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<h2 title="Uses of Interface org.apache.calcite.util.mapping.Mapping" class="title">Uses of Interface<br>org.apache.calcite.util.mapping.Mapping</h2>
</div>
<div class="classUseContainer">
<ul class="blockList">
<li class="blockList">
<table class="useSummary">
<caption><span>Packages that use <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Package</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="#org.apache.calcite.plan">org.apache.calcite.plan</a></th>
<td class="colLast">
<div class="block">Defines interfaces for constructing rule-based optimizers of
relational expressions.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="#org.apache.calcite.rel.metadata">org.apache.calcite.rel.metadata</a></th>
<td class="colLast">
<div class="block">Defines metadata interfaces and utilities for relational
expressions.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="#org.apache.calcite.rel.rules">org.apache.calcite.rel.rules</a></th>
<td class="colLast">
<div class="block">Provides a core set of planner rules.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="#org.apache.calcite.sql2rel">org.apache.calcite.sql2rel</a></th>
<td class="colLast">
<div class="block">Translates a SQL parse tree to relational expression.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="#org.apache.calcite.tools">org.apache.calcite.tools</a></th>
<td class="colLast">
<div class="block">Provides utility classes.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="#org.apache.calcite.util">org.apache.calcite.util</a></th>
<td class="colLast">
<div class="block">Provides utility classes.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="#org.apache.calcite.util.mapping">org.apache.calcite.util.mapping</a></th>
<td class="colLast">
<div class="block">Support for algebraic maps.</div>
</td>
</tr>
</tbody>
</table>
</li>
<li class="blockList">
<ul class="blockList">
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<section role="region"><a id="org.apache.calcite.plan">
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<h3>Uses of <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a> in <a href="../../../plan/package-summary.html">org.apache.calcite.plan</a></h3>
<table class="useSummary">
<caption><span>Methods in <a href="../../../plan/package-summary.html">org.apache.calcite.plan</a> with parameters of type <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>static <a href="../../../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">RelOptUtil.</span><code><span class="memberNameLink"><a href="../../../plan/RelOptUtil.html#permute(org.apache.calcite.rel.type.RelDataTypeFactory,org.apache.calcite.rel.type.RelDataType,org.apache.calcite.util.mapping.Mapping)">permute</a></span>&#8203;(<a href="../../../rel/type/RelDataTypeFactory.html" title="interface in org.apache.calcite.rel.type">RelDataTypeFactory</a>&nbsp;typeFactory,
<a href="../../../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;rowType,
<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping)</code></th>
<td class="colLast">
<div class="block">Permutes a record type according to a mapping.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static <a href="../../../rel/mutable/MutableAggregate.html" title="class in org.apache.calcite.rel.mutable">MutableAggregate</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">SubstitutionVisitor.</span><code><span class="memberNameLink"><a href="../../../plan/SubstitutionVisitor.html#permute(org.apache.calcite.rel.mutable.MutableAggregate,org.apache.calcite.rel.mutable.MutableRel,org.apache.calcite.util.mapping.Mapping)">permute</a></span>&#8203;(<a href="../../../rel/mutable/MutableAggregate.html" title="class in org.apache.calcite.rel.mutable">MutableAggregate</a>&nbsp;aggregate,
<a href="../../../rel/mutable/MutableRel.html" title="class in org.apache.calcite.rel.mutable">MutableRel</a>&nbsp;input,
<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static <a href="../../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">RelOptUtil.</span><code><span class="memberNameLink"><a href="../../../plan/RelOptUtil.html#projectMapping(org.apache.calcite.rel.RelNode,org.apache.calcite.util.mapping.Mapping,java.util.List,org.apache.calcite.rel.core.RelFactories.ProjectFactory)">projectMapping</a></span>&#8203;(<a href="../../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;rel,
<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping,
java.util.List&lt;java.lang.String&gt;&nbsp;fieldNames,
<a href="../../../rel/core/RelFactories.ProjectFactory.html" title="interface in org.apache.calcite.rel.core">RelFactories.ProjectFactory</a>&nbsp;projectFactory)</code></th>
<td class="colLast">
<div class="block"><span class="deprecatedLabel">Deprecated.</span></div>
</td>
</tr>
</tbody>
</table>
</section>
</li>
<li class="blockList">
<section role="region"><a id="org.apache.calcite.rel.metadata">
<!-- -->
</a>
