Uses of Interface
io.druid.query.aggregation.Aggregator

Packages that use Aggregator

Package	Description
io.druid.query.aggregation
io.druid.query.aggregation.cardinality
io.druid.query.aggregation.datasketches.theta
io.druid.query.aggregation.distinctcount
io.druid.query.aggregation.first
io.druid.query.aggregation.histogram
io.druid.query.aggregation.hyperloglog
io.druid.query.aggregation.last
io.druid.query.aggregation.variance
io.druid.query.timeseries
io.druid.query.topn
io.druid.query.topn.types
io.druid.segment.incremental

Uses of Aggregator in io.druid.query.aggregation

Classes in io.druid.query.aggregation that implement Aggregator

Modifier and Type	Class and Description
class	CountAggregator
class	DoubleMaxAggregator
class	DoubleMinAggregator
class	DoubleSumAggregator
class	FilteredAggregator
class	HistogramAggregator
class	JavaScriptAggregator
class	LongMaxAggregator
class	LongMinAggregator
class	LongSumAggregator
class	TimestampAggregator

Methods in io.druid.query.aggregation that return Aggregator

Modifier and Type	Method and Description
Aggregator	TimestampAggregator.clone()
Aggregator	LongSumAggregator.clone()
Aggregator	LongMinAggregator.clone()
Aggregator	LongMaxAggregator.clone()
Aggregator	DoubleSumAggregator.clone()
Aggregator	DoubleMinAggregator.clone()
Aggregator	DoubleMaxAggregator.clone()
Aggregator	CountAggregator.clone()
Aggregator	TimestampAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	LongSumAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	LongMinAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	LongMaxAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	JavaScriptAggregatorFactory.factorize(ColumnSelectorFactory columnFactory)
Aggregator	HistogramAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	FilteredAggregatorFactory.factorize(ColumnSelectorFactory columnSelectorFactory)
Aggregator	DoubleSumAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	DoubleMinAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	DoubleMaxAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	CountAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
abstract Aggregator	AggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
static Aggregator	Aggregators.noopAggregator()

Constructors in io.druid.query.aggregation with parameters of type Aggregator

Constructor and Description
FilteredAggregator(ValueMatcher matcher, Aggregator delegate)

Uses of Aggregator in io.druid.query.aggregation.cardinality

Classes in io.druid.query.aggregation.cardinality that implement Aggregator

Modifier and Type	Class and Description
class	CardinalityAggregator

Methods in io.druid.query.aggregation.cardinality that return Aggregator

Modifier and Type	Method and Description
Aggregator	CardinalityAggregator.clone()
Aggregator	CardinalityAggregatorFactory.factorize(ColumnSelectorFactory columnFactory)

Uses of Aggregator in io.druid.query.aggregation.datasketches.theta

Classes in io.druid.query.aggregation.datasketches.theta that implement Aggregator

Modifier and Type	Class and Description
class	EmptySketchAggregator
class	SketchAggregator

Methods in io.druid.query.aggregation.datasketches.theta that return Aggregator

Modifier and Type	Method and Description
Aggregator	SketchAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)

Uses of Aggregator in io.druid.query.aggregation.distinctcount

Classes in io.druid.query.aggregation.distinctcount that implement Aggregator

Modifier and Type	Class and Description
class	DistinctCountAggregator
class	EmptyDistinctCountAggregator

Methods in io.druid.query.aggregation.distinctcount that return Aggregator

Modifier and Type	Method and Description
Aggregator	DistinctCountAggregatorFactory.factorize(ColumnSelectorFactory columnFactory)

Uses of Aggregator in io.druid.query.aggregation.first

Classes in io.druid.query.aggregation.first that implement Aggregator

Modifier and Type	Class and Description
class	DoubleFirstAggregator
class	LongFirstAggregator

Methods in io.druid.query.aggregation.first that return Aggregator

Modifier and Type	Method and Description
Aggregator	LongFirstAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	DoubleFirstAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)

Uses of Aggregator in io.druid.query.aggregation.histogram

Classes in io.druid.query.aggregation.histogram that implement Aggregator

Modifier and Type	Class and Description
class	ApproximateHistogramAggregator
class	ApproximateHistogramFoldingAggregator

Methods in io.druid.query.aggregation.histogram that return Aggregator

Modifier and Type	Method and Description
Aggregator	ApproximateHistogramFoldingAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	ApproximateHistogramAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)

Uses of Aggregator in io.druid.query.aggregation.hyperloglog

Classes in io.druid.query.aggregation.hyperloglog that implement Aggregator

Modifier and Type	Class and Description
class	HyperUniquesAggregator

Methods in io.druid.query.aggregation.hyperloglog that return Aggregator

Modifier and Type	Method and Description
Aggregator	HyperUniquesAggregator.clone()
Aggregator	HyperUniquesAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)

Uses of Aggregator in io.druid.query.aggregation.last

Classes in io.druid.query.aggregation.last that implement Aggregator

Modifier and Type	Class and Description
class	DoubleLastAggregator
class	LongLastAggregator

Methods in io.druid.query.aggregation.last that return Aggregator

Modifier and Type	Method and Description
Aggregator	LongLastAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)
Aggregator	DoubleLastAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)

Uses of Aggregator in io.druid.query.aggregation.variance

Classes in io.druid.query.aggregation.variance that implement Aggregator

Modifier and Type	Class and Description
class	VarianceAggregator
static class	VarianceAggregator.FloatVarianceAggregator
static class	VarianceAggregator.LongVarianceAggregator
static class	VarianceAggregator.ObjectVarianceAggregator

Methods in io.druid.query.aggregation.variance that return Aggregator

Modifier and Type	Method and Description
Aggregator	VarianceAggregatorFactory.factorize(ColumnSelectorFactory metricFactory)

Uses of Aggregator in io.druid.query.timeseries

Methods in io.druid.query.timeseries with parameters of type Aggregator

Modifier and Type	Method and Description
TimeseriesResultBuilder	TimeseriesResultBuilder.addMetric(String name, Aggregator aggregator)

Uses of Aggregator in io.druid.query.topn

Fields in io.druid.query.topn declared as Aggregator

Modifier and Type	Field and Description
static Aggregator[]	TopNAlgorithm.EMPTY_ARRAY

Methods in io.druid.query.topn that return Aggregator

Modifier and Type	Method and Description
Aggregator[][]	BaseTopNAlgorithm.AggregatorArrayProvider.build()
static Aggregator[]	BaseTopNAlgorithm.makeAggregators(Cursor cursor, List<AggregatorFactory> aggregatorSpecs)
protected Aggregator[][]	DimExtractionTopNAlgorithm.makeDimValSelector(TopNParams params, int numProcessed, int numToProcess)
protected Aggregator[][]	DimExtractionTopNAlgorithm.updateDimValSelector(Aggregator[][] aggregators, int numProcessed, int numToProcess)

Methods in io.druid.query.topn with parameters of type Aggregator

Modifier and Type	Method and Description
void	DimExtractionTopNAlgorithm.scanAndAggregate(TopNParams params, Aggregator[][] rowSelector, Map<Comparable,Aggregator[]> aggregatesStore, int numProcessed)
protected Aggregator[][]	DimExtractionTopNAlgorithm.updateDimValSelector(Aggregator[][] aggregators, int numProcessed, int numToProcess)
protected void	DimExtractionTopNAlgorithm.updateResults(TopNParams params, Aggregator[][] rowSelector, Map<Comparable,Aggregator[]> aggregatesStore, TopNResultBuilder resultBuilder)

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

Methods in io.druid.query.topn.types that return Aggregator

Modifier and Type	Method and Description
Aggregator[][]	TopNColumnSelectorStrategy.getDimExtractionRowSelector(TopNQuery query, TopNParams params, Capabilities capabilities) Used by DimExtractionTopNAlgorithm.
Aggregator[][]	StringTopNColumnSelectorStrategy.getDimExtractionRowSelector(TopNQuery query, TopNParams params, Capabilities capabilities)
Aggregator[][]	LongTopNColumnSelectorStrategy.getDimExtractionRowSelector(TopNQuery query, TopNParams params, Capabilities capabilities)
Aggregator[][]	FloatTopNColumnSelectorStrategy.getDimExtractionRowSelector(TopNQuery query, TopNParams params, Capabilities capabilities)

Methods in io.druid.query.topn.types with parameters of type Aggregator

Modifier and Type	Method and Description
void	StringTopNColumnSelectorStrategy.dimExtractionScanAndAggregate(TopNQuery query, DimensionSelector selector, Cursor cursor, Aggregator[][] rowSelector, Map<String,Aggregator[]> aggregatesStore)
void	FloatTopNColumnSelectorStrategy.dimExtractionScanAndAggregate(TopNQuery query, FloatColumnSelector selector, Cursor cursor, Aggregator[][] rowSelector, it.unimi.dsi.fastutil.ints.Int2ObjectMap<Aggregator[]> aggregatesStore)
void	LongTopNColumnSelectorStrategy.dimExtractionScanAndAggregate(TopNQuery query, LongColumnSelector selector, Cursor cursor, Aggregator[][] rowSelector, it.unimi.dsi.fastutil.longs.Long2ObjectMap<Aggregator[]> aggregatesStore)
void	TopNColumnSelectorStrategy.dimExtractionScanAndAggregate(TopNQuery query, ValueSelectorType selector, Cursor cursor, Aggregator[][] rowSelector, DimExtractionAggregateStoreType aggregatesStore) Used by DimExtractionTopNAlgorithm.

Uses of Aggregator in io.druid.segment.incremental

Methods in io.druid.segment.incremental that return Aggregator

Modifier and Type	Method and Description
protected Aggregator[]	OnheapIncrementalIndex.concurrentGet(int offset)
protected Aggregator[]	OnheapIncrementalIndex.getAggsForRow(int rowOffset)
protected Aggregator[]	OnheapIncrementalIndex.initAggs(AggregatorFactory[] metrics, com.google.common.base.Supplier<InputRow> rowSupplier, boolean deserializeComplexMetrics)

Methods in io.druid.segment.incremental with parameters of type Aggregator

Modifier and Type	Method and Description
protected void	OnheapIncrementalIndex.concurrentSet(int offset, Aggregator[] value)
protected Object	OnheapIncrementalIndex.getAggVal(Aggregator agg, int rowOffset, int aggPosition)