Package io.prestosql.sql.planner.iterative.rule

Class PruneTopNRowNumberColumns

java.lang.Object

io.prestosql.sql.planner.iterative.rule.ProjectOffPushDownRule<TopNRowNumberNode>

io.prestosql.sql.planner.iterative.rule.PruneTopNRowNumberColumns

All Implemented Interfaces:

Rule<ProjectNode>

public class PruneTopNRowNumberColumns
extends ProjectOffPushDownRule<TopNRowNumberNode>

Nested Class Summary

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

Rule.Context, Rule.Result

Constructor Summary

Constructors

Constructor	Description
PruneTopNRowNumberColumns()

Method Summary

Modifier and Type	Method	Description
protected Optional<PlanNode>	pushDownProjectOff(Rule.Context context, TopNRowNumberNode topNRowNumberNode, Set<Symbol> referencedOutputs)

Methods inherited from class io.prestosql.sql.planner.iterative.rule.ProjectOffPushDownRule

apply, getPattern

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

PruneTopNRowNumberColumns

public PruneTopNRowNumberColumns()

Method Detail

pushDownProjectOff

protected Optional<PlanNode> pushDownProjectOff(Rule.Context context,
                                                TopNRowNumberNode topNRowNumberNode,
                                                Set<Symbol> referencedOutputs)

Specified by:

pushDownProjectOff in class ProjectOffPushDownRule<TopNRowNumberNode>