<h3>Uses of <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a> in <a href="../../../rel/metadata/package-summary.html">org.apache.calcite.rel.metadata</a></h3>
<table class="useSummary">
<caption><span>Fields in <a href="../../../rel/metadata/package-summary.html">org.apache.calcite.rel.metadata</a> declared as <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Field</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>(package private) <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">RelMdPredicates.JoinConditionBasedPredicateInference.ExprsItr.</span><code><span class="memberNameLink"><a href="../../../rel/metadata/RelMdPredicates.JoinConditionBasedPredicateInference.ExprsItr.html#nextMapping">nextMapping</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
</tbody>
</table>
<table class="useSummary">
<caption><span>Methods in <a href="../../../rel/metadata/package-summary.html">org.apache.calcite.rel.metadata</a> that return <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code><a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">RelMdPredicates.JoinConditionBasedPredicateInference.ExprsItr.</span><code><span class="memberNameLink"><a href="../../../rel/metadata/RelMdPredicates.JoinConditionBasedPredicateInference.ExprsItr.html#next()">next</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
</tbody>
</table>
<table class="useSummary">
<caption><span>Methods in <a href="../../../rel/metadata/package-summary.html">org.apache.calcite.rel.metadata</a> that return types with arguments of type <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>(package private) java.lang.Iterable&lt;<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&gt;</code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">RelMdPredicates.JoinConditionBasedPredicateInference.</span><code><span class="memberNameLink"><a href="../../../rel/metadata/RelMdPredicates.JoinConditionBasedPredicateInference.html#mappings(org.apache.calcite.rex.RexNode)">mappings</a></span>&#8203;(<a href="../../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;predicate)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
</tbody>
</table>
</section>
</li>
<li class="blockList">
<section role="region"><a id="org.apache.calcite.rel.rules">
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</a>
<h3>Uses of <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a> in <a href="../../../rel/rules/package-summary.html">org.apache.calcite.rel.rules</a></h3>
<table class="useSummary">
<caption><span>Methods in <a href="../../../rel/rules/package-summary.html">org.apache.calcite.rel.rules</a> with parameters of type <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>private static <a href="../../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">AbstractMaterializedViewRule.</span><code><span class="memberNameLink"><a href="../../../rel/rules/AbstractMaterializedViewRule.html#shuttleReferences(org.apache.calcite.rex.RexBuilder,org.apache.calcite.rex.RexNode,com.google.common.collect.Multimap,org.apache.calcite.rel.RelNode,org.apache.calcite.util.mapping.Mapping)">shuttleReferences</a></span>&#8203;(<a href="../../../rex/RexBuilder.html" title="class in org.apache.calcite.rex">RexBuilder</a>&nbsp;rexBuilder,
<a href="../../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;expr,
com.google.common.collect.Multimap&lt;<a href="../../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>,&#8203;java.lang.Integer&gt;&nbsp;exprsLineage,
<a href="../../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;node,
<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;rewritingMapping)</code></th>
<td class="colLast">
<div class="block">Replaces all the possible sub-expressions by input references
to the input node.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>private static <a href="../../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">AbstractMaterializedViewRule.</span><code><span class="memberNameLink"><a href="../../../rel/rules/AbstractMaterializedViewRule.html#shuttleReferences(org.apache.calcite.rex.RexBuilder,org.apache.calcite.rex.RexNode,org.apache.calcite.util.mapping.Mapping)">shuttleReferences</a></span>&#8203;(<a href="../../../rex/RexBuilder.html" title="class in org.apache.calcite.rex">RexBuilder</a>&nbsp;rexBuilder,
<a href="../../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;node,
<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping)</code></th>
<td class="colLast">
<div class="block">Replaces all the input references by the position in the
input column set.</div>
</td>
</tr>
</tbody>
</table>
</section>
</li>
<li class="blockList">
<section role="region"><a id="org.apache.calcite.sql2rel">
<!-- -->
</a>
<h3>Uses of <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a> in <a href="../../../sql2rel/package-summary.html">org.apache.calcite.sql2rel</a></h3>
<table class="useSummary">
