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| <div class="subTitle"><span class="packageLabelInType">Package</span> <a href="package-summary.html">org.apache.calcite.rel.rules</a></div> |
| <h2 title="Class MultiJoin" class="title">Class MultiJoin</h2> |
| </div> |
| <div class="contentContainer"> |
| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="../AbstractRelNode.html" title="class in org.apache.calcite.rel">org.apache.calcite.rel.AbstractRelNode</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.calcite.rel.rules.MultiJoin</li> |
| </ul> |
| </li> |
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| <dt>All Implemented Interfaces:</dt> |
| <dd><code>java.lang.Cloneable</code>, <code><a href="../../plan/RelOptNode.html" title="interface in org.apache.calcite.plan">RelOptNode</a></code>, <code><a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></dd> |
| </dl> |
| <hr> |
| <pre>public final class <span class="typeNameLabel">MultiJoin</span> |
| extends <a href="../AbstractRelNode.html" title="class in org.apache.calcite.rel">AbstractRelNode</a></pre> |
| <div class="block">A MultiJoin represents a join of N inputs, whereas regular Joins |
| represent strictly binary joins.</div> |
| </li> |
| </ul> |
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| </a> |
| <h3>Nested classes/interfaces inherited from interface org.apache.calcite.rel.<a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></h3> |
| <code><a href="../RelNode.Context.html" title="interface in org.apache.calcite.rel">RelNode.Context</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| <!-- =========== FIELD SUMMARY =========== --> |
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| </a> |
| <h3>Field Summary</h3> |
| <table class="memberSummary"> |
| <caption><span>Fields</span><span class="tabEnd"> </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> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private java.util.List<<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="#inputs">inputs</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isFullOuterJoin">isFullOuterJoin</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>com.google.common.collect.ImmutableMap<java.lang.Integer,​<a href="../../util/ImmutableIntList.html" title="class in org.apache.calcite.util">ImmutableIntList</a>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#joinFieldRefCountsMap">joinFieldRefCountsMap</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <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="#joinFilter">joinFilter</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private com.google.common.collect.ImmutableList<<a href="../core/JoinRelType.html" title="enum in org.apache.calcite.rel.core">JoinRelType</a>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#joinTypes">joinTypes</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private java.util.List<<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="#outerJoinConditions">outerJoinConditions</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <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="#postJoinFilter">postJoinFilter</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private java.util.List<<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="#projFields">projFields</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <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="#rowType">rowType</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a id="fields.inherited.from.class.org.apache.calcite.rel.AbstractRelNode"> |
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| </a> |
| <h3>Fields inherited from class org.apache.calcite.rel.<a href="../AbstractRelNode.html" title="class in org.apache.calcite.rel">AbstractRelNode</a></h3> |
| <code><a href="../AbstractRelNode.html#digest">digest</a>, <a href="../AbstractRelNode.html#id">id</a>, <a href="../AbstractRelNode.html#traitSet">traitSet</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| <section role="region"> |
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| <li class="blockList"><a id="constructor.summary"> |
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| </a> |
| <h3>Constructor Summary</h3> |
| <table class="memberSummary"> |
| <caption><span>Constructors</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Constructor</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tr class="altColor"> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.calcite.plan.RelOptCluster,java.util.List,org.apache.calcite.rex.RexNode,org.apache.calcite.rel.type.RelDataType,boolean,java.util.List,java.util.List,java.util.List,com.google.common.collect.ImmutableMap,org.apache.calcite.rex.RexNode)">MultiJoin</a></span>​(<a href="../../plan/RelOptCluster.html" title="class in org.apache.calcite.plan">RelOptCluster</a> cluster, |
| java.util.List<<a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>> inputs, |
| <a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a> joinFilter, |
| <a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a> rowType, |
| boolean isFullOuterJoin, |
| java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> outerJoinConditions, |
| java.util.List<<a href="../core/JoinRelType.html" title="enum in org.apache.calcite.rel.core">JoinRelType</a>> joinTypes, |
