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| <li class="navBarCell1Rev">Class</li> |
| <li><a href="class-use/JoinPrel.html">Use</a></li> |
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| <li><a href="../../../../../../org/apache/drill/exec/planner/physical/HashToRandomExchangePrel.html" title="class in org.apache.drill.exec.planner.physical"><span class="typeNameLink">Prev Class</span></a></li> |
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| <ul class="subNavList"> |
| <li>Summary: </li> |
| <li>Nested | </li> |
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| <li><a href="#method.summary">Method</a></li> |
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| <li>Detail: </li> |
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| <!-- ======== START OF CLASS DATA ======== --> |
| <div class="header"> |
| <div class="subTitle">org.apache.drill.exec.planner.physical</div> |
| <h2 title="Class JoinPrel" class="title">Class JoinPrel</h2> |
| </div> |
| <div class="contentContainer"> |
| <ul class="inheritance"> |
| <li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.calcite.rel.AbstractRelNode</li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.calcite.rel.BiRel</li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.calcite.rel.core.Join</li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="../../../../../../org/apache/drill/exec/planner/common/DrillJoinRelBase.html" title="class in org.apache.drill.exec.planner.common">org.apache.drill.exec.planner.common.DrillJoinRelBase</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.drill.exec.planner.physical.JoinPrel</li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <div class="description"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <dl> |
| <dt>All Implemented Interfaces:</dt> |
| <dd><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Cloneable.html?is-external=true" title="class or interface in java.lang">Cloneable</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><<a href="../../../../../../org/apache/drill/exec/planner/physical/Prel.html" title="interface in org.apache.drill.exec.planner.physical">Prel</a>>, org.apache.calcite.plan.RelOptNode, org.apache.calcite.rel.RelNode, <a href="../../../../../../org/apache/drill/exec/planner/common/DrillRelNode.html" title="interface in org.apache.drill.exec.planner.common">DrillRelNode</a>, <a href="../../../../../../org/apache/drill/exec/planner/logical/DrillJoin.html" title="interface in org.apache.drill.exec.planner.logical">DrillJoin</a>, <a href="../../../../../../org/apache/drill/exec/planner/physical/Prel.html" title="interface in org.apache.drill.exec.planner.physical">Prel</a></dd> |
| </dl> |
| <dl> |
| <dt>Direct Known Subclasses:</dt> |
| <dd><a href="../../../../../../org/apache/drill/exec/planner/physical/HashJoinPrel.html" title="class in org.apache.drill.exec.planner.physical">HashJoinPrel</a>, <a href="../../../../../../org/apache/drill/exec/planner/physical/MergeJoinPrel.html" title="class in org.apache.drill.exec.planner.physical">MergeJoinPrel</a>, <a href="../../../../../../org/apache/drill/exec/planner/physical/NestedLoopJoinPrel.html" title="class in org.apache.drill.exec.planner.physical">NestedLoopJoinPrel</a>, <a href="../../../../../../org/apache/drill/exec/planner/physical/RowKeyJoinPrel.html" title="class in org.apache.drill.exec.planner.physical">RowKeyJoinPrel</a></dd> |
| </dl> |
| <hr> |
| <br> |
| <pre>public abstract class <span class="typeNameLabel">JoinPrel</span> |
| extends <a href="../../../../../../org/apache/drill/exec/planner/common/DrillJoinRelBase.html" title="class in org.apache.drill.exec.planner.common">DrillJoinRelBase</a> |
| implements <a href="../../../../../../org/apache/drill/exec/planner/physical/Prel.html" title="interface in org.apache.drill.exec.planner.physical">Prel</a></pre> |
| <div class="block">Base class for MergeJoinPrel and HashJoinPrel</div> |
| </li> |
| </ul> |
| </div> |
| <div class="summary"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ======== NESTED CLASS SUMMARY ======== --> |
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| </a> |
| <h3>Nested Class Summary</h3> |
| <ul class="blockList"> |
| <li class="blockList"><a name="nested.classes.inherited.from.class.org.apache.calcite.rel.RelNode"> |
| <!-- --> |
| </a> |
| <h3>Nested classes/interfaces inherited from interface org.apache.calcite.rel.RelNode</h3> |
| <code>org.apache.calcite.rel.RelNode.Context</code></li> |
| </ul> |
| </li> |
| </ul> |
| <!-- =========== FIELD SUMMARY =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="field.summary"> |
