Package io.trino.operator.aggregation.builder

Class SpillableHashAggregationBuilder

java.lang.Object

io.trino.operator.aggregation.builder.SpillableHashAggregationBuilder

All Implemented Interfaces:

HashAggregationBuilder, AutoCloseable

public class SpillableHashAggregationBuilder
extends Object
implements HashAggregationBuilder

Constructor Summary

Constructors

Constructor

Description

SpillableHashAggregationBuilder(List<AggregatorFactory> aggregatorFactories, AggregationNode.Step step, int expectedGroups, List<Type> groupByTypes, List<Integer> groupByChannels, Optional<Integer> hashChannel, OperatorContext operatorContext, io.airlift.units.DataSize memoryLimitForMerge, io.airlift.units.DataSize memoryLimitForMergeWithMemory, SpillerFactory spillerFactory, FlatHashStrategyCompiler hashStrategyCompiler, TypeOperators typeOperators)

Method Summary

Modifier and Type	Method	Description
WorkProcessor<Page>	buildResult()
void	close()
void	finishMemoryRevoke()
boolean	isFull()
Work<?>	processPage(Page page)
com.google.common.util.concurrent.ListenableFuture<Void>	startMemoryRevoke()
void	updateMemory()

Methods inherited from class java.lang.Object

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

Constructor Details

SpillableHashAggregationBuilder

public SpillableHashAggregationBuilder(List<AggregatorFactory> aggregatorFactories,
 AggregationNode.Step step,
 int expectedGroups,
 List<Type> groupByTypes,
 List<Integer> groupByChannels,
 Optional<Integer> hashChannel,
 OperatorContext operatorContext,
 io.airlift.units.DataSize memoryLimitForMerge,
 io.airlift.units.DataSize memoryLimitForMergeWithMemory,
 SpillerFactory spillerFactory,
 FlatHashStrategyCompiler hashStrategyCompiler,
 TypeOperators typeOperators)

Method Details

processPage

public Work<?> processPage(Page page)

Specified by:

processPage in interface HashAggregationBuilder

updateMemory

public void updateMemory()

Specified by:

updateMemory in interface HashAggregationBuilder

isFull

public boolean isFull()

Specified by:

isFull in interface HashAggregationBuilder

startMemoryRevoke

public com.google.common.util.concurrent.ListenableFuture<Void> startMemoryRevoke()

Specified by:

startMemoryRevoke in interface HashAggregationBuilder

finishMemoryRevoke

public void finishMemoryRevoke()

Specified by:

finishMemoryRevoke in interface HashAggregationBuilder

buildResult

public WorkProcessor<Page> buildResult()

Specified by:

buildResult in interface HashAggregationBuilder

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface HashAggregationBuilder