| java.util.List<<a href="../../util/ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a>> projFields, |
| com.google.common.collect.ImmutableMap<java.lang.Integer,​<a href="../../util/ImmutableIntList.html" title="class in org.apache.calcite.util">ImmutableIntList</a>> joinFieldRefCountsMap, |
| <a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a> postJoinFilter)</code></th> |
| <td class="colLast"> |
| <div class="block">Constructs a MultiJoin.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| </section> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <section role="region"> |
| <ul class="blockList"> |
| <li class="blockList"><a id="method.summary"> |
| <!-- --> |
| </a> |
| <h3>Method Summary</h3> |
| <table class="memberSummary"> |
| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></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> |
| <tr id="i0" class="altColor"> |
| <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="#accept(org.apache.calcite.rex.RexShuttle)">accept</a></span>​(<a href="../../rex/RexShuttle.html" title="class in org.apache.calcite.rex">RexShuttle</a> shuttle)</code></th> |
| <td class="colLast"> |
| <div class="block">Accepts a visit from a shuttle.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>private java.util.Map<java.lang.Integer,​int[]></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#cloneJoinFieldRefCountsMap()">cloneJoinFieldRefCountsMap</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Returns a deep copy of <a href="#joinFieldRefCountsMap"><code>joinFieldRefCountsMap</code></a>.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>(package private) boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#containsOuter()">containsOuter</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <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="#copy(org.apache.calcite.plan.RelTraitSet,java.util.List)">copy</a></span>​(<a href="../../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a> traitSet, |
| java.util.List<<a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>> inputs)</code></th> |
| <td class="colLast"> |
| <div class="block">Creates a copy of this relational expression, perhaps changing traits and |
| inputs.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <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="#deriveRowType()">deriveRowType</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code><a href="../RelWriter.html" title="interface in org.apache.calcite.rel">RelWriter</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#explainTerms(org.apache.calcite.rel.RelWriter)">explainTerms</a></span>​(<a href="../RelWriter.html" title="interface in org.apache.calcite.rel">RelWriter</a> pw)</code></th> |
| <td class="colLast"> |
| <div class="block">Describes the inputs and attributes of this relational expression.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>java.util.List<<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="#getChildExps()">getChildExps</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Returns a list of this relational expression's child expressions.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>java.util.Map<java.lang.Integer,​int[]></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getCopyJoinFieldRefCountsMap()">getCopyJoinFieldRefCountsMap</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>java.util.List<<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="#getInputs()">getInputs</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Returns an array of this relational expression's inputs.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>com.google.common.collect.ImmutableMap<java.lang.Integer,​<a href="../../util/ImmutableIntList.html" title="class in org.apache.calcite.util">ImmutableIntList</a>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getJoinFieldRefCountsMap()">getJoinFieldRefCountsMap</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <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="#getJoinFilter()">getJoinFilter</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>java.util.List<<a href="../core/JoinRelType.html" title="enum in org.apache.calcite.rel.core">JoinRelType</a>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getJoinTypes()">getJoinTypes</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>java.util.List<<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="#getOuterJoinConditions()">getOuterJoinConditions</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i13" 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="#getPostJoinFilter()">getPostJoinFilter</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code>java.util.List<<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="#getProjFields()">getProjFields</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isFullOuterJoin()">isFullOuterJoin</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i16" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#replaceInput(int,org.apache.calcite.rel.RelNode)">replaceInput</a></span>​(int ordinalInParent, |
| <a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> p)</code></th> |
| <td class="colLast"> |
| <div class="block">Replaces the <code>ordinalInParent</code><sup>th</sup> input.</div> |
