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

Class PruneAssignUniqueIdColumns

java.lang.Object

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

io.prestosql.sql.planner.iterative.rule.PruneAssignUniqueIdColumns

All Implemented Interfaces:

Rule<ProjectNode>

public class PruneAssignUniqueIdColumns
extends ProjectOffPushDownRule<AssignUniqueId>

Nested Class Summary

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

Rule.Context, Rule.Result

Constructor Summary

Constructors

Constructor	Description
PruneAssignUniqueIdColumns()

Method Summary

Modifier and Type	Method	Description
protected Optional<PlanNode>	pushDownProjectOff(Rule.Context context, AssignUniqueId assignUniqueId, 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

PruneAssignUniqueIdColumns

public PruneAssignUniqueIdColumns()

Method Detail

pushDownProjectOff

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

Specified by:

pushDownProjectOff in class ProjectOffPushDownRule<AssignUniqueId>