org.apache.drill.exec.planner.physical

Class ExchangePrel

java.lang.Object

org.apache.calcite.rel.AbstractRelNode

org.apache.calcite.rel.SingleRel

org.apache.drill.exec.planner.physical.SinglePrel

org.apache.drill.exec.planner.physical.ExchangePrel

All Implemented Interfaces:

Cloneable, Iterable<Prel>, org.apache.calcite.plan.RelOptNode, org.apache.calcite.rel.RelNode, DrillRelNode, Prel

Direct Known Subclasses:

BroadcastExchangePrel, HashToMergeExchangePrel, HashToRandomExchangePrel, OrderedPartitionExchangePrel, SingleMergeExchangePrel, UnionExchangePrel, UnorderedDeMuxExchangePrel, UnorderedMuxExchangePrel

public abstract class ExchangePrel
extends SinglePrel

Field Summary

Fields inherited from class org.apache.calcite.rel.AbstractRelNode

digest, id, rowType, traitSet

Fields inherited from interface org.apache.drill.exec.planner.physical.Prel

DRILL_PHYSICAL, logger

Constructor Summary

Constructors

Constructor and Description
ExchangePrel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.rel.RelNode child)

Method Summary

Methods

Modifier and Type	Method and Description
<T,X,E extends Throwable> T	accept(PrelVisitor<T,X,E> logicalVisitor, X value)

Methods inherited from class org.apache.drill.exec.planner.physical.SinglePrel

getSupportedEncodings, iterator, needsFinalColumnReordering

Methods inherited from class org.apache.calcite.rel.SingleRel

childrenAccept, deriveRowType, estimateRowCount, explainTerms, getInput, getInputs, replaceInput

Methods inherited from class org.apache.calcite.rel.AbstractRelNode

accept, accept, collectVariablesSet, collectVariablesUsed, computeDigest, computeSelfCost, computeSelfCost, copy, explain, getChildExps, getCluster, getCollationList, getConvention, getCorrelVariable, getDescription, getDigest, getExpectedInputRowType, getId, getInput, getQuery, getRelTypeName, getRows, getRowType, getTable, getTraitSet, getVariablesSet, getVariablesStopped, isDistinct, isKey, isValid, isValid, metadata, onRegister, recomputeDigest, register, sole, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.drill.exec.planner.physical.Prel

getEncoding, getPhysicalOperator

Methods inherited from interface org.apache.calcite.rel.RelNode

accept, accept, childrenAccept, collectVariablesSet, collectVariablesUsed, computeSelfCost, computeSelfCost, copy, estimateRowCount, explain, getChildExps, getCollationList, getConvention, getCorrelVariable, getExpectedInputRowType, getInput, getInputs, getQuery, getRelTypeName, getRows, getRowType, getTable, getVariablesStopped, isDistinct, isKey, isValid, metadata, onRegister, recomputeDigest, register, replaceInput

Methods inherited from interface org.apache.calcite.plan.RelOptNode

getCluster, getDescription, getDigest, getId, getTraitSet

Constructor Detail

ExchangePrel

public ExchangePrel(org.apache.calcite.plan.RelOptCluster cluster,
            org.apache.calcite.plan.RelTraitSet traits,
            org.apache.calcite.rel.RelNode child)

Method Detail

accept

public <T,X,E extends Throwable> T accept(PrelVisitor<T,X,E> logicalVisitor,
                                 X value)
         throws E extends Throwable

Specified by:

accept in interface Prel

Overrides:

accept in class SinglePrel

Throws:

E extends Throwable