| <!-- --> |
| </a> |
| <h3>Field Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation"> |
| <caption><span>Fields</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Field and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/physical/JoinPrel.html#isSemiJoin">isSemiJoin</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../../org/apache/drill/exec/physical/impl/join/JoinUtils.JoinCategory.html" title="enum in org.apache.drill.exec.physical.impl.join">JoinUtils.JoinCategory</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/physical/JoinPrel.html#joincategory">joincategory</a></span></code> </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a name="fields.inherited.from.class.org.apache.drill.exec.planner.common.DrillJoinRelBase"> |
| <!-- --> |
| </a> |
| <h3>Fields inherited from class org.apache.drill.exec.planner.common.<a href="../../../../../../org/apache/drill/exec/planner/common/DrillJoinRelBase.html" title="class in org.apache.drill.exec.planner.common">DrillJoinRelBase</a></h3> |
| <code><a href="../../../../../../org/apache/drill/exec/planner/common/DrillJoinRelBase.html#filterNulls">filterNulls</a>, <a href="../../../../../../org/apache/drill/exec/planner/common/DrillJoinRelBase.html#leftKeys">leftKeys</a>, <a href="../../../../../../org/apache/drill/exec/planner/common/DrillJoinRelBase.html#rightKeys">rightKeys</a></code></li> |
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| <ul class="blockList"> |
| <li class="blockList"><a name="fields.inherited.from.class.org.apache.calcite.rel.core.Join"> |
| <!-- --> |
| </a> |
| <h3>Fields inherited from class org.apache.calcite.rel.core.Join</h3> |
| <code>condition, joinInfo, joinType, variablesSet</code></li> |
| </ul> |
| <ul class="blockList"> |
| <li class="blockList"><a name="fields.inherited.from.class.org.apache.calcite.rel.BiRel"> |
| <!-- --> |
| </a> |
| <h3>Fields inherited from class org.apache.calcite.rel.BiRel</h3> |
| <code>left, right</code></li> |
| </ul> |
| <ul class="blockList"> |
| <li class="blockList"><a name="fields.inherited.from.class.org.apache.calcite.rel.AbstractRelNode"> |
| <!-- --> |
| </a> |
| <h3>Fields inherited from class org.apache.calcite.rel.AbstractRelNode</h3> |
| <code>digest, id, rowType, traitSet</code></li> |
| </ul> |
| <ul class="blockList"> |
| <li class="blockList"><a name="fields.inherited.from.class.org.apache.drill.exec.planner.physical.Prel"> |
| <!-- --> |
| </a> |
| <h3>Fields inherited from interface org.apache.drill.exec.planner.physical.<a href="../../../../../../org/apache/drill/exec/planner/physical/Prel.html" title="interface in org.apache.drill.exec.planner.physical">Prel</a></h3> |
| <code><a href="../../../../../../org/apache/drill/exec/planner/physical/Prel.html#DRILL_PHYSICAL">DRILL_PHYSICAL</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor.summary"> |
| <!-- --> |
| </a> |
| <h3>Constructor Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation"> |
| <caption><span>Constructors</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colOne" scope="col">Constructor and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/physical/JoinPrel.html#JoinPrel-org.apache.calcite.plan.RelOptCluster-org.apache.calcite.plan.RelTraitSet-org.apache.calcite.rel.RelNode-org.apache.calcite.rel.RelNode-org.apache.calcite.rex.RexNode-org.apache.calcite.rel.core.JoinRelType-">JoinPrel</a></span>(org.apache.calcite.plan.RelOptCluster cluster, |
| org.apache.calcite.plan.RelTraitSet traits, |
| org.apache.calcite.rel.RelNode left, |
| org.apache.calcite.rel.RelNode right, |
| org.apache.calcite.rex.RexNode condition, |
| org.apache.calcite.rel.core.JoinRelType joinType)</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/physical/JoinPrel.html#JoinPrel-org.apache.calcite.plan.RelOptCluster-org.apache.calcite.plan.RelTraitSet-org.apache.calcite.rel.RelNode-org.apache.calcite.rel.RelNode-org.apache.calcite.rex.RexNode-org.apache.calcite.rel.core.JoinRelType-boolean-">JoinPrel</a></span>(org.apache.calcite.plan.RelOptCluster cluster, |
| org.apache.calcite.plan.RelTraitSet traits, |
| org.apache.calcite.rel.RelNode left, |
| org.apache.calcite.rel.RelNode right, |
| org.apache.calcite.rex.RexNode condition, |
| org.apache.calcite.rel.core.JoinRelType joinType, |
| boolean isSemiJoin)</code> </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method.summary"> |
| <!-- --> |
| </a> |
| <h3>Method Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> |
