Uses of Interface
org.apache.druid.segment.ColumnSelectorFactory

Packages that use ColumnSelectorFactory

Package	Description
org.apache.druid.query.aggregation
org.apache.druid.query.aggregation.any
org.apache.druid.query.aggregation.cardinality
org.apache.druid.query.aggregation.first
org.apache.druid.query.aggregation.hyperloglog
org.apache.druid.query.aggregation.last
org.apache.druid.query.aggregation.mean
org.apache.druid.query.filter
org.apache.druid.query.groupby.epinephelinae
org.apache.druid.segment
org.apache.druid.segment.filter
org.apache.druid.segment.incremental
org.apache.druid.segment.join
org.apache.druid.segment.join.filter
org.apache.druid.segment.join.lookup
org.apache.druid.segment.join.table
org.apache.druid.segment.virtual

Uses of ColumnSelectorFactory in org.apache.druid.query.aggregation

Methods in org.apache.druid.query.aggregation with parameters of type ColumnSelectorFactory

Modifier and Type	Method and Description
Aggregator	SuppressedAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	CountAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	HistogramAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	FilteredAggregatorFactory.factorize(ColumnSelectorFactory columnSelectorFactory)
abstract Aggregator	AggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	JavaScriptAggregatorFactory.factorize(ColumnSelectorFactory columnFactory)
Aggregator	NullableNumericAggregatorFactory.factorize(ColumnSelectorFactory columnSelectorFactory)
protected Aggregator	SimpleLongAggregatorFactory.factorize(ColumnSelectorFactory metricFactory, ColumnValueSelector selector)
protected Aggregator	SimpleDoubleAggregatorFactory.factorize(ColumnSelectorFactory metricFactory, ColumnValueSelector selector)
protected Aggregator	SimpleFloatAggregatorFactory.factorize(ColumnSelectorFactory metricFactory, ColumnValueSelector selector)
protected abstract Aggregator	NullableNumericAggregatorFactory.factorize(ColumnSelectorFactory columnSelectorFactory, T selector) Creates an Aggregator to aggregate values from several rows, by using the provided selector.
BufferAggregator	SuppressedAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory)
BufferAggregator	CountAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory)
BufferAggregator	HistogramAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory)
BufferAggregator	FilteredAggregatorFactory.factorizeBuffered(ColumnSelectorFactory columnSelectorFactory)
abstract BufferAggregator	AggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory)
BufferAggregator	JavaScriptAggregatorFactory.factorizeBuffered(ColumnSelectorFactory columnSelectorFactory)
BufferAggregator	NullableNumericAggregatorFactory.factorizeBuffered(ColumnSelectorFactory columnSelectorFactory)
protected BufferAggregator	SimpleLongAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory, ColumnValueSelector selector)
protected BufferAggregator	SimpleDoubleAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory, ColumnValueSelector selector)
protected BufferAggregator	SimpleFloatAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory, ColumnValueSelector selector)
static AggregatorAdapters	AggregatorAdapters.factorizeBuffered(ColumnSelectorFactory columnSelectorFactory, List<AggregatorFactory> aggregatorFactories) Create an adapters object based on BufferAggregator.
protected abstract BufferAggregator	NullableNumericAggregatorFactory.factorizeBuffered(ColumnSelectorFactory columnSelectorFactory, T selector) Creates an BufferAggregator to aggregate values from several rows into a ByteBuffer.
protected ColumnValueSelector	SimpleLongAggregatorFactory.selector(ColumnSelectorFactory metricFactory)
protected ColumnValueSelector	SimpleDoubleAggregatorFactory.selector(ColumnSelectorFactory metricFactory)
protected ColumnValueSelector	SimpleFloatAggregatorFactory.selector(ColumnSelectorFactory metricFactory)
protected abstract T	NullableNumericAggregatorFactory.selector(ColumnSelectorFactory columnSelectorFactory) Creates a ColumnValueSelector for the aggregated column.

