Package io.trino.operator.aggregation.histogram

Class TypedHistogram

java.lang.Object

io.trino.operator.aggregation.histogram.TypedHistogram

public final class TypedHistogram
extends Object

Constructor Summary

Constructors

Constructor	Description
TypedHistogram(Type type, MethodHandle readFlat, MethodHandle writeFlat, MethodHandle hashFlat, MethodHandle identicalFlatBlock, MethodHandle hashBlock, boolean grouped)

Method Summary

Modifier and Type	Method	Description
void	add(int groupId, ValueBlock block, int position, long count)
long	getEstimatedSize()
void	serialize(int groupId, MapBlockBuilder out)
void	setMaxGroupId(int maxGroupId)
int	size()

Methods inherited from class java.lang.Object

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

Constructor Details

TypedHistogram

public TypedHistogram(Type type,
 MethodHandle readFlat,
 MethodHandle writeFlat,
 MethodHandle hashFlat,
 MethodHandle identicalFlatBlock,
 MethodHandle hashBlock,
 boolean grouped)

Method Details

getEstimatedSize

public long getEstimatedSize()

setMaxGroupId

public void setMaxGroupId(int maxGroupId)

size

public int size()

serialize

public void serialize(int groupId,
 MapBlockBuilder out)

add

public void add(int groupId,
 ValueBlock block,
 int position,
 long count)