Package io.prestosql.operator.index

Class IndexLoader

java.lang.Object

io.prestosql.operator.index.IndexLoader

@ThreadSafe
public class IndexLoader
extends Object

Constructor Summary

Constructors

Constructor

Description

IndexLoader(Set<Integer> lookupSourceInputChannels, List<Integer> keyOutputChannels, OptionalInt keyOutputHashChannel, List<Type> outputTypes, IndexBuildDriverFactoryProvider indexBuildDriverFactoryProvider, int expectedPositions, io.airlift.units.DataSize maxIndexMemorySize, IndexJoinLookupStats stats, PagesIndex.Factory pagesIndexFactory, JoinCompiler joinCompiler, BlockTypeOperators blockTypeOperators)

Method Summary

Modifier and Type	Method	Description
int	getChannelCount()
IndexedData	getIndexedDataForKeys(int position, Page indexPage)
IndexSnapshot	getIndexSnapshot()
List<Type>	getOutputTypes()
void	setContext(TaskContext taskContext)
IndexedData	streamIndexDataForSingleKey(io.prestosql.operator.index.UpdateRequest updateRequest)

Methods inherited from class java.lang.Object

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

Constructor Detail

IndexLoader

public IndexLoader(Set<Integer> lookupSourceInputChannels,
                   List<Integer> keyOutputChannels,
                   OptionalInt keyOutputHashChannel,
                   List<Type> outputTypes,
                   IndexBuildDriverFactoryProvider indexBuildDriverFactoryProvider,
                   int expectedPositions,
                   io.airlift.units.DataSize maxIndexMemorySize,
                   IndexJoinLookupStats stats,
                   PagesIndex.Factory pagesIndexFactory,
                   JoinCompiler joinCompiler,
                   BlockTypeOperators blockTypeOperators)

Method Detail

setContext

public void setContext(TaskContext taskContext)

getChannelCount

public int getChannelCount()

getOutputTypes

public List<Type> getOutputTypes()

getIndexSnapshot

public IndexSnapshot getIndexSnapshot()

getIndexedDataForKeys

public IndexedData getIndexedDataForKeys(int position,
                                         Page indexPage)

streamIndexDataForSingleKey

public IndexedData streamIndexDataForSingleKey(io.prestosql.operator.index.UpdateRequest updateRequest)