io.prestosql.sql.planner.plan

Class WindowNode

java.lang.Object

io.prestosql.sql.planner.plan.PlanNode

io.prestosql.sql.planner.plan.WindowNode

@Immutable
public class WindowNode
extends PlanNode

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	WindowNode.Frame
static class	WindowNode.Function
static class	WindowNode.Specification

Constructor Summary

Constructors

Constructor and Description
WindowNode(PlanNodeId id, PlanNode source, WindowNode.Specification specification, Map<Symbol,WindowNode.Function> windowFunctions, Optional<Symbol> hashSymbol, Set<Symbol> prePartitionedInputs, int preSortedOrderPrefix)

Method Summary

Modifier and Type	Method and Description
<R,C> R	accept(PlanVisitor<R,C> visitor, C context)
Set<Symbol>	getCreatedSymbols()
List<WindowNode.Frame>	getFrames()
Optional<Symbol>	getHashSymbol()
Optional<OrderingScheme>	getOrderingScheme()
List<Symbol>	getOutputSymbols()
List<Symbol>	getPartitionBy()
Set<Symbol>	getPrePartitionedInputs()
int	getPreSortedOrderPrefix()
PlanNode	getSource()
List<PlanNode>	getSources()
WindowNode.Specification	getSpecification()
Map<Symbol,WindowNode.Function>	getWindowFunctions()
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

WindowNode

public WindowNode(PlanNodeId id,
                  PlanNode source,
                  WindowNode.Specification specification,
                  Map<Symbol,WindowNode.Function> windowFunctions,
                  Optional<Symbol> hashSymbol,
                  Set<Symbol> prePartitionedInputs,
                  int preSortedOrderPrefix)

Method Detail

getSources

public List<PlanNode> getSources()

Specified by:

getSources in class PlanNode

getOutputSymbols

public List<Symbol> getOutputSymbols()

Specified by:

getOutputSymbols in class PlanNode

getCreatedSymbols

public Set<Symbol> getCreatedSymbols()

getSource

public PlanNode getSource()

getSpecification

public WindowNode.Specification getSpecification()

getPartitionBy

public List<Symbol> getPartitionBy()

getOrderingScheme

public Optional<OrderingScheme> getOrderingScheme()

getWindowFunctions

public Map<Symbol,WindowNode.Function> getWindowFunctions()

getFrames

public List<WindowNode.Frame> getFrames()

getHashSymbol

public Optional<Symbol> getHashSymbol()

getPrePartitionedInputs

public Set<Symbol> getPrePartitionedInputs()

getPreSortedOrderPrefix

public int getPreSortedOrderPrefix()

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