Package org.apache.drill.exec.planner.physical

Class UnionPrel

java.lang.Object
org.apache.calcite.rel.AbstractRelNode
org.apache.calcite.rel.core.SetOp
org.apache.calcite.rel.core.Union
org.apache.drill.exec.planner.physical.UnionPrel
All Implemented Interfaces:
Cloneable, Iterable<Prel>, org.apache.calcite.plan.RelOptNode, org.apache.calcite.rel.hint.Hintable, org.apache.calcite.rel.RelNode, DrillRelNode, Prel
Direct Known Subclasses:
UnionAllPrel, UnionDistinctPrel
public abstract class UnionPrel extends org.apache.calcite.rel.core.Union implements Prel

  • Nested Class Summary

    Nested classes/interfaces inherited from interface org.apache.calcite.rel.RelNode

    org.apache.calcite.rel.RelNode.Context

  • Field Summary

    Fields inherited from class org.apache.calcite.rel.core.SetOp

    all, hints, inputs, kind

    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

  • Constructor Summary

    Constructors
    Constructor
    Description
    UnionPrel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, List<org.apache.calcite.rel.RelNode> inputs, boolean all)
     

  • Method Summary

    Modifier and Type
    Method
    Description
    <T, X, E extends Throwable>
    T
    accept(PrelVisitor<T,X,E> logicalVisitor, X value)
     
    Iterator<Prel>
    iterator()
     
    boolean
    needsFinalColumnReordering()
     

    Methods inherited from class org.apache.calcite.rel.core.Union

    estimateRowCount, estimateRowCount

    Methods inherited from class org.apache.calcite.rel.core.SetOp

    copy, copy, deriveRowType, explainTerms, getHints, getInputs, isHomogeneous, replaceInput

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

    accept, accept, childrenAccept, collectVariablesSet, collectVariablesUsed, computeSelfCost, deepEquals, deepHashCode, equals, explain, getCluster, getConvention, getCorrelVariable, getDescription, getDigest, getExpectedInputRowType, getId, getInput, getRelDigest, getRelTypeName, getRowType, getTable, getTraitSet, getVariablesSet, hashCode, isEnforcer, isValid, metadata, onRegister, recomputeDigest, register, sole, toString

    Methods inherited from class java.lang.Object

    clone, finalize, getClass, notify, notifyAll, wait, wait, wait

    Methods inherited from interface org.apache.calcite.rel.hint.Hintable

    attachHints, withHints

    Methods inherited from interface java.lang.Iterable

    forEach, spliterator

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

    getEncoding, getPhysicalOperator, getSupportedEncodings, prepareForLateralUnnestPipeline

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

    accept, accept, childrenAccept, collectVariablesSet, collectVariablesUsed, computeSelfCost, copy, deepEquals, deepHashCode, estimateRowCount, explain, explain, fieldIsNullable, getConvention, getCorrelVariable, getDigest, getExpectedInputRowType, getInput, getInputs, getRelDigest, getRelTypeName, getRowType, getTable, getVariablesSet, isEnforcer, isValid, metadata, onRegister, recomputeDigest, register, replaceInput

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

    getCluster, getDescription, getId, getTraitSet

  • Constructor Details

    • UnionPrel

      public UnionPrel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, List<org.apache.calcite.rel.RelNode> inputs, boolean all)

  • Method Details