| </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a id="methods.inherited.from.class.org.apache.calcite.rel.AbstractRelNode"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class org.apache.calcite.rel.<a href="../AbstractRelNode.html" title="class in org.apache.calcite.rel">AbstractRelNode</a></h3> |
| <code><a href="../AbstractRelNode.html#accept(org.apache.calcite.rel.RelShuttle)">accept</a>, <a href="../AbstractRelNode.html#childrenAccept(org.apache.calcite.rel.RelVisitor)">childrenAccept</a>, <a href="../AbstractRelNode.html#collectVariablesSet(java.util.Set)">collectVariablesSet</a>, <a href="../AbstractRelNode.html#collectVariablesUsed(java.util.Set)">collectVariablesUsed</a>, <a href="../AbstractRelNode.html#computeDigest()">computeDigest</a>, <a href="../AbstractRelNode.html#computeSelfCost(org.apache.calcite.plan.RelOptPlanner)">computeSelfCost</a>, <a href="../AbstractRelNode.html#computeSelfCost(org.apache.calcite.plan.RelOptPlanner,org.apache.calcite.rel.metadata.RelMetadataQuery)">computeSelfCost</a>, <a href="../AbstractRelNode.html#estimateRowCount(org.apache.calcite.rel.metadata.RelMetadataQuery)">estimateRowCount</a>, <a href="../AbstractRelNode.html#explain(org.apache.calcite.rel.RelWriter)">explain</a>, <a href="../AbstractRelNode.html#getCluster()">getCluster</a>, <a href="../AbstractRelNode.html#getCollationList()">getCollationList</a>, <a href="../AbstractRelNode.html#getConvention()">getConvention</a>, <a href="../AbstractRelNode.html#getCorrelVariable()">getCorrelVariable</a>, <a href="../AbstractRelNode.html#getDescription()">getDescription</a>, <a href="../AbstractRelNode.html#getDigest()">getDigest</a>, <a href="../AbstractRelNode.html#getExpectedInputRowType(int)">getExpectedInputRowType</a>, <a href="../AbstractRelNode.html#getId()">getId</a>, <a href="../AbstractRelNode.html#getInput(int)">getInput</a>, <a href="../AbstractRelNode.html#getQuery()">getQuery</a>, <a href="../AbstractRelNode.html#getRelTypeName()">getRelTypeName</a>, <a href="../AbstractRelNode.html#getRows()">getRows</a>, <a href="../AbstractRelNode.html#getRowType()">getRowType</a>, <a href="../AbstractRelNode.html#getTable()">getTable</a>, <a href="../AbstractRelNode.html#getTraitSet()">getTraitSet</a>, <a href="../AbstractRelNode.html#getVariablesSet()">getVariablesSet</a>, <a href="../AbstractRelNode.html#getVariablesStopped()">getVariablesStopped</a>, <a href="../AbstractRelNode.html#isDistinct()">isDistinct</a>, <a href="../AbstractRelNode.html#isKey(org.apache.calcite.util.ImmutableBitSet)">isKey</a>, <a href="../AbstractRelNode.html#isValid(boolean)">isValid</a>, <a href="../AbstractRelNode.html#isValid(org.apache.calcite.util.Litmus,org.apache.calcite.rel.RelNode.Context)">isValid</a>, <a href="../AbstractRelNode.html#metadata(java.lang.Class,org.apache.calcite.rel.metadata.RelMetadataQuery)">metadata</a>, <a href="../AbstractRelNode.html#onRegister(org.apache.calcite.plan.RelOptPlanner)">onRegister</a>, <a href="../AbstractRelNode.html#recomputeDigest()">recomputeDigest</a>, <a href="../AbstractRelNode.html#register(org.apache.calcite.plan.RelOptPlanner)">register</a>, <a href="../AbstractRelNode.html#sole(java.util.List)">sole</a>, <a href="../AbstractRelNode.html#toString()">toString</a></code></li> |
| </ul> |
| <ul class="blockList"> |
| <li class="blockList"><a id="methods.inherited.from.class.java.lang.Object"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class java.lang.Object</h3> |
| <code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait</code></li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ============ FIELD DETAIL =========== --> |
| <section role="region"> |
| <ul class="blockList"> |
| <li class="blockList"><a id="field.detail"> |
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| </a> |
| <h3>Field Detail</h3> |
| <a id="inputs"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>inputs</h4> |
| <pre>private final java.util.List<<a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>> inputs</pre> |
| </li> |
| </ul> |
| <a id="joinFilter"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>joinFilter</h4> |
| <pre>private final <a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a> joinFilter</pre> |
| </li> |
| </ul> |
| <a id="rowType"> |
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| </a> |
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| <h4>rowType</h4> |
| <pre>private final <a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a> rowType</pre> |
| </li> |
| </ul> |
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| <h4>isFullOuterJoin</h4> |
| <pre>private final boolean isFullOuterJoin</pre> |
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| <h4>outerJoinConditions</h4> |
| <pre>private final java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> outerJoinConditions</pre> |
| </li> |
| </ul> |
| <a id="joinTypes"> |
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| <h4>joinTypes</h4> |
| <pre>private final com.google.common.collect.ImmutableList<<a href="../core/JoinRelType.html" title="enum in org.apache.calcite.rel.core">JoinRelType</a>> joinTypes</pre> |
| </li> |
| </ul> |
| <a id="projFields"> |
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| </a> |
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| <h4>projFields</h4> |
| <pre>private final java.util.List<<a href="../../util/ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a>> projFields</pre> |
| </li> |
