com.yahoo.bard.webservice.druid.model.query

Interface DruidFactQuery<Q extends DruidFactQuery<? super Q>>

Type Parameters:

Q - class that extends DruidQuery

All Superinterfaces:

DruidQuery<Q>

All Known Subinterfaces:

DruidAggregationQuery<Q>

All Known Implementing Classes:

AbstractDruidAggregationQuery, AbstractDruidFactQuery, DruidSearchQuery, GroupByQuery, LookbackQuery, SqlAggregationQuery, TemplateDruidQuery, TimeSeriesQuery, TopNQuery, WeightEvaluationQuery

public interface DruidFactQuery<Q extends DruidFactQuery<? super Q>>
extends DruidQuery<Q>

Common interface for Druid Fact Query classes.

Method Summary

Modifier and Type	Method and Description
Filter	getFilter() Returns the filter object of the query.
Granularity	getGranularity() Returns the time grain (granularity) of the query.
default DruidFactQuery<?>	getInnermostQuery() If this structure is part of a query stack, return the lowest element.
default Optional<? extends DruidFactQuery>	getInnerQuery() If this query is nestable, and has a nested query return it.
List<org.joda.time.Interval>	getIntervals() Returns the intervals of the query.
Q	withAllIntervals(Collection<org.joda.time.Interval> intervals) Returns a copy of this query with the specified intervals set in this and all inner queries.
Q	withFilter(Filter filter) Returns a copy of this query with the specified filter.
Q	withGranularity(Granularity granularity) Returns a copy of this query with the specified time grain.
Q	withIntervals(Collection<org.joda.time.Interval> intervals) Returns a copy of this query with the specified intervals.

Methods inherited from interface com.yahoo.bard.webservice.druid.model.query.DruidQuery

getContext, getDataSource, getQueryType, withContext, withDataSource, withInnermostDataSource

Method Detail

getGranularity

Granularity getGranularity()

Returns the time grain (granularity) of the query.

Returns:

the query time grain

getFilter

Filter getFilter()

Returns the filter object of the query.

Returns:

the query filter object

getIntervals

List<org.joda.time.Interval> getIntervals()

Returns the intervals of the query.

Returns:

the query intervals

withGranularity

Q withGranularity(Granularity granularity)

Returns a copy of this query with the specified time grain.

Parameters:

granularity - the new time grain

Returns:

the query copy

withFilter

Q withFilter(Filter filter)

Returns a copy of this query with the specified filter.

Parameters:

filter - the new filter

Returns:

the query copy

withIntervals

Q withIntervals(Collection<org.joda.time.Interval> intervals)

Returns a copy of this query with the specified intervals.

Parameters:

intervals - the new intervals

Returns:

the query copy

withAllIntervals

Q withAllIntervals(Collection<org.joda.time.Interval> intervals)

Returns a copy of this query with the specified intervals set in this and all inner queries.

All nested queries are copies of themselves with the specified intervals set.

Parameters:

intervals - the new intervals

Returns:

the query copy

getInnerQuery

default Optional<? extends DruidFactQuery> getInnerQuery()

Description copied from interface: DruidQuery

If this query is nestable, and has a nested query return it.

Specified by:

getInnerQuery in interface DruidQuery<Q extends DruidFactQuery<? super Q>>

Returns:

the nested query or empty if there is no nested query

getInnermostQuery

default DruidFactQuery<?> getInnermostQuery()

Description copied from interface: DruidQuery

If this structure is part of a query stack, return the lowest element.

Specified by:

getInnermostQuery in interface DruidQuery<Q extends DruidFactQuery<? super Q>>

Returns:

Return the most nested inner query OR the object itself if it has no children