Package org.apache.calcite.materialize

Class TileSuggester

java.lang.Object

org.apache.calcite.materialize.TileSuggester

public class TileSuggester
extends java.lang.Object

Algorithm that suggests a set of initial tiles (materialized aggregate views) for a given lattice.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	TileSuggester.AttributeImpl	Implementation of Attribute based on a Lattice.Column.
private static class	TileSuggester.SchemaImpl	Implementation of Schema based on a Lattice.
private static class	TileSuggester.StatisticsProviderImpl	Implementation of StatisticsProvider that asks the lattice.
private static class	TileSuggester.TableImpl	Implementation of Table based on a Lattice.

Field Summary

Fields

Modifier and Type	Field	Description
private Lattice	lattice

Constructor Summary

Constructors

Constructor	Description
TileSuggester(Lattice lattice)

Method Summary

Modifier and Type	Method	Description
java.lang.Iterable<? extends Lattice.Tile>	tiles()
private Lattice.Tile	toTile(org.pentaho.aggdes.model.Aggregate aggregate)

Methods inherited from class java.lang.Object

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

Field Detail

lattice

private final Lattice lattice

Constructor Detail

TileSuggester

public TileSuggester(Lattice lattice)

Method Detail

tiles

public java.lang.Iterable<? extends Lattice.Tile> tiles()

toTile

private Lattice.Tile toTile(org.pentaho.aggdes.model.Aggregate aggregate)