io.prestosql.sql.planner.iterative.rule

Class GatherAndMergeWindows.MergeAdjacentWindowsOverProjects

java.lang.Object

io.prestosql.sql.planner.iterative.rule.GatherAndMergeWindows.MergeAdjacentWindowsOverProjects

All Implemented Interfaces:

Rule<WindowNode>

Enclosing class:

GatherAndMergeWindows

public static class GatherAndMergeWindows.MergeAdjacentWindowsOverProjects
extends Object

Nested Class Summary

Nested classes/interfaces inherited from interface io.prestosql.sql.planner.iterative.Rule

Rule.Context, Rule.Result

Constructor Summary

Constructors

Constructor and Description
MergeAdjacentWindowsOverProjects(int numProjects)

Method Summary

Modifier and Type	Method and Description
protected Optional<PlanNode>	manipulateAdjacentWindowNodes(WindowNode parent, WindowNode child, Rule.Context context)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface io.prestosql.sql.planner.iterative.Rule

isEnabled

Constructor Detail

MergeAdjacentWindowsOverProjects

public MergeAdjacentWindowsOverProjects(int numProjects)

Method Detail

manipulateAdjacentWindowNodes

protected Optional<PlanNode> manipulateAdjacentWindowNodes(WindowNode parent,
                                                           WindowNode child,
                                                           Rule.Context context)