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| <h4>joinFieldRefCountsMap</h4> |
| <pre>public final com.google.common.collect.ImmutableMap<java.lang.Integer,​<a href="../../util/ImmutableIntList.html" title="class in org.apache.calcite.util">ImmutableIntList</a>> joinFieldRefCountsMap</pre> |
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| <h4>postJoinFilter</h4> |
| <pre>private final <a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a> postJoinFilter</pre> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <section role="region"> |
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| </a> |
| <h3>Constructor Detail</h3> |
| <a id="<init>(org.apache.calcite.plan.RelOptCluster,java.util.List,org.apache.calcite.rex.RexNode,org.apache.calcite.rel.type.RelDataType,boolean,java.util.List,java.util.List,java.util.List,com.google.common.collect.ImmutableMap,org.apache.calcite.rex.RexNode)"> |
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| <h4>MultiJoin</h4> |
| <pre>public MultiJoin​(<a href="../../plan/RelOptCluster.html" title="class in org.apache.calcite.plan">RelOptCluster</a> cluster, |
| java.util.List<<a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>> inputs, |
| <a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a> joinFilter, |
| <a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a> rowType, |
| boolean isFullOuterJoin, |
| java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> outerJoinConditions, |
| java.util.List<<a href="../core/JoinRelType.html" title="enum in org.apache.calcite.rel.core">JoinRelType</a>> joinTypes, |
| java.util.List<<a href="../../util/ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a>> projFields, |
| com.google.common.collect.ImmutableMap<java.lang.Integer,​<a href="../../util/ImmutableIntList.html" title="class in org.apache.calcite.util">ImmutableIntList</a>> joinFieldRefCountsMap, |
| <a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a> postJoinFilter)</pre> |
| <div class="block">Constructs a MultiJoin.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>cluster</code> - cluster that join belongs to</dd> |
| <dd><code>inputs</code> - inputs into this multi-join</dd> |
| <dd><code>joinFilter</code> - join filter applicable to this join node</dd> |
| <dd><code>rowType</code> - row type of the join result of this node</dd> |
| <dd><code>isFullOuterJoin</code> - true if the join is a full outer join</dd> |
| <dd><code>outerJoinConditions</code> - outer join condition associated with each join |
| input, if the input is null-generating in a |
| left or right outer join; null otherwise</dd> |
| <dd><code>joinTypes</code> - the join type corresponding to each input; if |
| an input is null-generating in a left or right |
| outer join, the entry indicates the type of |
| outer join; otherwise, the entry is set to |
| INNER</dd> |
| <dd><code>projFields</code> - fields that will be projected from each input; |
| if null, projection information is not |
| available yet so it's assumed that all fields |
| from the input are projected</dd> |
| <dd><code>joinFieldRefCountsMap</code> - counters of the number of times each field |
| is referenced in join conditions, indexed by |
| the input #</dd> |
| <dd><code>postJoinFilter</code> - filter to be applied after the joins are</dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| <!-- ============ METHOD DETAIL ========== --> |
| <section role="region"> |
| <ul class="blockList"> |
| <li class="blockList"><a id="method.detail"> |
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| </a> |
| <h3>Method Detail</h3> |
| <a id="replaceInput(int,org.apache.calcite.rel.RelNode)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>replaceInput</h4> |
| <pre class="methodSignature">public void replaceInput​(int ordinalInParent, |
| <a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> p)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelNode.html#replaceInput(int,org.apache.calcite.rel.RelNode)">RelNode</a></code></span></div> |
| <div class="block">Replaces the <code>ordinalInParent</code><sup>th</sup> input. You must |
| override this method if you override <a href="../RelNode.html#getInputs()"><code>RelNode.getInputs()</code></a>.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelNode.html#replaceInput(int,org.apache.calcite.rel.RelNode)">replaceInput</a></code> in interface <code><a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelNode.html#replaceInput(int,org.apache.calcite.rel.RelNode)">replaceInput</a></code> in class <code><a href="../AbstractRelNode.html" title="class in org.apache.calcite.rel">AbstractRelNode</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>ordinalInParent</code> - Position of the child input, 0 is the first</dd> |
| <dd><code>p</code> - New node that should be put at position <code>ordinalInParent</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="copy(org.apache.calcite.plan.RelTraitSet,java.util.List)"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>copy</h4> |
| <pre class="methodSignature">public <a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> copy​(<a href="../../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a> traitSet, |
| java.util.List<<a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>> inputs)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelNode.html#copy(org.apache.calcite.plan.RelTraitSet,java.util.List)">RelNode</a></code></span></div> |
| <div class="block">Creates a copy of this relational expression, perhaps changing traits and |
| inputs. |
| |
| <p>Sub-classes with other important attributes are encouraged to create |
| variants of this method with more parameters.</p></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelNode.html#copy(org.apache.calcite.plan.RelTraitSet,java.util.List)">copy</a></code> in interface <code><a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelNode.html#copy(org.apache.calcite.plan.RelTraitSet,java.util.List)">copy</a></code> in class <code><a href="../AbstractRelNode.html" title="class in org.apache.calcite.rel">AbstractRelNode</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>traitSet</code> - Trait set</dd> |
| <dd><code>inputs</code> - Inputs</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Copy of this relational expression, substituting traits and |
| inputs</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="cloneJoinFieldRefCountsMap()"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>cloneJoinFieldRefCountsMap</h4> |
| <pre class="methodSignature">private java.util.Map<java.lang.Integer,​int[]> cloneJoinFieldRefCountsMap()</pre> |
| <div class="block">Returns a deep copy of <a href="#joinFieldRefCountsMap"><code>joinFieldRefCountsMap</code></a>.</div> |
| </li> |
| </ul> |
| <a id="explainTerms(org.apache.calcite.rel.RelWriter)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>explainTerms</h4> |
| <pre class="methodSignature">public <a href="../RelWriter.html" title="interface in org.apache.calcite.rel">RelWriter</a> explainTerms​(<a href="../RelWriter.html" title="interface in org.apache.calcite.rel">RelWriter</a> pw)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../AbstractRelNode.html#explainTerms(org.apache.calcite.rel.RelWriter)">AbstractRelNode</a></code></span></div> |
| <div class="block">Describes the inputs and attributes of this relational expression. |
| Each node should call <code>super.explainTerms</code>, then call the |
| <a href="../RelWriter.html#input(java.lang.String,org.apache.calcite.rel.RelNode)"><code>RelWriter.input(String, RelNode)</code></a> |
| and |
| <a href="../externalize/RelWriterImpl.html#item(java.lang.String,java.lang.Object)"><code>RelWriterImpl.item(String, Object)</code></a> |
| methods for each input and attribute.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelNode.html#explainTerms(org.apache.calcite.rel.RelWriter)">explainTerms</a></code> in class <code><a href="../AbstractRelNode.html" title="class in org.apache.calcite.rel">AbstractRelNode</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>pw</code> - Plan writer</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Plan writer for fluent-explain pattern</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="deriveRowType()"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>deriveRowType</h4> |
| <pre class="methodSignature">public <a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a> deriveRowType()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelNode.html#deriveRowType()">deriveRowType</a></code> in class <code><a href="../AbstractRelNode.html" title="class in org.apache.calcite.rel">AbstractRelNode</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="getInputs()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getInputs</h4> |
| <pre class="methodSignature">public java.util.List<<a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>> getInputs()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelNode.html#getInputs()">RelNode</a></code></span></div> |
| <div class="block">Returns an array of this relational expression's inputs. If there are no |
| inputs, returns an empty list, not <code>null</code>.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelNode.html#getInputs()">getInputs</a></code> in interface <code><a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../plan/RelOptNode.html#getInputs()">getInputs</a></code> in interface <code><a href="../../plan/RelOptNode.html" title="interface in org.apache.calcite.plan">RelOptNode</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelNode.html#getInputs()">getInputs</a></code> in class <code><a href="../AbstractRelNode.html" title="class in org.apache.calcite.rel">AbstractRelNode</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Array of this relational expression's inputs</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="getChildExps()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getChildExps</h4> |
| <pre class="methodSignature">public java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> getChildExps()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelNode.html#getChildExps()">RelNode</a></code></span></div> |
| <div class="block">Returns a list of this relational expression's child expressions. |
| (These are scalar expressions, and so do not include the relational |
| inputs that are returned by <a href="../RelNode.html#getInputs()"><code>RelNode.getInputs()</code></a>. |
| |
| <p>The caller should treat the list as unmodifiable; typical |
| implementations will return an immutable list. If there are no |
