io.prestosql.sql.planner.plan

Class TopNNode

java.lang.Object

io.prestosql.sql.planner.plan.PlanNode

io.prestosql.sql.planner.plan.TopNNode

@Immutable
public class TopNNode
extends PlanNode

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	TopNNode.Step

Constructor Summary

Constructors

Constructor and Description
TopNNode(PlanNodeId id, PlanNode source, long count, OrderingScheme orderingScheme, TopNNode.Step step)

Method Summary

Modifier and Type	Method and Description
<R,C> R	accept(PlanVisitor<R,C> visitor, C context)
long	getCount()
OrderingScheme	getOrderingScheme()
List<Symbol>	getOutputSymbols()
PlanNode	getSource()
List<PlanNode>	getSources()
TopNNode.Step	getStep()
PlanNode	replaceChildren(List<PlanNode> newChildren)

Methods inherited from class io.prestosql.sql.planner.plan.PlanNode

getId

Methods inherited from class java.lang.Object

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

Constructor Detail

TopNNode

public TopNNode(PlanNodeId id,
                PlanNode source,
                long count,
                OrderingScheme orderingScheme,
                TopNNode.Step step)

Method Detail

getSources

public List<PlanNode> getSources()

Specified by:

getSources in class PlanNode

getSource

public PlanNode getSource()

getOutputSymbols

public List<Symbol> getOutputSymbols()

Specified by:

getOutputSymbols in class PlanNode

getCount

public long getCount()

getOrderingScheme

public OrderingScheme getOrderingScheme()

getStep

public TopNNode.Step getStep()

accept

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

Overrides:

accept in class PlanNode

replaceChildren

public PlanNode replaceChildren(List<PlanNode> newChildren)

Specified by:

replaceChildren in class PlanNode