| <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="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code><T,X,E extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a>><br>T</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/physical/JoinPrel.html#accept-org.apache.drill.exec.planner.physical.visitor.PrelVisitor-X-">accept</a></span>(<a href="../../../../../../org/apache/drill/exec/planner/physical/visitor/PrelVisitor.html" title="interface in org.apache.drill.exec.planner.physical.visitor">PrelVisitor</a><T,X,E> logicalVisitor, |
| X value)</code> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/physical/JoinPrel.html#buildJoinConditions-java.util.List-java.util.List-java.util.List-java.util.List-java.util.List-">buildJoinConditions</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../../org/apache/drill/common/logical/data/JoinCondition.html" title="class in org.apache.drill.common.logical.data">JoinCondition</a>> conditions, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> leftFields, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> rightFields, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>> leftKeys, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>> rightKeys)</code> |
| <div class="block">Build the list of join conditions for this join.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>org.apache.calcite.rel.type.RelDataType</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/physical/JoinPrel.html#deriveRowType--">deriveRowType</a></span>()</code> </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>org.apache.calcite.rel.RelNode</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/physical/JoinPrel.html#getJoinInput-int-org.apache.calcite.rel.RelNode-">getJoinInput</a></span>(int offset, |
| org.apache.calcite.rel.RelNode input)</code> |
| <div class="block">Check to make sure that the fields of the inputs are the same as the output field names.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/physical/JoinPrel.html#isSemiJoin--">isSemiJoin</a></span>()</code> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/physical/JoinPrel.html#isValid-org.apache.calcite.util.Litmus-org.apache.calcite.rel.RelNode.Context-">isValid</a></span>(org.apache.calcite.util.Litmus litmus, |
| org.apache.calcite.rel.RelNode.Context context)</code> |
| <div class="block">A Drill physical rel which is semi join will have output row type with fields from only |
| left side of the join.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</a><<a href="../../../../../../org/apache/drill/exec/planner/physical/Prel.html" title="interface in org.apache.drill.exec.planner.physical">Prel</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/physical/JoinPrel.html#iterator--">iterator</a></span>()</code> </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/physical/JoinPrel.html#needsFinalColumnReordering--">needsFinalColumnReordering</a></span>()</code> </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a name="methods.inherited.from.class.org.apache.drill.exec.planner.common.DrillJoinRelBase"> |
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| </a> |
| <h3>Methods inherited from class org.apache.drill.exec.planner.common.<a href="../../../../../../org/apache/drill/exec/planner/common/DrillJoinRelBase.html" title="class in org.apache.drill.exec.planner.common">DrillJoinRelBase</a></h3> |
| <code><a href="../../../../../../org/apache/drill/exec/planner/common/DrillJoinRelBase.html#computeCartesianJoinCost-org.apache.calcite.plan.RelOptPlanner-org.apache.calcite.rel.metadata.RelMetadataQuery-">computeCartesianJoinCost</a>, <a href="../../../../../../org/apache/drill/exec/planner/common/DrillJoinRelBase.html#computeHashJoinCost-org.apache.calcite.plan.RelOptPlanner-org.apache.calcite.rel.metadata.RelMetadataQuery-">computeHashJoinCost</a>, <a href="../../../../../../org/apache/drill/exec/planner/common/DrillJoinRelBase.html#computeHashJoinCostWithRowCntKeySize-org.apache.calcite.plan.RelOptPlanner-double-double-int-">computeHashJoinCostWithRowCntKeySize</a>, <a href="../../../../../../org/apache/drill/exec/planner/common/DrillJoinRelBase.html#computeLogicalJoinCost-org.apache.calcite.plan.RelOptPlanner-org.apache.calcite.rel.metadata.RelMetadataQuery-">computeLogicalJoinCost</a>, <a href="../../../../../../org/apache/drill/exec/planner/common/DrillJoinRelBase.html#computeSelfCost-org.apache.calcite.plan.RelOptPlanner-org.apache.calcite.rel.metadata.RelMetadataQuery-">computeSelfCost</a>, <a href="../../../../../../org/apache/drill/exec/planner/common/DrillJoinRelBase.html#estimateRowCount-org.apache.calcite.rel.metadata.RelMetadataQuery-">estimateRowCount</a>, <a href="../../../../../../org/apache/drill/exec/planner/common/DrillJoinRelBase.html#getLeftKeys--">getLeftKeys</a>, <a href="../../../../../../org/apache/drill/exec/planner/common/DrillJoinRelBase.html#getRightKeys--">getRightKeys</a>, <a href="../../../../../../org/apache/drill/exec/planner/common/DrillJoinRelBase.html#isUnique-java.util.List-">isUnique</a>, <a href="../../../../../../org/apache/drill/exec/planner/common/DrillJoinRelBase.html#uniqueFieldNames-org.apache.calcite.rel.type.RelDataType-">uniqueFieldNames</a></code></li> |