Uses of ColumnSelectorFactory in org.apache.druid.query.aggregation.any

Methods in org.apache.druid.query.aggregation.any with parameters of type ColumnSelectorFactory

Modifier and Type	Method and Description
Aggregator	StringAnyAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	FloatAnyAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	LongAnyAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	DoubleAnyAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
BufferAggregator	StringAnyAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory)
BufferAggregator	FloatAnyAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory)
BufferAggregator	LongAnyAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory)
BufferAggregator	DoubleAnyAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory)

Uses of ColumnSelectorFactory in org.apache.druid.query.aggregation.cardinality

Methods in org.apache.druid.query.aggregation.cardinality with parameters of type ColumnSelectorFactory

Modifier and Type	Method and Description
Aggregator	CardinalityAggregatorFactory.factorize(ColumnSelectorFactory columnFactory)
BufferAggregator	CardinalityAggregatorFactory.factorizeBuffered(ColumnSelectorFactory columnFactory)

Uses of ColumnSelectorFactory in org.apache.druid.query.aggregation.first

Methods in org.apache.druid.query.aggregation.first with parameters of type ColumnSelectorFactory

Modifier and Type	Method and Description
Aggregator	DoubleFirstAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	FloatFirstAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	StringFirstAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	LongFirstAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
BufferAggregator	DoubleFirstAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory)
BufferAggregator	FloatFirstAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory)
BufferAggregator	StringFirstAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory)
BufferAggregator	LongFirstAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory)

Uses of ColumnSelectorFactory in org.apache.druid.query.aggregation.hyperloglog

Methods in org.apache.druid.query.aggregation.hyperloglog with parameters of type ColumnSelectorFactory

Modifier and Type	Method and Description
Aggregator	HyperUniquesAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
BufferAggregator	HyperUniquesAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory)

Uses of ColumnSelectorFactory in org.apache.druid.query.aggregation.last

Methods in org.apache.druid.query.aggregation.last with parameters of type ColumnSelectorFactory

Modifier and Type	Method and Description
Aggregator	DoubleLastAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	StringLastAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	FloatLastAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	LongLastAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
BufferAggregator	DoubleLastAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory)
BufferAggregator	StringLastAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory)
BufferAggregator	FloatLastAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory)
BufferAggregator	LongLastAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory)

Uses of ColumnSelectorFactory in org.apache.druid.query.aggregation.mean

Methods in org.apache.druid.query.aggregation.mean with parameters of type ColumnSelectorFactory

Modifier and Type	Method and Description
Aggregator	DoubleMeanAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
BufferAggregator	DoubleMeanAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory)

Uses of ColumnSelectorFactory in org.apache.druid.query.filter

Methods in org.apache.druid.query.filter with parameters of type ColumnSelectorFactory

Modifier and Type	Method and Description
ValueMatcher	BooleanFilter.makeMatcher(BitmapIndexSelector selector, ColumnSelectorFactory columnSelectorFactory, RowOffsetMatcherFactory rowOffsetMatcherFactory) Get a ValueMatcher that applies this filter to row values.
ValueMatcher	Filter.makeMatcher(ColumnSelectorFactory factory) Get a ValueMatcher that applies this filter to row values.

Uses of ColumnSelectorFactory in org.apache.druid.query.groupby.epinephelinae

Methods in org.apache.druid.query.groupby.epinephelinae that return ColumnSelectorFactory

Modifier and Type	Method and Description
static ColumnSelectorFactory	RowBasedGrouperHelper.createResultRowBasedColumnSelectorFactory(GroupByQuery query, com.google.common.base.Supplier<ResultRow> supplier) Creates a ColumnSelectorFactory that can read rows which originate as results of the provided "query".

