Uses of Interface
io.druid.query.dimension.ColumnSelectorStrategy

Packages that use ColumnSelectorStrategy

Package	Description
io.druid.query
io.druid.query.aggregation.cardinality.types
io.druid.query.dimension
io.druid.query.filter
io.druid.query.groupby.epinephelinae.column
io.druid.query.search
io.druid.query.select
io.druid.query.topn.types
io.druid.segment

Uses of ColumnSelectorStrategy in io.druid.query

Classes in io.druid.query with type parameters of type ColumnSelectorStrategy

Modifier and Type	Class and Description
class	ColumnSelectorPlus<ColumnSelectorStrategyClass extends ColumnSelectorStrategy> A grouping of various related objects used during query processing for a single dimension, used for convenience.

Uses of ColumnSelectorStrategy in io.druid.query.aggregation.cardinality.types

Subinterfaces of ColumnSelectorStrategy in io.druid.query.aggregation.cardinality.types

Modifier and Type	Interface and Description
interface	CardinalityAggregatorColumnSelectorStrategy<ValueSelectorType extends ColumnValueSelector>

Classes in io.druid.query.aggregation.cardinality.types that implement ColumnSelectorStrategy

Modifier and Type	Class and Description
class	FloatCardinalityAggregatorColumnSelectorStrategy
class	LongCardinalityAggregatorColumnSelectorStrategy
class	StringCardinalityAggregatorColumnSelectorStrategy

Uses of ColumnSelectorStrategy in io.druid.query.dimension

Classes in io.druid.query.dimension with type parameters of type ColumnSelectorStrategy

Modifier and Type	Interface and Description
interface	ColumnSelectorStrategyFactory<ColumnSelectorStrategyClass extends ColumnSelectorStrategy>

Uses of ColumnSelectorStrategy in io.druid.query.filter

Subinterfaces of ColumnSelectorStrategy in io.druid.query.filter

Modifier and Type	Interface and Description
interface	ValueMatcherColumnSelectorStrategy<ValueSelectorType extends ColumnValueSelector>

Classes in io.druid.query.filter that implement ColumnSelectorStrategy

Modifier and Type	Class and Description
class	FloatValueMatcherColumnSelectorStrategy
class	LongValueMatcherColumnSelectorStrategy
class	StringValueMatcherColumnSelectorStrategy

Uses of ColumnSelectorStrategy in io.druid.query.groupby.epinephelinae.column

Subinterfaces of ColumnSelectorStrategy in io.druid.query.groupby.epinephelinae.column

Modifier and Type	Interface and Description
interface	GroupByColumnSelectorStrategy Contains a collection of query processing methods for type-specific operations used exclusively by GroupByQueryEngineV2.

Classes in io.druid.query.groupby.epinephelinae.column that implement ColumnSelectorStrategy

Modifier and Type	Class and Description
class	DictionaryBuildingStringGroupByColumnSelectorStrategy A String strategy that builds an internal String<->Integer dictionary for DimensionSelectors that return false for nameLookupPossibleInAdvance()
class	FloatGroupByColumnSelectorStrategy
class	LongGroupByColumnSelectorStrategy
class	StringGroupByColumnSelectorStrategy

Uses of ColumnSelectorStrategy in io.druid.query.search

Subinterfaces of ColumnSelectorStrategy in io.druid.query.search

Modifier and Type	Interface and Description
static interface	SearchQueryRunner.SearchColumnSelectorStrategy<ValueSelectorType extends ColumnValueSelector>

Classes in io.druid.query.search that implement ColumnSelectorStrategy

Modifier and Type	Class and Description
static class	SearchQueryRunner.FloatSearchColumnSelectorStrategy
static class	SearchQueryRunner.LongSearchColumnSelectorStrategy
static class	SearchQueryRunner.StringSearchColumnSelectorStrategy

Uses of ColumnSelectorStrategy in io.druid.query.select

Subinterfaces of ColumnSelectorStrategy in io.druid.query.select

Modifier and Type	Interface and Description
static interface	SelectQueryEngine.SelectColumnSelectorStrategy<ValueSelectorType extends ColumnValueSelector>

Classes in io.druid.query.select that implement ColumnSelectorStrategy

Modifier and Type	Class and Description
static class	SelectQueryEngine.FloatSelectColumnSelectorStrategy
static class	SelectQueryEngine.LongSelectColumnSelectorStrategy
static class	SelectQueryEngine.StringSelectColumnSelectorStrategy

Uses of ColumnSelectorStrategy in io.druid.query.topn.types

Subinterfaces of ColumnSelectorStrategy in io.druid.query.topn.types

Modifier and Type	Interface and Description
interface	TopNColumnSelectorStrategy<ValueSelectorType extends ColumnValueSelector,DimExtractionAggregateStoreType extends Map>

Classes in io.druid.query.topn.types that implement ColumnSelectorStrategy

Modifier and Type	Class and Description
class	FloatTopNColumnSelectorStrategy
class	LongTopNColumnSelectorStrategy
class	StringTopNColumnSelectorStrategy

Uses of ColumnSelectorStrategy in io.druid.segment

Methods in io.druid.segment with type parameters of type ColumnSelectorStrategy

Modifier and Type	Method and Description
static <ColumnSelectorStrategyClass extends ColumnSelectorStrategy> ColumnSelectorPlus<ColumnSelectorStrategyClass>	DimensionHandlerUtils.createColumnSelectorPlus(ColumnSelectorStrategyFactory<ColumnSelectorStrategyClass> strategyFactory, DimensionSpec dimensionSpec, ColumnSelectorFactory cursor) Convenience function equivalent to calling DimensionHandlerUtils.createColumnSelectorPluses(ColumnSelectorStrategyFactory, List, ColumnSelectorFactory) with a singleton list of dimensionSpecs and then retrieving the only element in the returned array.
static <ColumnSelectorStrategyClass extends ColumnSelectorStrategy> ColumnSelectorPlus<ColumnSelectorStrategyClass>[]	DimensionHandlerUtils.createColumnSelectorPluses(ColumnSelectorStrategyFactory<ColumnSelectorStrategyClass> strategyFactory, List<DimensionSpec> dimensionSpecs, ColumnSelectorFactory cursor) Creates an array of ColumnSelectorPlus objects, selectors that handle type-specific operations within query processing engines, using a strategy factory provided by the query engine.