Package io.trino.operator.join

Class JoinHashSupplier

java.lang.Object

io.trino.operator.join.JoinHashSupplier

All Implemented Interfaces:

LookupSourceSupplier, Supplier<LookupSource>

public class JoinHashSupplier
extends Object
implements LookupSourceSupplier

Constructor Summary

Constructors

Constructor

Description

JoinHashSupplier(Session session, PagesHashStrategy pagesHashStrategy, it.unimi.dsi.fastutil.longs.LongArrayList addresses, List<it.unimi.dsi.fastutil.objects.ObjectArrayList<Block>> channels, Optional<JoinFilterFunctionCompiler.JoinFilterFunctionFactory> filterFunctionFactory, Optional<Integer> sortChannel, List<JoinFilterFunctionCompiler.JoinFilterFunctionFactory> searchFunctionFactories, HashArraySizeSupplier hashArraySizeSupplier, OptionalInt singleBigintJoinChannel)

Method Summary

Modifier and Type	Method	Description
long	checksum()
JoinHash	get()
static long	getEstimatedRetainedSizeInBytes(int positionCount, it.unimi.dsi.fastutil.longs.LongArrayList addresses, List<it.unimi.dsi.fastutil.objects.ObjectArrayList<Block>> channels, long blocksSizeInBytes, Optional<Integer> sortChannel, OptionalInt singleBigintJoinChannel, HashArraySizeSupplier hashArraySizeSupplier)

Methods inherited from class java.lang.Object

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

Constructor Details

JoinHashSupplier

public JoinHashSupplier(Session session,
 PagesHashStrategy pagesHashStrategy,
 it.unimi.dsi.fastutil.longs.LongArrayList addresses,
 List<it.unimi.dsi.fastutil.objects.ObjectArrayList<Block>> channels,
 Optional<JoinFilterFunctionCompiler.JoinFilterFunctionFactory> filterFunctionFactory,
 Optional<Integer> sortChannel,
 List<JoinFilterFunctionCompiler.JoinFilterFunctionFactory> searchFunctionFactories,
 HashArraySizeSupplier hashArraySizeSupplier,
 OptionalInt singleBigintJoinChannel)

Method Details

checksum

public long checksum()

Specified by:

checksum in interface LookupSourceSupplier

Returns:

checksum of this entity for heuristic checking equivalence of two instances

get

public JoinHash get()

Specified by:

get in interface Supplier<LookupSource>

getEstimatedRetainedSizeInBytes

public static long getEstimatedRetainedSizeInBytes(int positionCount,
 it.unimi.dsi.fastutil.longs.LongArrayList addresses,
 List<it.unimi.dsi.fastutil.objects.ObjectArrayList<Block>> channels,
 long blocksSizeInBytes,
 Optional<Integer> sortChannel,
 OptionalInt singleBigintJoinChannel,
 HashArraySizeSupplier hashArraySizeSupplier)