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

Class MetadataHandlerPrel

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

    input

    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
    Modifier
    Constructor
    Description
    protected
    MetadataHandlerPrel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.rel.RelNode input, MetadataHandlerContext context)
     

  • Method Summary

    Modifier and Type
    Method
    Description
    <T, X, E extends Throwable>
    T
    accept(PrelVisitor<T,X,E> logicalVisitor, X value)
     
    org.apache.calcite.rel.RelNode
    copy(org.apache.calcite.plan.RelTraitSet traitSet, List<org.apache.calcite.rel.RelNode> inputs)
     
    BatchSchema.SelectionVectorMode
    getEncoding()
    A Prel's own SelectionVector mode - i.e whether it generates an SV2, SV4 or None
    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.SingleRel

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

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

    accept, accept, 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 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, computeSelfCost, 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

    • MetadataHandlerPrel

      protected MetadataHandlerPrel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.rel.RelNode input, MetadataHandlerContext context)

  • Method Details