<caption><span>Methods in <a href="../../../sql2rel/package-summary.html">org.apache.calcite.sql2rel</a> that return <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">RelFieldTrimmer.</span><code><span class="memberNameLink"><a href="../../../sql2rel/RelFieldTrimmer.html#createMapping(org.apache.calcite.util.ImmutableBitSet,int)">createMapping</a></span>&#8203;(<a href="../../ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a>&nbsp;fieldsUsed,
int&nbsp;fieldCount)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
</tbody>
</table>
<table class="useSummary">
<caption><span>Methods in <a href="../../../sql2rel/package-summary.html">org.apache.calcite.sql2rel</a> with parameters of type <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="../../../sql2rel/RelFieldTrimmer.TrimResult.html" title="class in org.apache.calcite.sql2rel">RelFieldTrimmer.TrimResult</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">RelFieldTrimmer.</span><code><span class="memberNameLink"><a href="../../../sql2rel/RelFieldTrimmer.html#result(org.apache.calcite.rel.RelNode,org.apache.calcite.util.mapping.Mapping)">result</a></span>&#8203;(<a href="../../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;r,
<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
</tbody>
</table>
<table class="useSummary">
<caption><span>Constructors in <a href="../../../sql2rel/package-summary.html">org.apache.calcite.sql2rel</a> with parameters of type <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Constructor</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../sql2rel/RelFieldTrimmer.TrimResult.html#%3Cinit%3E(org.apache.calcite.rel.RelNode,org.apache.calcite.util.mapping.Mapping)">TrimResult</a></span>&#8203;(<a href="../../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;left,
<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;right)</code></th>
<td class="colLast">
<div class="block">Creates a TrimResult.</div>
</td>
</tr>
</tbody>
</table>
</section>
</li>
<li class="blockList">
<section role="region"><a id="org.apache.calcite.tools">
<!-- -->
</a>
<h3>Uses of <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a> in <a href="../../../tools/package-summary.html">org.apache.calcite.tools</a></h3>
<table class="useSummary">
<caption><span>Methods in <a href="../../../tools/package-summary.html">org.apache.calcite.tools</a> with parameters of type <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../tools/RelBuilder.html" title="class in org.apache.calcite.tools">RelBuilder</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">RelBuilder.</span><code><span class="memberNameLink"><a href="../../../tools/RelBuilder.html#permute(org.apache.calcite.util.mapping.Mapping)">permute</a></span>&#8203;(<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
</tbody>
</table>
</section>
</li>
<li class="blockList">
<section role="region"><a id="org.apache.calcite.util">
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</a>
<h3>Uses of <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a> in <a href="../../package-summary.html">org.apache.calcite.util</a></h3>
<table class="useSummary">
<caption><span>Classes in <a href="../../package-summary.html">org.apache.calcite.util</a> that implement <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Class</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../Permutation.html" title="class in org.apache.calcite.util">Permutation</a></span></code></th>
<td class="colLast">
<div class="block">Represents a mapping which reorders elements in an array.</div>
</td>
</tr>
</tbody>
</table>
<table class="useSummary">
<caption><span>Methods in <a href="../../package-summary.html">org.apache.calcite.util</a> with parameters of type <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Permutation.</span><code><span class="memberNameLink"><a href="../../Permutation.html#setAll(org.apache.calcite.util.mapping.Mapping)">setAll</a></span>&#8203;(<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
</tbody>
</table>
</section>
</li>
<li class="blockList">
<section role="region"><a id="org.apache.calcite.util.mapping">
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</a>
<h3>Uses of <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a> in <a href="../package-summary.html">org.apache.calcite.util.mapping</a></h3>
<table class="useSummary">
<caption><span>Classes in <a href="../package-summary.html">org.apache.calcite.util.mapping</a> that implement <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Class</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../AbstractSourceMapping.html" title="class in org.apache.calcite.util.mapping">AbstractSourceMapping</a></span></code></th>
<td class="colLast">
<div class="block">Simple implementation of
<a href="../Mappings.TargetMapping.html" title="interface in org.apache.calcite.util.mapping"><code>Mappings.TargetMapping</code></a> where the
number of sources and targets are specified as constructor parameters and you
just need to implement one method,</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../AbstractTargetMapping.html" title="class in org.apache.calcite.util.mapping">AbstractTargetMapping</a></span></code></th>
