Package io.trino.operator.output

Class PagePartitioner

java.lang.Object

io.trino.operator.output.PagePartitioner

All Implemented Interfaces:

Closeable, AutoCloseable

public class PagePartitioner
extends Object
implements Closeable

Constructor Summary

Constructors

Constructor

Description

PagePartitioner(PartitionFunction partitionFunction, List<Integer> partitionChannels, List<Optional<NullableValue>> partitionConstants, boolean replicatesAnyRow, OptionalInt nullChannel, OutputBuffer outputBuffer, PagesSerdeFactory serdeFactory, List<Type> sourceTypes, io.airlift.units.DataSize maxMemory, PositionsAppenderFactory positionsAppenderFactory, Optional<io.airlift.slice.Slice> exchangeEncryptionKey, AggregatedMemoryContext aggregatedMemoryContext, boolean partitionProcessRleAndDictionaryBlocks)

Method Summary

Modifier and Type	Method	Description
void	close()
PartitionFunction	getPartitionFunction()
void	partitionPage(Page page)
void	partitionPageByColumn(Page page)
void	partitionPageByRow(Page page)
void	setupOperator(OperatorContext operatorContext)

Methods inherited from class java.lang.Object

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

Constructor Details

PagePartitioner

public PagePartitioner(PartitionFunction partitionFunction,
 List<Integer> partitionChannels,
 List<Optional<NullableValue>> partitionConstants,
 boolean replicatesAnyRow,
 OptionalInt nullChannel,
 OutputBuffer outputBuffer,
 PagesSerdeFactory serdeFactory,
 List<Type> sourceTypes,
 io.airlift.units.DataSize maxMemory,
 PositionsAppenderFactory positionsAppenderFactory,
 Optional<io.airlift.slice.Slice> exchangeEncryptionKey,
 AggregatedMemoryContext aggregatedMemoryContext,
 boolean partitionProcessRleAndDictionaryBlocks)

Method Details

getPartitionFunction

public PartitionFunction getPartitionFunction()

setupOperator

public void setupOperator(OperatorContext operatorContext)

partitionPage

public void partitionPage(Page page)

partitionPageByRow

public void partitionPageByRow(Page page)

partitionPageByColumn

public void partitionPageByColumn(Page page)

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable