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

Class DirectScanPrel

java.lang.Object
org.apache.calcite.rel.AbstractRelNode
org.apache.drill.exec.planner.physical.DirectScanPrel
All Implemented Interfaces:
Cloneable, Iterable<Prel>, org.apache.calcite.plan.RelOptNode, org.apache.calcite.rel.RelNode, DrillRelNode, HasDistributionAffinity, Prel
public class DirectScanPrel extends org.apache.calcite.rel.AbstractRelNode implements Prel, HasDistributionAffinity

  • 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.AbstractRelNode

    digest, id, traitSet

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

    DRILL_PHYSICAL

  • Method Summary

    Modifier and Type
    Method
    Description
    <T, X, E extends Throwable>
    T
    accept(PrelVisitor<T,X,E> logicalVisitor, X value)
     
    protected Object
    clone()
     
    org.apache.calcite.plan.RelOptCost
    computeSelfCost(org.apache.calcite.plan.RelOptPlanner planner, org.apache.calcite.rel.metadata.RelMetadataQuery mq)
     
    org.apache.calcite.rel.RelNode
    copy(org.apache.calcite.plan.RelTraitSet traitSet, List<org.apache.calcite.rel.RelNode> inputs)
     
    static DirectScanPrel
    create(org.apache.calcite.rel.RelNode old, org.apache.calcite.plan.RelTraitSet traitSets, GroupScan scan, org.apache.calcite.rel.type.RelDataType rowType)
     
    org.apache.calcite.rel.type.RelDataType
    deriveRowType()
     
    double
    estimateRowCount(org.apache.calcite.rel.metadata.RelMetadataQuery mq)
     
    org.apache.calcite.rel.RelWriter
    explainTerms(org.apache.calcite.rel.RelWriter pw)
     
    DistributionAffinity
    getDistributionAffinity()
     
    BatchSchema.SelectionVectorMode
    getEncoding()
    A Prel's own SelectionVector mode - i.e whether it generates an SV2, SV4 or None
    GroupScan
    getGroupScan()
     
    PhysicalOperator
    getPhysicalOperator(PhysicalPlanCreator creator)
     
    BatchSchema.SelectionVectorMode[]
    getSupportedEncodings()
    Supported 'encodings' of a Prel indicates what are the acceptable modes of SelectionVector of its child Prel
    Iterator<Prel>
    iterator()
     
    boolean
    needsFinalColumnReordering()
     

    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, getInputs, getRelDigest, getRelTypeName, getRowType, getTable, getTraitSet, getVariablesSet, hashCode, isEnforcer, isValid, metadata, onRegister, recomputeDigest, register, replaceInput, sole, toString

    Methods inherited from class java.lang.Object

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

    Methods inherited from interface java.lang.Iterable

    forEach, spliterator

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

    prepareForLateralUnnestPipeline

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

    accept, accept, childrenAccept, collectVariablesSet, collectVariablesUsed, deepEquals, deepHashCode, 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

  • Method Details

    • copy

      public org.apache.calcite.rel.RelNode copy(org.apache.calcite.plan.RelTraitSet traitSet, List<org.apache.calcite.rel.RelNode> inputs)
      Specified by:
      copy in interface org.apache.calcite.rel.RelNode
      Overrides:
      copy in class org.apache.calcite.rel.AbstractRelNode

    • clone

      protected Object clone() throws CloneNotSupportedException
      Overrides:
      clone in class Object
      Throws:
      CloneNotSupportedException

    • getPhysicalOperator

      public PhysicalOperator getPhysicalOperator(PhysicalPlanCreator creator) throws IOException
      Specified by:
      getPhysicalOperator in interface Prel
      Throws:
      IOException

    • getGroupScan

      public GroupScan getGroupScan()

    • needsFinalColumnReordering

      public boolean needsFinalColumnReordering()
      Specified by:
      needsFinalColumnReordering in interface Prel

    • getSupportedEncodings

      public BatchSchema.SelectionVectorMode[] getSupportedEncodings()
      Description copied from interface: Prel
      Supported 'encodings' of a Prel indicates what are the acceptable modes of SelectionVector of its child Prel
      Specified by:
      getSupportedEncodings in interface Prel

    • getDistributionAffinity

      public DistributionAffinity getDistributionAffinity()
      Specified by:
      getDistributionAffinity in interface HasDistributionAffinity

    • getEncoding

      public BatchSchema.SelectionVectorMode getEncoding()
      Description copied from interface: Prel
      A Prel's own SelectionVector mode - i.e whether it generates an SV2, SV4 or None
      Specified by:
      getEncoding in interface Prel

    • accept

      public <T, X, E extends Throwable> T accept(PrelVisitor<T,X,E> logicalVisitor, X value) throws E
      Specified by:
      accept in interface Prel
      Throws:
      E

    • iterator

      public Iterator<Prel> iterator()
      Specified by:
      iterator in interface Iterable<Prel>

    • create

      public static DirectScanPrel create(org.apache.calcite.rel.RelNode old, org.apache.calcite.plan.RelTraitSet traitSets, GroupScan scan, org.apache.calcite.rel.type.RelDataType rowType)

    • deriveRowType

      public org.apache.calcite.rel.type.RelDataType deriveRowType()
      Overrides:
      deriveRowType in class org.apache.calcite.rel.AbstractRelNode

    • explainTerms

      public org.apache.calcite.rel.RelWriter explainTerms(org.apache.calcite.rel.RelWriter pw)
      Overrides:
      explainTerms in class org.apache.calcite.rel.AbstractRelNode

    • estimateRowCount

      public double estimateRowCount(org.apache.calcite.rel.metadata.RelMetadataQuery mq)
      Specified by:
      estimateRowCount in interface org.apache.calcite.rel.RelNode
      Overrides:
      estimateRowCount in class org.apache.calcite.rel.AbstractRelNode

    • 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