| child expressions, returns an empty list, not <code>null</code>.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelNode.html#getChildExps()">getChildExps</a></code> in interface <code><a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelNode.html#getChildExps()">getChildExps</a></code> in class <code><a href="../AbstractRelNode.html" title="class in org.apache.calcite.rel">AbstractRelNode</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>List of this relational expression's child expressions</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../RelNode.html#accept(org.apache.calcite.rex.RexShuttle)"><code>RelNode.accept(org.apache.calcite.rex.RexShuttle)</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="accept(org.apache.calcite.rex.RexShuttle)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>accept</h4> |
| <pre class="methodSignature">public <a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> accept​(<a href="../../rex/RexShuttle.html" title="class in org.apache.calcite.rex">RexShuttle</a> shuttle)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelNode.html#accept(org.apache.calcite.rex.RexShuttle)">RelNode</a></code></span></div> |
| <div class="block">Accepts a visit from a shuttle. If the shuttle updates expression, then |
| a copy of the relation should be created.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelNode.html#accept(org.apache.calcite.rex.RexShuttle)">accept</a></code> in interface <code><a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelNode.html#accept(org.apache.calcite.rex.RexShuttle)">accept</a></code> in class <code><a href="../AbstractRelNode.html" title="class in org.apache.calcite.rel">AbstractRelNode</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>shuttle</code> - Shuttle</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>A copy of this node incorporating changes made by the shuttle to |
| this node's children</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="getJoinFilter()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getJoinFilter</h4> |
| <pre class="methodSignature">public <a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a> getJoinFilter()</pre> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>join filters associated with this MultiJoin</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="isFullOuterJoin()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>isFullOuterJoin</h4> |
| <pre class="methodSignature">public boolean isFullOuterJoin()</pre> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if the MultiJoin corresponds to a full outer join.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="getOuterJoinConditions()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getOuterJoinConditions</h4> |
| <pre class="methodSignature">public java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> getOuterJoinConditions()</pre> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>outer join conditions for null-generating inputs</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="getJoinTypes()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getJoinTypes</h4> |
| <pre class="methodSignature">public java.util.List<<a href="../core/JoinRelType.html" title="enum in org.apache.calcite.rel.core">JoinRelType</a>> getJoinTypes()</pre> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>join types of each input</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="getProjFields()"> |
| <!-- --> |
| </a> |
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| <li class="blockList"> |
| <h4>getProjFields</h4> |
| <pre class="methodSignature">public java.util.List<<a href="../../util/ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a>> getProjFields()</pre> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>bitmaps representing the fields projected from each input; if an |
| entry is null, all fields are projected</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="getJoinFieldRefCountsMap()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getJoinFieldRefCountsMap</h4> |
| <pre class="methodSignature">public com.google.common.collect.ImmutableMap<java.lang.Integer,​<a href="../../util/ImmutableIntList.html" title="class in org.apache.calcite.util">ImmutableIntList</a>> getJoinFieldRefCountsMap()</pre> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the map of reference counts for each input, representing the |
| fields accessed in join conditions</dd> |
| </dl> |
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| <a id="getCopyJoinFieldRefCountsMap()"> |
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| <h4>getCopyJoinFieldRefCountsMap</h4> |
| <pre class="methodSignature">public java.util.Map<java.lang.Integer,​int[]> getCopyJoinFieldRefCountsMap()</pre> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a copy of the map of reference counts for each input, |
| representing the fields accessed in join conditions</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="getPostJoinFilter()"> |
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| <h4>getPostJoinFilter</h4> |
| <pre class="methodSignature">public <a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a> getPostJoinFilter()</pre> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>post-join filter associated with this MultiJoin</dd> |
| </dl> |
| </li> |
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| <h4>containsOuter</h4> |
| <pre class="methodSignature">boolean containsOuter()</pre> |
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