Package org.apache.drill.exec.planner.logical

Class DrillUnionRel

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.logical.DrillUnionRel
All Implemented Interfaces:
Cloneable, org.apache.calcite.plan.RelOptNode, org.apache.calcite.rel.hint.Hintable, org.apache.calcite.rel.RelNode, DrillRelNode, DrillSetOpRel, DrillRel
public class DrillUnionRel extends org.apache.calcite.rel.core.Union implements DrillRel, DrillSetOpRel
Union implemented in Drill.

  • 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.logical.DrillRel

    DRILL_LOGICAL

  • Constructor Summary

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

  • Method Summary

    Modifier and Type
    Method
    Description
    org.apache.calcite.plan.RelOptCost
    computeSelfCost(org.apache.calcite.plan.RelOptPlanner planner, org.apache.calcite.rel.metadata.RelMetadataQuery mq)
     
    static DrillUnionRel
    convert(Union union, ConversionContext context)
     
    DrillUnionRel
    copy(org.apache.calcite.plan.RelTraitSet traitSet, List<org.apache.calcite.rel.RelNode> inputs, boolean all)
     
    LogicalOperator
    implement(DrillImplementor implementor)
     
    boolean
    isDistinct()
     

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

    estimateRowCount, estimateRowCount

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

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

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

    accept, accept, childrenAccept, collectVariablesSet, collectVariablesUsed, 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.drill.exec.planner.common.DrillSetOpRel

    isCompatible

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

    attachHints, withHints

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

    accept, accept, childrenAccept, collectVariablesSet, collectVariablesUsed, 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

    • DrillUnionRel

      public DrillUnionRel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, List<org.apache.calcite.rel.RelNode> inputs, boolean all, boolean checkCompatibility) throws org.apache.calcite.rel.InvalidRelException
      Creates a DrillUnionRel.
      Throws:
      org.apache.calcite.rel.InvalidRelException

  • Method Details

    • copy

      public DrillUnionRel copy(org.apache.calcite.plan.RelTraitSet traitSet, List<org.apache.calcite.rel.RelNode> inputs, boolean all)
      Specified by:
      copy in class org.apache.calcite.rel.core.SetOp

    • computeSelfCost

      public org.apache.calcite.plan.RelOptCost computeSelfCost(org.apache.calcite.plan.RelOptPlanner planner, org.apache.calcite.rel.metadata.RelMetadataQuery mq)
      Specified by:
      computeSelfCost in interface org.apache.calcite.rel.RelNode
      Overrides:
      computeSelfCost in class org.apache.calcite.rel.AbstractRelNode

    • implement

      public LogicalOperator implement(DrillImplementor implementor)
      Specified by:
      implement in interface DrillRel

    • convert

      public static DrillUnionRel convert(Union union, ConversionContext context) throws org.apache.calcite.rel.InvalidRelException
      Throws:
      org.apache.calcite.rel.InvalidRelException

    • isDistinct

      public boolean isDistinct()