org.apache.calcite.model

Class JsonTile

java.lang.Object

org.apache.calcite.model.JsonTile

public class JsonTile
extends Object

Materialized view within a JsonLattice.

A tile is defined in terms of its dimensionality (the grouping columns, drawn from the lattice) and measures (aggregate functions applied to lattice columns).

Occurs within JsonLattice.tiles.

See Also:

Description of schema elements

Field Summary

Fields

Modifier and Type	Field and Description
List	dimensions List of dimensions that define this tile.
List<JsonMeasure>	measures List of measures in this tile.

Constructor Summary

Constructors

Constructor and Description
JsonTile()

Method Summary

Modifier and Type	Method and Description
void	accept(ModelHandler handler)

Methods inherited from class java.lang.Object

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

Field Detail

dimensions

public final List dimensions

List of dimensions that define this tile.

Each dimension is a column from the lattice. The list of dimensions defines the level of aggregation, like a GROUP BY clause.

Required, but may be empty. Each element is either a string (the unique label of the column within the lattice) or a string list (a pair consisting of a table alias and a column name).

measures

public List<JsonMeasure> measures

List of measures in this tile.

If not specified, uses JsonLattice.defaultMeasures.

Constructor Detail

JsonTile

public JsonTile()

Method Detail

accept

public void accept(ModelHandler handler)