Methods in org.apache.druid.query.groupby.epinephelinae with parameters of type ColumnSelectorFactory

Modifier and Type	Method and Description
static boolean	GroupByQueryEngineV2.canPushDownLimit(ColumnSelectorFactory columnSelectorFactory, String columnName) check if a column will operate correctly with LimitedBufferHashGrouper for query limit pushdown

Constructors in org.apache.druid.query.groupby.epinephelinae with parameters of type ColumnSelectorFactory

Constructor and Description
ConcurrentGrouper(GroupByQueryConfig groupByQueryConfig, com.google.common.base.Supplier<ByteBuffer> bufferSupplier, ReferenceCountingResourceHolder<ByteBuffer> combineBufferHolder, Grouper.KeySerdeFactory<KeyType> keySerdeFactory, Grouper.KeySerdeFactory<KeyType> combineKeySerdeFactory, ColumnSelectorFactory columnSelectorFactory, AggregatorFactory[] aggregatorFactories, LimitedTemporaryStorage temporaryStorage, com.fasterxml.jackson.databind.ObjectMapper spillMapper, int concurrencyHint, DefaultLimitSpec limitSpec, boolean sortHasNonGroupingFields, com.google.common.util.concurrent.ListeningExecutorService executor, int priority, boolean hasQueryTimeout, long queryTimeoutAt)
SpillingGrouper(com.google.common.base.Supplier<ByteBuffer> bufferSupplier, Grouper.KeySerdeFactory<KeyType> keySerdeFactory, ColumnSelectorFactory columnSelectorFactory, AggregatorFactory[] aggregatorFactories, int bufferGrouperMaxSize, float bufferGrouperMaxLoadFactor, int bufferGrouperInitialBuckets, LimitedTemporaryStorage temporaryStorage, com.fasterxml.jackson.databind.ObjectMapper spillMapper, boolean spillingAllowed, DefaultLimitSpec limitSpec, boolean sortHasNonGroupingFields, int mergeBufferSize)

Uses of ColumnSelectorFactory in org.apache.druid.segment

Classes in org.apache.druid.segment that implement ColumnSelectorFactory

Modifier and Type	Class and Description
class	RowBasedColumnSelectorFactory<T> A ColumnSelectorFactory that is based on an object supplier and a RowAdapter for that type of object.

Methods in org.apache.druid.segment that return ColumnSelectorFactory

Modifier and Type	Method and Description
ColumnSelectorFactory	RowBasedCursor.getColumnSelectorFactory()
ColumnSelectorFactory	Cursor.getColumnSelectorFactory()
ColumnSelectorFactory	VirtualColumns.wrap(ColumnSelectorFactory baseFactory)

Methods in org.apache.druid.segment with parameters of type ColumnSelectorFactory

Modifier and Type	Method and Description
static <Strategy extends ColumnSelectorStrategy> ColumnSelectorPlus<Strategy>	DimensionHandlerUtils.createColumnSelectorPlus(ColumnSelectorStrategyFactory<Strategy> 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 <Strategy extends ColumnSelectorStrategy> ColumnSelectorPlus<Strategy>[]	DimensionHandlerUtils.createColumnSelectorPluses(ColumnSelectorStrategyFactory<Strategy> strategyFactory, List<DimensionSpec> dimensionSpecs, ColumnSelectorFactory columnSelectorFactory) 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.
ColumnValueSelector<?>	VirtualColumn.makeColumnValueSelector(String columnName, ColumnSelectorFactory factory) Build a selector corresponding to this virtual column.
ColumnValueSelector<?>	VirtualColumns.makeColumnValueSelector(String columnName, ColumnSelectorFactory factory) Create a column value selector.
DimensionSelector	VirtualColumn.makeDimensionSelector(DimensionSpec dimensionSpec, ColumnSelectorFactory factory) Build a selector corresponding to this virtual column.
DimensionSelector	VirtualColumns.makeDimensionSelector(DimensionSpec dimensionSpec, ColumnSelectorFactory factory) Create a dimension (string) selector.
static <T> T	ColumnProcessors.makeProcessor(DimensionSpec dimensionSpec, ColumnProcessorFactory<T> processorFactory, ColumnSelectorFactory selectorFactory) Make a processor for a particular DimensionSpec.
static <T> T	ColumnProcessors.makeProcessor(Expr expr, ValueType exprTypeHint, ColumnProcessorFactory<T> processorFactory, ColumnSelectorFactory selectorFactory) Make a processor for a particular expression.
static <T> T	ColumnProcessors.makeProcessor(String column, ColumnProcessorFactory<T> processorFactory, ColumnSelectorFactory selectorFactory) Make a processor for a particular named column.
ColumnSelectorFactory	VirtualColumns.wrap(ColumnSelectorFactory baseFactory)