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| <ul class="blockList"> |
| <li class="blockList"><a name="methods.inherited.from.class.org.apache.calcite.rel.core.Join"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class org.apache.calcite.rel.core.Join</h3> |
| <code>accept, analyzeCondition, copy, copy, createJoinType, deriveJoinRowType, estimateJoinedRows, explainTerms, getChildExps, getCondition, getJoinType, getSystemFieldList, getVariablesSet, isSemiJoinDone</code></li> |
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| <ul class="blockList"> |
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| </a> |
| <h3>Methods inherited from class org.apache.calcite.rel.BiRel</h3> |
| <code>childrenAccept, getInputs, getLeft, getRight, replaceInput</code></li> |
| </ul> |
| <ul class="blockList"> |
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| </a> |
| <h3>Methods inherited from class org.apache.calcite.rel.AbstractRelNode</h3> |
| <code>accept, collectVariablesSet, collectVariablesUsed, computeDigest, computeSelfCost, equals, explain, getCluster, getCollationList, getConvention, getCorrelVariable, getDescription, getDigest, getExpectedInputRowType, getId, getInput, getQuery, getRelTypeName, getRows, getRowType, getTable, getTraitSet, getVariablesStopped, hashCode, isDistinct, isKey, isValid, metadata, onRegister, recomputeDigest, register, sole, toString</code></li> |
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| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> |
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| <h3>Methods inherited from interface org.apache.drill.exec.planner.physical.<a href="../../../../../../org/apache/drill/exec/planner/physical/Prel.html" title="interface in org.apache.drill.exec.planner.physical">Prel</a></h3> |
| <code><a href="../../../../../../org/apache/drill/exec/planner/physical/Prel.html#getEncoding--">getEncoding</a>, <a href="../../../../../../org/apache/drill/exec/planner/physical/Prel.html#getPhysicalOperator-org.apache.drill.exec.planner.physical.PhysicalPlanCreator-">getPhysicalOperator</a>, <a href="../../../../../../org/apache/drill/exec/planner/physical/Prel.html#getSupportedEncodings--">getSupportedEncodings</a>, <a href="../../../../../../org/apache/drill/exec/planner/physical/Prel.html#prepareForLateralUnnestPipeline-java.util.List-">prepareForLateralUnnestPipeline</a></code></li> |
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| <h3>Methods inherited from interface org.apache.calcite.rel.RelNode</h3> |
| <code>accept, accept, childrenAccept, collectVariablesSet, collectVariablesUsed, computeSelfCost, computeSelfCost, copy, estimateRowCount, explain, getChildExps, getCollationList, getConvention, getCorrelVariable, getExpectedInputRowType, getInput, getInputs, getQuery, getRelTypeName, getRows, getRowType, getTable, getVariablesSet, getVariablesStopped, isDistinct, isKey, isValid, metadata, onRegister, recomputeDigest, register, replaceInput</code></li> |
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| </a> |
| <h3>Methods inherited from interface org.apache.calcite.plan.RelOptNode</h3> |
| <code>getCluster, getDescription, getDigest, getId, getTraitSet</code></li> |
| </ul> |
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| <h3>Methods inherited from interface java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true#forEach-java.util.function.Consumer-" title="class or interface in java.lang">forEach</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true#spliterator--" title="class or interface in java.lang">spliterator</a></code></li> |
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| <h3>Methods inherited from interface org.apache.drill.exec.planner.logical.<a href="../../../../../../org/apache/drill/exec/planner/logical/DrillJoin.html" title="interface in org.apache.drill.exec.planner.logical">DrillJoin</a></h3> |
| <code><a href="../../../../../../org/apache/drill/exec/planner/logical/DrillJoin.html#getCondition--">getCondition</a>, <a href="../../../../../../org/apache/drill/exec/planner/logical/DrillJoin.html#getJoinType--">getJoinType</a>, <a href="../../../../../../org/apache/drill/exec/planner/logical/DrillJoin.html#getLeft--">getLeft</a>, <a href="../../../../../../org/apache/drill/exec/planner/logical/DrillJoin.html#getRight--">getRight</a></code></li> |
