org.apache.drill.exec.planner.logical

Class DrillWindowRel

java.lang.Object

org.apache.calcite.rel.AbstractRelNode

org.apache.calcite.rel.SingleRel

org.apache.calcite.rel.core.Window

org.apache.drill.exec.planner.common.DrillWindowRelBase

org.apache.drill.exec.planner.logical.DrillWindowRel

All Implemented Interfaces:

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

public class DrillWindowRel
extends DrillWindowRelBase
implements DrillRel

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.calcite.rel.core.Window

org.apache.calcite.rel.core.Window.Group, org.apache.calcite.rel.core.Window.RexWinAggCall

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.Window

constants, groups

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 and Description
DrillWindowRel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.rel.RelNode child, List<org.apache.calcite.rex.RexLiteral> constants, org.apache.calcite.rel.type.RelDataType rowType, List<org.apache.calcite.rel.core.Window.Group> groups) Creates a window relational expression.

Method Summary

Modifier and Type	Method and Description
org.apache.calcite.rel.RelNode	copy(org.apache.calcite.plan.RelTraitSet traitSet, List<org.apache.calcite.rel.RelNode> inputs)
LogicalOperator	implement(DrillImplementor implementor)
protected LogicalExpression	toDrill(org.apache.calcite.rel.core.AggregateCall call, List<String> fn)

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

computeSelfCost, explainTerms, getCollation, getConstants, getProjectOrdinals, isValid

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, accept, collectVariablesSet, collectVariablesUsed, computeDigest, computeSelfCost, equals, explain, getChildExps, getCluster, getCollationList, getConvention, getCorrelVariable, getDescription, getDigest, getExpectedInputRowType, getId, getInput, getQuery, getRelTypeName, getRows, getRowType, getTable, getTraitSet, getVariablesSet, getVariablesStopped, hashCode, isDistinct, isKey, 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.RelNode

accept, accept, childrenAccept, collectVariablesSet, collectVariablesUsed, computeSelfCost, computeSelfCost, 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

DrillWindowRel

public DrillWindowRel(org.apache.calcite.plan.RelOptCluster cluster,
                      org.apache.calcite.plan.RelTraitSet traits,
                      org.apache.calcite.rel.RelNode child,
                      List<org.apache.calcite.rex.RexLiteral> constants,
                      org.apache.calcite.rel.type.RelDataType rowType,
                      List<org.apache.calcite.rel.core.Window.Group> groups)

Creates a window relational expression.

Parameters:

cluster - Cluster

traits -

child - Input relational expression

rowType - Output row type

groups - Windows

Method Detail

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

implement

public LogicalOperator implement(DrillImplementor implementor)

Specified by:

implement in interface DrillRel

toDrill

protected LogicalExpression toDrill(org.apache.calcite.rel.core.AggregateCall call,
                                    List<String> fn)