io.prestosql.operator

Interface LookupSourceSupplier

All Superinterfaces:

Supplier<LookupSource>

All Known Implementing Classes:

JoinHashSupplier

public interface LookupSourceSupplier
extends Supplier<LookupSource>

Method Summary

Modifier and Type	Method and Description
long	checksum()
double	getExpectedHashCollisions()
long	getHashCollisions()

Methods inherited from interface java.util.function.Supplier

get

Method Detail

getHashCollisions

long getHashCollisions()

getExpectedHashCollisions

double getExpectedHashCollisions()

checksum

long checksum()

Returns:

checksum of this entity for heuristic checking equivalence of two instances