Uses of ColumnSelectorFactory in org.apache.druid.segment.filter

Methods in org.apache.druid.segment.filter with parameters of type ColumnSelectorFactory

Modifier and Type	Method and Description
ValueMatcher	AndFilter.makeMatcher(BitmapIndexSelector selector, ColumnSelectorFactory columnSelectorFactory, RowOffsetMatcherFactory rowOffsetMatcherFactory)
ValueMatcher	OrFilter.makeMatcher(BitmapIndexSelector selector, ColumnSelectorFactory columnSelectorFactory, RowOffsetMatcherFactory rowOffsetMatcherFactory)
ValueMatcher	DimensionPredicateFilter.makeMatcher(ColumnSelectorFactory factory)
ValueMatcher	ExpressionFilter.makeMatcher(ColumnSelectorFactory factory)
ValueMatcher	ColumnComparisonFilter.makeMatcher(ColumnSelectorFactory factory)
ValueMatcher	NotFilter.makeMatcher(ColumnSelectorFactory factory)
ValueMatcher	SelectorFilter.makeMatcher(ColumnSelectorFactory factory)
ValueMatcher	JavaScriptFilter.makeMatcher(ColumnSelectorFactory factory)
ValueMatcher	LikeFilter.makeMatcher(ColumnSelectorFactory factory)
ValueMatcher	TrueFilter.makeMatcher(ColumnSelectorFactory factory)
ValueMatcher	FalseFilter.makeMatcher(ColumnSelectorFactory factory)
ValueMatcher	AndFilter.makeMatcher(ColumnSelectorFactory factory)
ValueMatcher	BoundFilter.makeMatcher(ColumnSelectorFactory factory)
ValueMatcher	InFilter.makeMatcher(ColumnSelectorFactory factory)
ValueMatcher	SpatialFilter.makeMatcher(ColumnSelectorFactory factory)
ValueMatcher	OrFilter.makeMatcher(ColumnSelectorFactory factory)
static ValueMatcher	Filters.makeValueMatcher(ColumnSelectorFactory columnSelectorFactory, String columnName, DruidPredicateFactory predicateFactory) Create a ValueMatcher that applies a predicate to row values.
static ValueMatcher	Filters.makeValueMatcher(ColumnSelectorFactory columnSelectorFactory, String columnName, String value) Create a ValueMatcher that compares row values to the provided string.

Uses of ColumnSelectorFactory in org.apache.druid.segment.incremental

Methods in org.apache.druid.segment.incremental that return ColumnSelectorFactory

Modifier and Type	Method and Description
protected ColumnSelectorFactory	IncrementalIndex.makeColumnSelectorFactory(AggregatorFactory agg, com.google.common.base.Supplier<InputRow> in, boolean deserializeComplexMetrics)
static ColumnSelectorFactory	IncrementalIndex.makeColumnSelectorFactory(VirtualColumns virtualColumns, AggregatorFactory agg, com.google.common.base.Supplier<InputRow> in, boolean deserializeComplexMetrics) Column selector used at ingestion time for inputs to aggregators.

Uses of ColumnSelectorFactory in org.apache.druid.segment.join

Methods in org.apache.druid.segment.join that return ColumnSelectorFactory

Modifier and Type	Method and Description
ColumnSelectorFactory	PostJoinCursor.getColumnSelectorFactory()
ColumnSelectorFactory	JoinMatcher.getColumnSelectorFactory() Returns a factory for reading columns from the Joinable that correspond to matched rows.