<td class="colLast">
<div class="block">Simple implementation of
<a href="../Mappings.TargetMapping.html" title="interface in org.apache.calcite.util.mapping"><code>Mappings.TargetMapping</code></a> where the
number of sources and targets are specified as constructor parameters and you
just need to implement one method,</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../Mappings.AbstractMapping.html" title="class in org.apache.calcite.util.mapping">Mappings.AbstractMapping</a></span></code></th>
<td class="colLast">
<div class="block">Abstract implementation of <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping"><code>Mapping</code></a>.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../Mappings.FiniteAbstractMapping.html" title="class in org.apache.calcite.util.mapping">Mappings.FiniteAbstractMapping</a></span></code></th>
<td class="colLast">
<div class="block">Abstract implementation of mapping where both source and target
domains are finite.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../Mappings.IdentityMapping.html" title="class in org.apache.calcite.util.mapping">Mappings.IdentityMapping</a></span></code></th>
<td class="colLast">
<div class="block">The identity mapping, of a given size, or infinite.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>private static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../Mappings.InverseMapping.html" title="class in org.apache.calcite.util.mapping">Mappings.InverseMapping</a></span></code></th>
<td class="colLast">
<div class="block">Decorator which converts any <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping"><code>Mapping</code></a> into the inverse of itself.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../Mappings.OverridingSourceMapping.html" title="class in org.apache.calcite.util.mapping">Mappings.OverridingSourceMapping</a></span></code></th>
<td class="colLast">
<div class="block">Source mapping that returns the same result as a parent
<a href="../Mappings.SourceMapping.html" title="interface in org.apache.calcite.util.mapping"><code>Mappings.SourceMapping</code></a> except for specific overriding elements.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../Mappings.OverridingTargetMapping.html" title="class in org.apache.calcite.util.mapping">Mappings.OverridingTargetMapping</a></span></code></th>
<td class="colLast">
<div class="block">Target mapping that returns the same result as a parent
<a href="../Mappings.TargetMapping.html" title="interface in org.apache.calcite.util.mapping"><code>Mappings.TargetMapping</code></a> except for specific overriding elements.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>private static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../Mappings.PartialFunctionImpl.html" title="class in org.apache.calcite.util.mapping">Mappings.PartialFunctionImpl</a></span></code></th>
<td class="colLast">
<div class="block">Implementation of <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping"><code>Mapping</code></a> where a source can have at most one
target, and a target can have any number of sources.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../Mappings.PartialMapping.html" title="class in org.apache.calcite.util.mapping">Mappings.PartialMapping</a></span></code></th>
<td class="colLast">
<div class="block">A mapping where a source has at most one target, and every target has at
most one source.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package private) static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../Mappings.SurjectionWithInverse.html" title="class in org.apache.calcite.util.mapping">Mappings.SurjectionWithInverse</a></span></code></th>
<td class="colLast">
<div class="block">A surjection with inverse has precisely one source for each target.</div>
</td>
</tr>
</tbody>
</table>
<table class="useSummary">
<caption><span>Fields in <a href="../package-summary.html">org.apache.calcite.util.mapping</a> declared as <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Field</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>private <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.InverseMapping.</span><code><span class="memberNameLink"><a href="../Mappings.InverseMapping.html#parent">parent</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
</tbody>
</table>
<table class="useSummary">
<caption><span>Methods in <a href="../package-summary.html">org.apache.calcite.util.mapping</a> that return <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>static <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.</span><code><span class="memberNameLink"><a href="../Mappings.html#bijection(java.util.List)">bijection</a></span>&#8203;(java.util.List&lt;java.lang.Integer&gt;&nbsp;targets)</code></th>
<td class="colLast">
<div class="block">Creates a bijection.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.</span><code><span class="memberNameLink"><a href="../Mappings.html#bijection(java.util.Map)">bijection</a></span>&#8203;(java.util.Map&lt;java.lang.Integer,&#8203;java.lang.Integer&gt;&nbsp;targets)</code></th>