| </ul> |
| </li> |
| </ul> |
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| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ============ FIELD DETAIL =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="field.detail"> |
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| </a> |
| <h3>Field Detail</h3> |
| <a name="isSemiJoin"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>isSemiJoin</h4> |
| <pre>protected final boolean isSemiJoin</pre> |
| </li> |
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| <a name="joincategory"> |
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| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>joincategory</h4> |
| <pre>protected <a href="../../../../../../org/apache/drill/exec/physical/impl/join/JoinUtils.JoinCategory.html" title="enum in org.apache.drill.exec.physical.impl.join">JoinUtils.JoinCategory</a> joincategory</pre> |
| </li> |
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| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor.detail"> |
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| </a> |
| <h3>Constructor Detail</h3> |
| <a name="JoinPrel-org.apache.calcite.plan.RelOptCluster-org.apache.calcite.plan.RelTraitSet-org.apache.calcite.rel.RelNode-org.apache.calcite.rel.RelNode-org.apache.calcite.rex.RexNode-org.apache.calcite.rel.core.JoinRelType-"> |
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| <h4>JoinPrel</h4> |
| <pre>public JoinPrel(org.apache.calcite.plan.RelOptCluster cluster, |
| org.apache.calcite.plan.RelTraitSet traits, |
| org.apache.calcite.rel.RelNode left, |
| org.apache.calcite.rel.RelNode right, |
| org.apache.calcite.rex.RexNode condition, |
| org.apache.calcite.rel.core.JoinRelType joinType)</pre> |
| </li> |
| </ul> |
| <a name="JoinPrel-org.apache.calcite.plan.RelOptCluster-org.apache.calcite.plan.RelTraitSet-org.apache.calcite.rel.RelNode-org.apache.calcite.rel.RelNode-org.apache.calcite.rex.RexNode-org.apache.calcite.rel.core.JoinRelType-boolean-"> |
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| <h4>JoinPrel</h4> |
| <pre>public JoinPrel(org.apache.calcite.plan.RelOptCluster cluster, |
| org.apache.calcite.plan.RelTraitSet traits, |
| org.apache.calcite.rel.RelNode left, |
| org.apache.calcite.rel.RelNode right, |
| org.apache.calcite.rex.RexNode condition, |
| org.apache.calcite.rel.core.JoinRelType joinType, |
| boolean isSemiJoin)</pre> |
| </li> |
| </ul> |
| </li> |
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| <!-- ============ METHOD DETAIL ========== --> |
| <ul class="blockList"> |
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| <h3>Method Detail</h3> |
| <a name="accept-org.apache.drill.exec.planner.physical.visitor.PrelVisitor-java.lang.Object-"> |
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| </a><a name="accept-org.apache.drill.exec.planner.physical.visitor.PrelVisitor-X-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>accept</h4> |
| <pre>public <T,X,E extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a>> T accept(<a href="../../../../../../org/apache/drill/exec/planner/physical/visitor/PrelVisitor.html" title="interface in org.apache.drill.exec.planner.physical.visitor">PrelVisitor</a><T,X,E> logicalVisitor, |
| X value) |
| throws E extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a></pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/drill/exec/planner/physical/Prel.html#accept-org.apache.drill.exec.planner.physical.visitor.PrelVisitor-X-">accept</a></code> in interface <code><a href="../../../../../../org/apache/drill/exec/planner/physical/Prel.html" title="interface in org.apache.drill.exec.planner.physical">Prel</a></code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>E extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="iterator--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>iterator</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</a><<a href="../../../../../../org/apache/drill/exec/planner/physical/Prel.html" title="interface in org.apache.drill.exec.planner.physical">Prel</a>> iterator()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true#iterator--" title="class or interface in java.lang">iterator</a></code> in interface <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><<a href="../../../../../../org/apache/drill/exec/planner/physical/Prel.html" title="interface in org.apache.drill.exec.planner.physical">Prel</a>></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getJoinInput-int-org.apache.calcite.rel.RelNode-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getJoinInput</h4> |
