org.apache.calcite.materialize

Class Lattices

java.lang.Object

org.apache.calcite.materialize.Lattices

public class Lattices
extends Object

Utilities for Lattice, LatticeStatisticProvider.

Field Summary

Fields

Modifier and Type	Field and Description
static LatticeStatisticProvider.Factory	CACHED_SQL Statistics provider that uses SQL then stores the results in a cache.
static LatticeStatisticProvider.Factory	PROFILER Statistics provider that uses a profiler.
static LatticeStatisticProvider.Factory	SQL Statistics provider that uses SQL.

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

SQL

public static final LatticeStatisticProvider.Factory SQL

Statistics provider that uses SQL.

CACHED_SQL

public static final LatticeStatisticProvider.Factory CACHED_SQL

Statistics provider that uses SQL then stores the results in a cache.

PROFILER

public static final LatticeStatisticProvider.Factory PROFILER

Statistics provider that uses a profiler.