io.prestosql.sql.planner.plan

Class SampleNode

java.lang.Object

io.prestosql.sql.planner.plan.PlanNode

io.prestosql.sql.planner.plan.SampleNode

@Immutable
public class SampleNode
extends PlanNode

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	SampleNode.Type

Constructor Summary

Constructors

Constructor and Description
SampleNode(PlanNodeId id, PlanNode source, double sampleRatio, SampleNode.Type sampleType)

Method Summary

Modifier and Type	Method and Description
<R,C> R	accept(PlanVisitor<R,C> visitor, C context)
List<Symbol>	getOutputSymbols()
double	getSampleRatio()
SampleNode.Type	getSampleType()
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

SampleNode

public SampleNode(PlanNodeId id,
                  PlanNode source,
                  double sampleRatio,
                  SampleNode.Type sampleType)

Method Detail

getSources

public List<PlanNode> getSources()

Specified by:

getSources in class PlanNode

getSource

public PlanNode getSource()

getSampleRatio

public double getSampleRatio()

getSampleType

public SampleNode.Type getSampleType()

getOutputSymbols

public List<Symbol> getOutputSymbols()

Specified by:

getOutputSymbols in class PlanNode

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