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

Class DrillSortRel

java.lang.Object
org.apache.calcite.rel.AbstractRelNode
org.apache.calcite.rel.SingleRel
org.apache.calcite.rel.core.Sort
org.apache.drill.exec.planner.common.DrillSortRelBase
org.apache.drill.exec.planner.logical.DrillSortRel
All Implemented Interfaces:
Cloneable, org.apache.calcite.plan.RelOptNode, org.apache.calcite.rel.hint.Hintable, org.apache.calcite.rel.RelNode, DrillRelNode, OrderedRel, DrillRel
public class DrillSortRel extends DrillSortRelBase implements DrillRel
Sort 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.Sort

    collation, fetch, hints, offset

    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.logical.DrillRel

    DRILL_LOGICAL

  • Constructor Summary

    Constructors
    Constructor
    Description
    DrillSortRel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.rel.RelNode input, org.apache.calcite.rel.RelCollation collation)
    Creates a DrillSortRel.
    DrillSortRel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.rel.RelNode input, org.apache.calcite.rel.RelCollation collation, org.apache.calcite.rex.RexNode offset, org.apache.calcite.rex.RexNode fetch)
    Creates a DrillSortRel with offset and fetch.

  • Method Summary

    Modifier and Type
    Method
    Description
    boolean
    canBeDropped()
    A method to return if this relational node can be dropped during optimization process.
    static org.apache.calcite.rel.RelNode
    convert(Order order, ConversionContext context)
     
    DrillSortRel
    copy(org.apache.calcite.plan.RelTraitSet traitSet, org.apache.calcite.rel.RelNode input, org.apache.calcite.rel.RelCollation collation, org.apache.calcite.rex.RexNode offset, org.apache.calcite.rex.RexNode fetch)
     
    LogicalOperator
    implement(DrillImplementor implementor)
     

    Methods inherited from class org.apache.drill.exec.planner.common.DrillSortRelBase

    getFetch, getOffset

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

    accept, computeSelfCost, copy, copy, explainTerms, getCollation, getHints, getSortExps, isEnforcer

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

    childrenAccept, deriveRowType, estimateRowCount, getInput, getInputs, replaceInput

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

    accept, collectVariablesSet, collectVariablesUsed, deepEquals, deepHashCode, equals, explain, getCluster, getConvention, getCorrelVariable, getDescription, getDigest, getExpectedInputRowType, getId, getInput, getRelDigest, getRelTypeName, getRowType, getTable, getTraitSet, getVariablesSet, hashCode, 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 org.apache.drill.exec.planner.common.OrderedRel

    getCollation

    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

    • DrillSortRel

      public DrillSortRel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.rel.RelNode input, org.apache.calcite.rel.RelCollation collation)
      Creates a DrillSortRel.

    • DrillSortRel

      public DrillSortRel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.rel.RelNode input, org.apache.calcite.rel.RelCollation collation, org.apache.calcite.rex.RexNode offset, org.apache.calcite.rex.RexNode fetch)
      Creates a DrillSortRel with offset and fetch.

  • Method Details

    • copy

      public DrillSortRel copy(org.apache.calcite.plan.RelTraitSet traitSet, org.apache.calcite.rel.RelNode input, org.apache.calcite.rel.RelCollation collation, org.apache.calcite.rex.RexNode offset, org.apache.calcite.rex.RexNode fetch)
      Specified by:
      copy in class org.apache.calcite.rel.core.Sort

    • implement

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

    • convert

      public static org.apache.calcite.rel.RelNode convert(Order order, ConversionContext context) throws org.apache.calcite.rel.InvalidRelException
      Throws:
      org.apache.calcite.rel.InvalidRelException

    • canBeDropped

      public boolean canBeDropped()
      Description copied from interface: OrderedRel
      A method to return if this relational node can be dropped during optimization process.
      Specified by:
      canBeDropped in interface OrderedRel
      Returns:
      true if this node can be dropped, false otherwise.