| <pre>public org.apache.calcite.rel.RelNode getJoinInput(int offset, |
| org.apache.calcite.rel.RelNode input)</pre> |
| <div class="block">Check to make sure that the fields of the inputs are the same as the output field names. |
| If not, insert a project renaming them.</div> |
| </li> |
| </ul> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>needsFinalColumnReordering</h4> |
| <pre>public boolean needsFinalColumnReordering()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/drill/exec/planner/physical/Prel.html#needsFinalColumnReordering--">needsFinalColumnReordering</a></code> in interface <code><a href="../../../../../../org/apache/drill/exec/planner/physical/Prel.html" title="interface in org.apache.drill.exec.planner.physical">Prel</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="buildJoinConditions-java.util.List-java.util.List-java.util.List-java.util.List-java.util.List-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>buildJoinConditions</h4> |
| <pre>protected void buildJoinConditions(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../../org/apache/drill/common/logical/data/JoinCondition.html" title="class in org.apache.drill.common.logical.data">JoinCondition</a>> conditions, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> leftFields, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> rightFields, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>> leftKeys, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>> rightKeys)</pre> |
| <div class="block">Build the list of join conditions for this join. |
| A join condition is built only for equality and IS NOT DISTINCT FROM comparisons. The difference is: |
| null == null is FALSE whereas null IS NOT DISTINCT FROM null is TRUE |
| For a use case of the IS NOT DISTINCT FROM comparison, see |
| <code>AggregateRemoveRule</code></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>conditions</code> - populated list of join conditions</dd> |
| <dd><code>leftFields</code> - join fields from the left input</dd> |
| <dd><code>rightFields</code> - join fields from the right input</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="isSemiJoin--"> |
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| <h4>isSemiJoin</h4> |
| <pre>public boolean isSemiJoin()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/drill/exec/planner/logical/DrillJoin.html#isSemiJoin--">isSemiJoin</a></code> in interface <code><a href="../../../../../../org/apache/drill/exec/planner/logical/DrillJoin.html" title="interface in org.apache.drill.exec.planner.logical">DrillJoin</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>isSemiJoin</code> in class <code>org.apache.calcite.rel.core.Join</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="isValid-org.apache.calcite.util.Litmus-org.apache.calcite.rel.RelNode.Context-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>isValid</h4> |
| <pre>public boolean isValid(org.apache.calcite.util.Litmus litmus, |
| org.apache.calcite.rel.RelNode.Context context)</pre> |
| <div class="block">A Drill physical rel which is semi join will have output row type with fields from only |
| left side of the join. Calcite's join rel expects to have the output row type from |
| left and right side of the join. This function is overloaded to not throw exceptions for |
| a Drill semi join physical rel.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code>isValid</code> in interface <code>org.apache.calcite.rel.RelNode</code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>isValid</code> in class <code>org.apache.calcite.rel.core.Join</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="deriveRowType--"> |
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| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>deriveRowType</h4> |
| <pre>public org.apache.calcite.rel.type.RelDataType deriveRowType()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>deriveRowType</code> in class <code>org.apache.calcite.rel.core.Join</code></dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| </div> |
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| <li><a href="../../../../../../org/apache/drill/exec/planner/physical/JoinPruleBase.html" title="class in org.apache.drill.exec.planner.physical"><span class="typeNameLink">Next Class</span></a></li> |
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| <li>Summary: </li> |
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