Package io.trino.operator.aggregation.multimapagg

Class AbstractMultimapAggregationState

java.lang.Object

io.trino.operator.aggregation.multimapagg.AbstractMultimapAggregationState

All Implemented Interfaces:

MultimapAggregationState, AccumulatorState

Direct Known Subclasses:

GroupedMultimapAggregationState, SingleMultimapAggregationState

public abstract class AbstractMultimapAggregationState
extends Object
implements MultimapAggregationState

Constructor Summary

Constructors

Constructor	Description
AbstractMultimapAggregationState(AbstractMultimapAggregationState state)
AbstractMultimapAggregationState(Type keyType, MethodHandle keyReadFlat, MethodHandle keyWriteFlat, MethodHandle hashFlat, MethodHandle distinctFlatBlock, MethodHandle keyHashBlock, Type valueType, MethodHandle valueReadFlat, MethodHandle valueWriteFlat, boolean grouped)

Method Summary

Modifier and Type	Method	Description
protected void	add(int groupId, Block keyBlock, int keyPosition, Block valueBlock, int valuePosition)
protected void	deserialize(int groupId, SingleMapBlock serializedState)
long	getEstimatedSize()
protected void	serialize(int groupId, MapBlockBuilder out)
void	setMaxGroupId(int maxGroupId)

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.trino.spi.function.AccumulatorState

copy

Methods inherited from interface io.trino.operator.aggregation.multimapagg.MultimapAggregationState

add, merge, writeAll

Constructor Details

AbstractMultimapAggregationState

public AbstractMultimapAggregationState(Type keyType,
 MethodHandle keyReadFlat,
 MethodHandle keyWriteFlat,
 MethodHandle hashFlat,
 MethodHandle distinctFlatBlock,
 MethodHandle keyHashBlock,
 Type valueType,
 MethodHandle valueReadFlat,
 MethodHandle valueWriteFlat,
 boolean grouped)

AbstractMultimapAggregationState

public AbstractMultimapAggregationState(AbstractMultimapAggregationState state)

Method Details

getEstimatedSize

public long getEstimatedSize()

Specified by:

getEstimatedSize in interface AccumulatorState

setMaxGroupId

public void setMaxGroupId(int maxGroupId)

serialize

protected void serialize(int groupId,
 MapBlockBuilder out)

deserialize

protected void deserialize(int groupId,
 SingleMapBlock serializedState)

add

protected void add(int groupId,
 Block keyBlock,
 int keyPosition,
 Block valueBlock,
 int valuePosition)