<td class="colLast">
<div class="block">Creates a bijection.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.</span><code><span class="memberNameLink"><a href="../Mappings.html#create(org.apache.calcite.util.mapping.MappingType,int,int)">create</a></span>&#8203;(<a href="../MappingType.html" title="enum in org.apache.calcite.util.mapping">MappingType</a>&nbsp;mappingType,
int&nbsp;sourceCount,
int&nbsp;targetCount)</code></th>
<td class="colLast">
<div class="block">Creates a mapping with required properties.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.</span><code><span class="memberNameLink"><a href="../Mappings.html#divide(org.apache.calcite.util.mapping.Mapping,org.apache.calcite.util.mapping.Mapping)">divide</a></span>&#8203;(<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping1,
<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping2)</code></th>
<td class="colLast">
<div class="block">Divides one mapping by another.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">AbstractSourceMapping.</span><code><span class="memberNameLink"><a href="../AbstractSourceMapping.html#inverse()">inverse</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">AbstractTargetMapping.</span><code><span class="memberNameLink"><a href="../AbstractTargetMapping.html#inverse()">inverse</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.IdentityMapping.</span><code><span class="memberNameLink"><a href="../Mappings.IdentityMapping.html#inverse()">inverse</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.InverseMapping.</span><code><span class="memberNameLink"><a href="../Mappings.InverseMapping.html#inverse()">inverse</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.OverridingSourceMapping.</span><code><span class="memberNameLink"><a href="../Mappings.OverridingSourceMapping.html#inverse()">inverse</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.OverridingTargetMapping.</span><code><span class="memberNameLink"><a href="../Mappings.OverridingTargetMapping.html#inverse()">inverse</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.PartialFunctionImpl.</span><code><span class="memberNameLink"><a href="../Mappings.PartialFunctionImpl.html#inverse()">inverse</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.PartialMapping.</span><code><span class="memberNameLink"><a href="../Mappings.PartialMapping.html#inverse()">inverse</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.SourceMapping.</span><code><span class="memberNameLink"><a href="../Mappings.SourceMapping.html#inverse()">inverse</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.TargetMapping.</span><code><span class="memberNameLink"><a href="../Mappings.TargetMapping.html#inverse()">inverse</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.</span><code><span class="memberNameLink"><a href="../Mappings.html#invert(org.apache.calcite.util.mapping.Mapping)">invert</a></span>&#8203;(<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping)</code></th>
<td class="colLast">
<div class="block">Converts a mapping to its inverse.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.</span><code><span class="memberNameLink"><a href="../Mappings.html#multiply(org.apache.calcite.util.mapping.Mapping,org.apache.calcite.util.mapping.Mapping)">multiply</a></span>&#8203;(<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping1,
<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping2)</code></th>
<td class="colLast">
<div class="block">Multiplies one mapping by another.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.</span><code><span class="memberNameLink"><a href="../Mappings.html#source(java.util.List,int)">source</a></span>&#8203;(java.util.List&lt;java.lang.Integer&gt;&nbsp;targets,
int&nbsp;targetCount)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.</span><code><span class="memberNameLink"><a href="../Mappings.html#target(java.lang.Iterable,int,int)">target</a></span>&#8203;(java.lang.Iterable&lt;<a href="../IntPair.html" title="class in org.apache.calcite.util.mapping">IntPair</a>&gt;&nbsp;pairs,
int&nbsp;sourceCount,
int&nbsp;targetCount)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.</span><code><span class="memberNameLink"><a href="../Mappings.html#target(java.util.List,int)">target</a></span>&#8203;(java.util.List&lt;java.lang.Integer&gt;&nbsp;sources,
int&nbsp;sourceCount)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
</tbody>
</table>
<table class="useSummary">
<caption><span>Methods in <a href="../package-summary.html">org.apache.calcite.util.mapping</a> with parameters of type <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>static java.util.BitSet</code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.</span><code><span class="memberNameLink"><a href="../Mappings.html#apply(org.apache.calcite.util.mapping.Mapping,java.util.BitSet)">apply</a></span>&#8203;(<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping,
java.util.BitSet&nbsp;bitSet)</code></th>
<td class="colLast">
<div class="block">Applies a mapping to a BitSet.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static &lt;T&gt;&nbsp;java.util.List&lt;T&gt;</code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.</span><code><span class="memberNameLink"><a href="../Mappings.html#apply(org.apache.calcite.util.mapping.Mapping,java.util.List)">apply</a></span>&#8203;(<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping,
java.util.List&lt;T&gt;&nbsp;list)</code></th>
<td class="colLast">
<div class="block">Applies a mapping to a list.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static <a href="../../ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.</span><code><span class="memberNameLink"><a href="../Mappings.html#apply(org.apache.calcite.util.mapping.Mapping,org.apache.calcite.util.ImmutableBitSet)">apply</a></span>&#8203;(<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping,
<a href="../../ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a>&nbsp;bitSet)</code></th>
<td class="colLast">
<div class="block">Applies a mapping to an <code>ImmutableBitSet</code>.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static com.google.common.collect.ImmutableList&lt;<a href="../../ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a>&gt;</code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.</span><code><span class="memberNameLink"><a href="../Mappings.html#apply2(org.apache.calcite.util.mapping.Mapping,java.lang.Iterable)">apply2</a></span>&#8203;(<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping,
java.lang.Iterable&lt;<a href="../../ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a>&gt;&nbsp;bitSets)</code></th>
<td class="colLast">
<div class="block">Applies a mapping to a collection of <code>ImmutableBitSet</code>s.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static java.util.List&lt;java.lang.Integer&gt;</code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.</span><code><span class="memberNameLink"><a href="../Mappings.html#apply2(org.apache.calcite.util.mapping.Mapping,java.util.List)">apply2</a></span>&#8203;(<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping,
java.util.List&lt;java.lang.Integer&gt;&nbsp;list)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static &lt;T&gt;&nbsp;java.util.List&lt;T&gt;</code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.</span><code><span class="memberNameLink"><a href="../Mappings.html#apply3(org.apache.calcite.util.mapping.Mapping,java.util.List)">apply3</a></span>&#8203;(<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping,
java.util.List&lt;T&gt;&nbsp;list)</code></th>
<td class="colLast">
<div class="block">Creates a view of a list, permuting according to a mapping.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.</span><code><span class="memberNameLink"><a href="../Mappings.html#divide(org.apache.calcite.util.mapping.Mapping,org.apache.calcite.util.mapping.Mapping)">divide</a></span>&#8203;(<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping1,
<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping2)</code></th>
<td class="colLast">
<div class="block">Divides one mapping by another.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.</span><code><span class="memberNameLink"><a href="../Mappings.html#invert(org.apache.calcite.util.mapping.Mapping)">invert</a></span>&#8203;(<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping)</code></th>
<td class="colLast">
<div class="block">Converts a mapping to its inverse.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.</span><code><span class="memberNameLink"><a href="../Mappings.html#multiply(org.apache.calcite.util.mapping.Mapping,org.apache.calcite.util.mapping.Mapping)">multiply</a></span>&#8203;(<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping1,
<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping2)</code></th>
<td class="colLast">
<div class="block">Multiplies one mapping by another.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">Mappings.PartialFunctionImpl.</span><code><span class="memberNameLink"><a href="../Mappings.PartialFunctionImpl.html#setAll(org.apache.calcite.util.mapping.Mapping)">setAll</a></span>&#8203;(<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;mapping)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
</tbody>
</table>
<table class="useSummary">
<caption><span>Constructors in <a href="../package-summary.html">org.apache.calcite.util.mapping</a> with parameters of type <a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Constructor</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../Mappings.InverseMapping.html#%3Cinit%3E(org.apache.calcite.util.mapping.Mapping)">InverseMapping</a></span>&#8203;(<a href="../Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a>&nbsp;parent)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
</tbody>
</table>
</section>
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