EnforceSingleRowNode (presto-main 345 API)

java.lang.Object
- io.prestosql.sql.planner.plan.PlanNode
- - io.prestosql.sql.planner.plan.EnforceSingleRowNode

@Immutable
public class EnforceSingleRowNode
extends PlanNode

Constructor Summary

Constructors
Constructor Description

EnforceSingleRowNode(PlanNodeId id, PlanNode source)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`<R,C> R`	`accept(PlanVisitor<R,C> visitor, C context)`
`List<Symbol>`	`getOutputSymbols()`
`PlanNode`	`getSource()`
`List<PlanNode>`	`getSources()`
`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

EnforceSingleRowNode

public EnforceSingleRowNode(PlanNodeId id,
                            PlanNode source)

Method Detail

getSources
```
public List<PlanNode> getSources()
```
Specified by:

getSources in class PlanNode

getOutputSymbols
```
public List<Symbol> getOutputSymbols()
```
Specified by:

getOutputSymbols in class PlanNode

getSource
```
public PlanNode getSource()
```

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