Package io.prestosql.operator.project

Class DictionaryAwarePageProjection

java.lang.Object

io.prestosql.operator.project.DictionaryAwarePageProjection

All Implemented Interfaces:

PageProjection

public class DictionaryAwarePageProjection
extends Object
implements PageProjection

Constructor Summary

Constructors

Constructor	Description
DictionaryAwarePageProjection(PageProjection projection, Function<DictionaryBlock,DictionaryId> sourceIdFunction, boolean produceLazyBlock)

Method Summary

Modifier and Type	Method	Description
InputChannels	getInputChannels()
Type	getType()
boolean	isDeterministic()
Work<Block>	project(ConnectorSession session, DriverYieldSignal yieldSignal, Page page, SelectedPositions selectedPositions)

Methods inherited from class java.lang.Object

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

Constructor Detail

DictionaryAwarePageProjection

public DictionaryAwarePageProjection(PageProjection projection,
                                     Function<DictionaryBlock,DictionaryId> sourceIdFunction,
                                     boolean produceLazyBlock)

Method Detail

getType

public Type getType()

Specified by:

getType in interface PageProjection

isDeterministic

public boolean isDeterministic()

Specified by:

isDeterministic in interface PageProjection

getInputChannels

public InputChannels getInputChannels()

Specified by:

getInputChannels in interface PageProjection

project

public Work<Block> project(ConnectorSession session,
                           DriverYieldSignal yieldSignal,
                           Page page,
                           SelectedPositions selectedPositions)

Specified by:

project in interface PageProjection