringList</a></span>&#8203;(java.lang.String&nbsp;tag)</code></th>
<td class="colLast">&nbsp;</td>
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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;(java.lang.String&nbsp;table)</code></th>
<td class="colLast">&nbsp;</td>
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<tr id="i21" class="rowColor">
<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>
</tr>
<tr id="i22" class="altColor">
<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;(java.lang.String&nbsp;tag)</code></th>
<td class="colLast">&nbsp;</td>
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<h4>getCluster</h4>
<pre class="methodSignature"><a href="../plan/RelOptCluster.html" title="class in org.apache.calcite.plan">RelOptCluster</a>&nbsp;getCluster()</pre>
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<pre class="methodSignature"><a href="../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a>&nbsp;getTraitSet()</pre>
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<pre class="methodSignature"><a href="../plan/RelOptTable.html" title="interface in org.apache.calcite.plan">RelOptTable</a>&nbsp;getTable&#8203;(java.lang.String&nbsp;table)</pre>
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<h4>getInput</h4>
<pre class="methodSignature"><a href="RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;getInput()</pre>
<div class="block">Returns the input relational expression. Throws if there is not precisely
one input.</div>
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<h4>getInputs</h4>
<pre class="methodSignature">java.util.List&lt;<a href="RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&gt;&nbsp;getInputs()</pre>
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<pre class="methodSignature"><a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;getExpression&#8203;(java.lang.String&nbsp;tag)</pre>
<div class="block">Returns an expression.</div>
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<pre class="methodSignature"><a href="../util/ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a>&nbsp;getBitSet&#8203;(java.lang.String&nbsp;tag)</pre>
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<pre class="methodSignature">java.util.List&lt;<a href="../util/ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a>&gt;&nbsp;getBitSetList&#8203;(java.lang.String&nbsp;tag)</pre>
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<h4>getAggregateCalls</h4>
<pre class="methodSignature">java.util.List&lt;<a href="core/AggregateCall.html" title="class in org.apache.calcite.rel.core">AggregateCall</a>&gt;&nbsp;getAggregateCalls&#8203;(java.lang.String&nbsp;tag)</pre>
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<pre class="methodSignature">java.lang.Object&nbsp;get&#8203;(java.lang.String&nbsp;tag)</pre>
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<h4>getString</h4>
<pre class="methodSignature">java.lang.String&nbsp;getString&#8203;(java.lang.String&nbsp;tag)</pre>
<div class="block">Returns a <code>string</code> value. Throws if wrong type.</div>
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<h4>getFloat</h4>
<pre class="methodSignature">float&nbsp;getFloat&#8203;(java.lang.String&nbsp;tag)</pre>
<div class="block">Returns a <code>float</code> value. Throws if not present or wrong type.</div>
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<pre class="methodSignature">&lt;E extends java.lang.Enum&lt;E&gt;&gt;&nbsp;E&nbsp;getEnum&#8203;(java.lang.String&nbsp;tag,
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<div class="block">Returns an enum value. Throws if not a valid member.</div>
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<h4>getExpressionList</h4>
<pre class="methodSignature">java.util.List&lt;<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;&nbsp;getExpressionList&#8203;(java.lang.String&nbsp;tag)</pre>
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<h4>getStringList</h4>
<pre class="methodSignature">java.util.List&lt;java.lang.String&gt;&nbsp;getStringList&#8203;(java.lang.String&nbsp;tag)</pre>
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<h4>getIntegerList</h4>
<pre class="methodSignature">java.util.List&lt;java.lang.Integer&gt;&nbsp;getIntegerList&#8203;(java.lang.String&nbsp;tag)</pre>
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<pre class="methodSignature">java.util.List&lt;java.util.List&lt;java.lang.Integer&gt;&gt;&nbsp;getIntegerListList&#8203;(java.lang.String&nbsp;tag)</pre>
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<h4>getRowType</h4>
<pre class="methodSignature"><a href="type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;getRowType&#8203;(java.lang.String&nbsp;tag)</pre>
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<pre class="methodSignature"><a href="type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;getRowType&#8203;(java.lang.String&nbsp;expressionsTag,
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<h4>getCollation</h4>
<pre class="methodSignature"><a href="RelCollation.html" title="interface in org.apache.calcite.rel">RelCollation</a>&nbsp;getCollation()</pre>
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<pre class="methodSignature"><a href="RelDistribution.html" title="interface in org.apache.calcite.rel">RelDistribution</a>&nbsp;getDistribution()</pre>
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<h4>getTuples</h4>
<pre class="methodSignature">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;&nbsp;getTuples&#8203;(java.lang.String&nbsp;tag)</pre>
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<h4>getBoolean</h4>
<pre class="methodSignature">boolean&nbsp;getBoolean&#8203;(java.lang.String&nbsp;tag,
boolean&nbsp;default_)</pre>
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