com.facebook.presto.spi.plan

Class ExceptNode

java.lang.Object

com.facebook.presto.spi.plan.PlanNode

com.facebook.presto.spi.plan.SetOperationNode

com.facebook.presto.spi.plan.ExceptNode

@Immutable
public final class ExceptNode
extends SetOperationNode

Constructor Summary

Constructors

Constructor and Description
ExceptNode(Optional<SourceLocation> sourceLocation, PlanNodeId id, List<PlanNode> sources, List<VariableReferenceExpression> outputVariables, Map<VariableReferenceExpression,List<VariableReferenceExpression>> outputToInputs)
ExceptNode(Optional<SourceLocation> sourceLocation, PlanNodeId id, Optional<PlanNode> statsEquivalentPlanNode, List<PlanNode> sources, List<VariableReferenceExpression> outputVariables, Map<VariableReferenceExpression,List<VariableReferenceExpression>> outputToInputs)

Method Summary

Modifier and Type	Method and Description
<R,C> R	accept(PlanVisitor<R,C> visitor, C context) A visitor pattern interface to operate on IR.
PlanNode	assignStatsEquivalentPlanNode(Optional<PlanNode> statsEquivalentPlanNode) Assigns statsEquivalentPlanNode to the plan node
PlanNode	replaceChildren(List<PlanNode> newChildren) Alter the upstream PlanNodes of the current PlanNode.

Methods inherited from class com.facebook.presto.spi.plan.SetOperationNode

getOutputVariables, getSources, getVariableMapping, sourceOutputLayout, sourceVariableMap

Methods inherited from class com.facebook.presto.spi.plan.PlanNode

computeLogicalProperties, getId, getSourceLocation, getStatsEquivalentPlanNode

Methods inherited from class java.lang.Object

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

Constructor Detail

ExceptNode

public ExceptNode(Optional<SourceLocation> sourceLocation,
                  PlanNodeId id,
                  List<PlanNode> sources,
                  List<VariableReferenceExpression> outputVariables,
                  Map<VariableReferenceExpression,List<VariableReferenceExpression>> outputToInputs)

ExceptNode

public ExceptNode(Optional<SourceLocation> sourceLocation,
                  PlanNodeId id,
                  Optional<PlanNode> statsEquivalentPlanNode,
                  List<PlanNode> sources,
                  List<VariableReferenceExpression> outputVariables,
                  Map<VariableReferenceExpression,List<VariableReferenceExpression>> outputToInputs)

Method Detail

accept

public <R,C> R accept(PlanVisitor<R,C> visitor,
                      C context)

Description copied from class: PlanNode

A visitor pattern interface to operate on IR.

Overrides:

accept in class PlanNode

assignStatsEquivalentPlanNode

public PlanNode assignStatsEquivalentPlanNode(Optional<PlanNode> statsEquivalentPlanNode)

Description copied from class: PlanNode

Assigns statsEquivalentPlanNode to the plan node

Specified by:

assignStatsEquivalentPlanNode in class PlanNode

replaceChildren

public PlanNode replaceChildren(List<PlanNode> newChildren)

Description copied from class: PlanNode

Alter the upstream PlanNodes of the current PlanNode.

Specified by:

replaceChildren in class PlanNode