org.apache.drill.exec.planner.physical.visitor

Class ExcessiveExchangeIdentifier

java.lang.Object

org.apache.drill.exec.planner.physical.visitor.BasePrelVisitor<Prel,org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat,RuntimeException>

org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier

All Implemented Interfaces:

PrelVisitor<Prel,org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat,RuntimeException>

public class ExcessiveExchangeIdentifier
extends BasePrelVisitor<Prel,org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat,RuntimeException>

Constructor Summary

Constructors

Constructor and Description
ExcessiveExchangeIdentifier(long targetSliceSize)

Method Summary

Methods

Modifier and Type	Method and Description
org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat	getNewStat()
static Prel	removeExcessiveEchanges(Prel prel, long targetSliceSize)
Prel	visitExchange(ExchangePrel prel, org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat parent)
Prel	visitPrel(Prel prel, org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat s)
Prel	visitScan(ScanPrel prel, org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat s)
Prel	visitScreen(ScreenPrel prel, org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat s)

Methods inherited from class org.apache.drill.exec.planner.physical.visitor.BasePrelVisitor

visitJoin, visitProject, visitWriter

Methods inherited from class java.lang.Object

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

Constructor Detail

ExcessiveExchangeIdentifier

public ExcessiveExchangeIdentifier(long targetSliceSize)

Method Detail

removeExcessiveEchanges

public static Prel removeExcessiveEchanges(Prel prel,
                           long targetSliceSize)

visitExchange

public Prel visitExchange(ExchangePrel prel,
                 org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat parent)
                   throws RuntimeException

Specified by:

visitExchange in interface PrelVisitor<Prel,org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat,RuntimeException>

Overrides:

visitExchange in class BasePrelVisitor<Prel,org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat,RuntimeException>

Throws:

RuntimeException

visitScreen

public Prel visitScreen(ScreenPrel prel,
               org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat s)
                 throws RuntimeException

Specified by:

visitScreen in interface PrelVisitor<Prel,org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat,RuntimeException>

Overrides:

visitScreen in class BasePrelVisitor<Prel,org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat,RuntimeException>

Throws:

RuntimeException

visitScan

public Prel visitScan(ScanPrel prel,
             org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat s)
               throws RuntimeException

Specified by:

visitScan in interface PrelVisitor<Prel,org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat,RuntimeException>

Overrides:

visitScan in class BasePrelVisitor<Prel,org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat,RuntimeException>

Throws:

RuntimeException

visitPrel

public Prel visitPrel(Prel prel,
             org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat s)
               throws RuntimeException

Specified by:

visitPrel in interface PrelVisitor<Prel,org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat,RuntimeException>

Overrides:

visitPrel in class BasePrelVisitor<Prel,org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat,RuntimeException>

Throws:

RuntimeException

getNewStat

public org.apache.drill.exec.planner.physical.visitor.ExcessiveExchangeIdentifier.MajorFragmentStat getNewStat()