io.prestosql.sql.planner.iterative.rule

Class PruneValuesColumns

java.lang.Object

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

io.prestosql.sql.planner.iterative.rule.PruneValuesColumns

All Implemented Interfaces:

Rule<ProjectNode>

public class PruneValuesColumns
extends ProjectOffPushDownRule<ValuesNode>

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
PruneValuesColumns()

Method Summary

Modifier and Type	Method and Description
protected Optional<PlanNode>	pushDownProjectOff(PlanNodeIdAllocator idAllocator, ValuesNode valuesNode, 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

PruneValuesColumns

public PruneValuesColumns()

Method Detail

pushDownProjectOff

protected Optional<PlanNode> pushDownProjectOff(PlanNodeIdAllocator idAllocator,
                                                ValuesNode valuesNode,
                                                Set<Symbol> referencedOutputs)

Specified by:

pushDownProjectOff in class ProjectOffPushDownRule<ValuesNode>