org.apache.drill.exec.planner.common

Class DrillSortRelBase

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

All Implemented Interfaces:

Cloneable, org.apache.calcite.plan.RelOptNode, org.apache.calcite.rel.RelNode, DrillRelNode, OrderedRel

Direct Known Subclasses:

DrillSortRel, PluginSortRel, SortPrel

public abstract class DrillSortRelBase
extends org.apache.calcite.rel.core.Sort
implements DrillRelNode, OrderedRel

Base class for logical and physical 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, fieldExps, offset

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

input

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

digest, id, rowType, traitSet

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	DrillSortRelBase(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.rel.RelNode input, org.apache.calcite.rel.RelCollation collation)
protected	DrillSortRelBase(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)

Method Summary

Modifier and Type	Method and Description
org.apache.calcite.rex.RexNode	getFetch() Fetch value represented in RexNode.
org.apache.calcite.rex.RexNode	getOffset() Offset value represented in RexNode.

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

accept, computeSelfCost, copy, copy, copy, explainTerms, getChildExps, getCollation, getCollationList

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, computeDigest, computeSelfCost, equals, explain, getCluster, getConvention, getCorrelVariable, getDescription, getDigest, getExpectedInputRowType, getId, getInput, getQuery, getRelTypeName, getRows, getRowType, getTable, getTraitSet, getVariablesSet, getVariablesStopped, hashCode, isDistinct, isKey, isValid, 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.OrderedRel

canBeDropped, getCollation

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

accept, accept, childrenAccept, collectVariablesSet, collectVariablesUsed, computeSelfCost, computeSelfCost, copy, estimateRowCount, explain, getChildExps, getCollationList, getConvention, getCorrelVariable, getExpectedInputRowType, getInput, getInputs, getQuery, getRelTypeName, getRows, getRowType, getTable, getVariablesSet, getVariablesStopped, isDistinct, isKey, isValid, isValid, metadata, onRegister, recomputeDigest, register, replaceInput

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

getCluster, getDescription, getDigest, getId, getTraitSet

Constructor Detail

DrillSortRelBase

protected DrillSortRelBase(org.apache.calcite.plan.RelOptCluster cluster,
                           org.apache.calcite.plan.RelTraitSet traits,
                           org.apache.calcite.rel.RelNode input,
                           org.apache.calcite.rel.RelCollation collation)

DrillSortRelBase

protected DrillSortRelBase(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)

Method Detail

getOffset

public org.apache.calcite.rex.RexNode getOffset()

Description copied from interface: OrderedRel

Offset value represented in RexNode.

Specified by:

getOffset in interface OrderedRel

Returns:

offset.

getFetch

public org.apache.calcite.rex.RexNode getFetch()

Description copied from interface: OrderedRel

Fetch value represented in RexNode.

Specified by:

getFetch in interface OrderedRel

Returns:

fetch