org.apache.calcite.adapter.druid

Class Granularities

java.lang.Object

org.apache.calcite.adapter.druid.Granularities

public class Granularities
extends Object

Factory methods and helpers for Granularity.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static class	Granularities.AllGranularity Implementation of Granularity for Granularity.Type.ALL.
private static class	Granularities.PeriodGranularity Implementation of Granularity based on a time unit.

Constructor Summary

Constructors

Modifier	Constructor and Description
private	Granularities()

Method Summary

Modifier and Type	Method and Description
static Granularity	all() Returns a Granularity that causes all rows to be rolled up into one.
static Granularity	createGranularity(org.apache.calcite.avatica.util.TimeUnitRange timeUnit, String timeZone) Creates a Granularity based on a time unit.

Methods inherited from class java.lang.Object

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

Constructor Detail

Granularities

private Granularities()

Method Detail

all

public static Granularity all()

Returns a Granularity that causes all rows to be rolled up into one.

createGranularity

@Nonnull
public static Granularity createGranularity(org.apache.calcite.avatica.util.TimeUnitRange timeUnit,
                                                     String timeZone)

Creates a Granularity based on a time unit.

When used in a query, Druid will rollup and round time values based on specified period and timezone.