io.prestosql.sql.planner.plan

Class JoinNode

java.lang.Object

io.prestosql.sql.planner.plan.PlanNode

io.prestosql.sql.planner.plan.JoinNode

@Immutable
public class JoinNode
extends PlanNode

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	JoinNode.DistributionType
static class	JoinNode.EquiJoinClause
static class	JoinNode.Type

Constructor Summary

Constructors

Constructor and Description
JoinNode(PlanNodeId id, JoinNode.Type type, PlanNode left, PlanNode right, List<JoinNode.EquiJoinClause> criteria, List<Symbol> outputSymbols, Optional<Expression> filter, Optional<Symbol> leftHashSymbol, Optional<Symbol> rightHashSymbol, Optional<JoinNode.DistributionType> distributionType, Optional<Boolean> spillable)

Method Summary

Modifier and Type	Method and Description
<R,C> R	accept(PlanVisitor<R,C> visitor, C context)
JoinNode	flipChildren()
List<JoinNode.EquiJoinClause>	getCriteria()
Optional<JoinNode.DistributionType>	getDistributionType()
Optional<Expression>	getFilter()
PlanNode	getLeft()
Optional<Symbol>	getLeftHashSymbol()
List<Symbol>	getOutputSymbols()
PlanNode	getRight()
Optional<Symbol>	getRightHashSymbol()
Optional<SortExpressionContext>	getSortExpressionContext()
List<PlanNode>	getSources()
JoinNode.Type	getType()
boolean	isCrossJoin()
Optional<Boolean>	isSpillable()
PlanNode	replaceChildren(List<PlanNode> newChildren)
JoinNode	withDistributionType(JoinNode.DistributionType distributionType)
JoinNode	withSpillable(boolean spillable)

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

JoinNode

public JoinNode(PlanNodeId id,
                JoinNode.Type type,
                PlanNode left,
                PlanNode right,
                List<JoinNode.EquiJoinClause> criteria,
                List<Symbol> outputSymbols,
                Optional<Expression> filter,
                Optional<Symbol> leftHashSymbol,
                Optional<Symbol> rightHashSymbol,
                Optional<JoinNode.DistributionType> distributionType,
                Optional<Boolean> spillable)

Method Detail

flipChildren

public JoinNode flipChildren()

getType

public JoinNode.Type getType()

getLeft

public PlanNode getLeft()

getRight

public PlanNode getRight()

getCriteria

public List<JoinNode.EquiJoinClause> getCriteria()

getFilter

public Optional<Expression> getFilter()

getSortExpressionContext

public Optional<SortExpressionContext> getSortExpressionContext()

getLeftHashSymbol

public Optional<Symbol> getLeftHashSymbol()

getRightHashSymbol

public Optional<Symbol> getRightHashSymbol()

getSources

public List<PlanNode> getSources()

Specified by:

getSources in class PlanNode

getOutputSymbols

public List<Symbol> getOutputSymbols()

Specified by:

getOutputSymbols in class PlanNode

getDistributionType

public Optional<JoinNode.DistributionType> getDistributionType()

isSpillable

public Optional<Boolean> isSpillable()

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

withDistributionType

public JoinNode withDistributionType(JoinNode.DistributionType distributionType)

withSpillable

public JoinNode withSpillable(boolean spillable)

isCrossJoin

public boolean isCrossJoin()