com.facebook.presto.operator.aggregation.builder

Class MergingHashAggregationBuilder

java.lang.Object

com.facebook.presto.operator.aggregation.builder.MergingHashAggregationBuilder

All Implemented Interfaces:

Closeable, AutoCloseable

public class MergingHashAggregationBuilder
extends Object
implements Closeable

Constructor Summary

Constructors

Constructor and Description
MergingHashAggregationBuilder(List<AccumulatorFactory> accumulatorFactories, AggregationNode.Step step, int expectedGroups, List<Type> groupByTypes, Optional<Integer> hashChannel, OperatorContext operatorContext, WorkProcessor<Page> sortedPages, LocalMemoryContext systemMemoryContext, long memoryLimitForMerge, int overwriteIntermediateChannelOffset, JoinCompiler joinCompiler)

Method Summary

Modifier and Type	Method and Description
WorkProcessor<Page>	buildResult()
void	close()

Methods inherited from class java.lang.Object

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

Constructor Detail

MergingHashAggregationBuilder

public MergingHashAggregationBuilder(List<AccumulatorFactory> accumulatorFactories,
                                     AggregationNode.Step step,
                                     int expectedGroups,
                                     List<Type> groupByTypes,
                                     Optional<Integer> hashChannel,
                                     OperatorContext operatorContext,
                                     WorkProcessor<Page> sortedPages,
                                     LocalMemoryContext systemMemoryContext,
                                     long memoryLimitForMerge,
                                     int overwriteIntermediateChannelOffset,
                                     JoinCompiler joinCompiler)

Method Detail

buildResult

public WorkProcessor<Page> buildResult()

close

public void close()

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable