io.druid.query.groupby.orderby

Interface LimitSpec

All Superinterfaces:

Cacheable

All Known Implementing Classes:

DefaultLimitSpec, NoopLimitSpec

public interface LimitSpec
extends Cacheable

Method Summary

Modifier and Type	Method and Description
com.google.common.base.Function<Sequence<Row>,Sequence<Row>>	build(List<DimensionSpec> dimensions, List<AggregatorFactory> aggs, List<PostAggregator> postAggs) Returns a function that applies a limit to an input sequence that is assumed to be sorted on dimensions.
LimitSpec	merge(LimitSpec other)

Methods inherited from interface io.druid.java.util.common.Cacheable

getCacheKey

Method Detail

build

com.google.common.base.Function<Sequence<Row>,Sequence<Row>> build(List<DimensionSpec> dimensions,
                                                                   List<AggregatorFactory> aggs,
                                                                   List<PostAggregator> postAggs)

Returns a function that applies a limit to an input sequence that is assumed to be sorted on dimensions.

Parameters:

dimensions - query dimensions

aggs - query aggregators

postAggs - query postAggregators

Returns:

limit function

merge

LimitSpec merge(LimitSpec other)