Methods in org.apache.druid.segment.join with parameters of type ColumnSelectorFactory

Modifier and Type	Method and Description
JoinMatcher	Joinable.makeJoinMatcher(ColumnSelectorFactory leftColumnSelectorFactory, JoinConditionAnalysis condition, boolean remainderNeeded) Creates a JoinMatcher that can be used to implement a join onto this Joinable.

Uses of ColumnSelectorFactory in org.apache.druid.segment.join.filter

Classes in org.apache.druid.segment.join.filter that implement ColumnSelectorFactory

Modifier and Type	Class and Description
class	AllNullColumnSelectorFactory

Uses of ColumnSelectorFactory in org.apache.druid.segment.join.lookup

Classes in org.apache.druid.segment.join.lookup that implement ColumnSelectorFactory

Modifier and Type	Class and Description
class	LookupColumnSelectorFactory

Methods in org.apache.druid.segment.join.lookup that return ColumnSelectorFactory

Modifier and Type	Method and Description
ColumnSelectorFactory	LookupJoinMatcher.getColumnSelectorFactory()

Methods in org.apache.druid.segment.join.lookup with parameters of type ColumnSelectorFactory

Modifier and Type	Method and Description
static LookupJoinMatcher	LookupJoinMatcher.create(LookupExtractor extractor, ColumnSelectorFactory leftSelectorFactory, JoinConditionAnalysis condition, boolean remainderNeeded)
JoinMatcher	LookupJoinable.makeJoinMatcher(ColumnSelectorFactory leftSelectorFactory, JoinConditionAnalysis condition, boolean remainderNeeded)

Uses of ColumnSelectorFactory in org.apache.druid.segment.join.table

Classes in org.apache.druid.segment.join.table that implement ColumnSelectorFactory

Modifier and Type	Class and Description
class	IndexedTableColumnSelectorFactory

Methods in org.apache.druid.segment.join.table that return ColumnSelectorFactory

Modifier and Type	Method and Description
ColumnSelectorFactory	IndexedTableJoinMatcher.getColumnSelectorFactory()

Methods in org.apache.druid.segment.join.table with parameters of type ColumnSelectorFactory

Modifier and Type	Method and Description
JoinMatcher	IndexedTableJoinable.makeJoinMatcher(ColumnSelectorFactory leftColumnSelectorFactory, JoinConditionAnalysis condition, boolean remainderNeeded)

Uses of ColumnSelectorFactory in org.apache.druid.segment.virtual

Classes in org.apache.druid.segment.virtual that implement ColumnSelectorFactory

Modifier and Type	Class and Description
class	VirtualizedColumnSelectorFactory

Methods in org.apache.druid.segment.virtual with parameters of type ColumnSelectorFactory

Modifier and Type	Method and Description
static ColumnValueSelector	ExpressionSelectors.makeColumnValueSelector(ColumnSelectorFactory columnSelectorFactory, Expr expression) Makes a ColumnValueSelector whose getObject method returns an Object that is the value computed by an ExprEval.
ColumnValueSelector<?>	ExpressionVirtualColumn.makeColumnValueSelector(String columnName, ColumnSelectorFactory factory)
static DimensionSelector	ExpressionSelectors.makeDimensionSelector(ColumnSelectorFactory columnSelectorFactory, Expr expression, ExtractionFn extractionFn) Makes a single or multi-value DimensionSelector wrapper around a ColumnValueSelector created by ExpressionSelectors.makeExprEvalSelector(ColumnSelectorFactory, Expr) as appropriate
DimensionSelector	ExpressionVirtualColumn.makeDimensionSelector(DimensionSpec dimensionSpec, ColumnSelectorFactory columnSelectorFactory)
static ColumnValueSelector<ExprEval>	ExpressionSelectors.makeExprEvalSelector(ColumnSelectorFactory columnSelectorFactory, Expr expression) Makes a ColumnValueSelector whose getObject method returns an ExprEval.

Constructors in org.apache.druid.segment.virtual with parameters of type ColumnSelectorFactory

Constructor and Description
VirtualizedColumnSelectorFactory(ColumnSelectorFactory baseFactory, VirtualColumns virtualColumns)