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

Packages that use Segment

Package	Description
org.apache.druid.frame.segment
org.apache.druid.query
org.apache.druid.query.datasourcemetadata
org.apache.druid.query.groupby
org.apache.druid.query.lookup
org.apache.druid.query.metadata
org.apache.druid.query.operator
org.apache.druid.query.policy
org.apache.druid.query.scan
org.apache.druid.query.search
org.apache.druid.query.timeboundary
org.apache.druid.query.timeseries
org.apache.druid.query.topn
org.apache.druid.segment
org.apache.druid.segment.join
org.apache.druid.segment.loading

Uses of Segment in org.apache.druid.frame.segment

Classes in org.apache.druid.frame.segment that implement Segment

Modifier and Type	Class	Description
class	FrameSegment	A Segment implementation based on a single Frame.

Uses of Segment in org.apache.druid.query

Methods in org.apache.druid.query with parameters of type Segment

Modifier and Type	Method	Description
QueryRunner<T>	QueryRunnerFactory.createRunner(Segment segment)	Given a specific segment, this method will create a QueryRunner.

Uses of Segment in org.apache.druid.query.datasourcemetadata

Methods in org.apache.druid.query.datasourcemetadata with parameters of type Segment

Modifier and Type	Method	Description
QueryRunner<Result<DataSourceMetadataResultValue>>	DataSourceMetadataQueryRunnerFactory.createRunner(Segment segment)

Uses of Segment in org.apache.druid.query.groupby

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

Modifier and Type	Method	Description
QueryRunner<ResultRow>	GroupByQueryRunnerFactory.createRunner(Segment segment)

Uses of Segment in org.apache.druid.query.lookup

Classes in org.apache.druid.query.lookup that implement Segment

Modifier and Type	Class	Description
class	LookupSegment	A Segment that is based on a LookupExtractor.

Uses of Segment in org.apache.druid.query.metadata

Methods in org.apache.druid.query.metadata with parameters of type Segment

Modifier and Type	Method	Description
Map<String,ColumnAnalysis>	SegmentAnalyzer.analyze(Segment segment)
QueryRunner<SegmentAnalysis>	SegmentMetadataQueryRunnerFactory.createRunner(Segment segment)
long	SegmentAnalyzer.numRows(Segment segment)

Uses of Segment in org.apache.druid.query.operator

Methods in org.apache.druid.query.operator with parameters of type Segment

Modifier and Type	Method	Description
QueryRunner<RowsAndColumns>	WindowOperatorQueryQueryRunnerFactory.createRunner(Segment segment)

Constructors in org.apache.druid.query.operator with parameters of type Segment

Modifier	Constructor	Description
	SegmentToRowsAndColumnsOperator(Segment segment)

Uses of Segment in org.apache.druid.query.policy

Methods in org.apache.druid.query.policy with parameters of type Segment

Modifier and Type	Method	Description
default void	PolicyEnforcer.validateOrElseThrow(Segment segment, Policy policy)	Validates a Segment against the policy enforcer.

Uses of Segment in org.apache.druid.query.scan

Methods in org.apache.druid.query.scan with parameters of type Segment

Modifier and Type	Method	Description
QueryRunner<ScanResultValue>	ScanQueryRunnerFactory.createRunner(Segment segment)
Sequence<ScanResultValue>	ScanQueryEngine.process(ScanQuery query, Segment segment, ResponseContext responseContext, QueryMetrics<?> queryMetrics)

Uses of Segment in org.apache.druid.query.search

Fields in org.apache.druid.query.search declared as Segment

Modifier and Type	Field	Description
protected final Segment	SearchQueryExecutor.segment

Methods in org.apache.druid.query.search with parameters of type Segment

Modifier and Type	Method	Description
QueryRunner<Result<SearchResultValue>>	SearchQueryRunnerFactory.createRunner(Segment segment)
List<SearchQueryExecutor>	CursorOnlyStrategy.getExecutionPlan(SearchQuery query, Segment segment)
abstract List<SearchQueryExecutor>	SearchStrategy.getExecutionPlan(SearchQuery query, Segment segment)
List<SearchQueryExecutor>	UseIndexesStrategy.getExecutionPlan(SearchQuery query, Segment segment)

Constructors in org.apache.druid.query.search with parameters of type Segment

Modifier	Constructor	Description
	CursorBasedExecutor(SearchQuery query, Segment segment, List<DimensionSpec> dimensionSpecs)
	IndexOnlyExecutor(SearchQuery query, Segment segment, ImmutableBitmap timeFilteredBitmap, List<DimensionSpec> dimensionSpecs)
	SearchQueryExecutor(SearchQuery query, Segment segment, List<DimensionSpec> dimensionSpecs)
	SearchQueryRunner(Segment segment, SearchStrategySelector strategySelector)

Uses of Segment in org.apache.druid.query.timeboundary

Methods in org.apache.druid.query.timeboundary with parameters of type Segment

Modifier and Type	Method	Description
QueryRunner<Result<TimeBoundaryResultValue>>	TimeBoundaryQueryRunnerFactory.createRunner(Segment segment)

Uses of Segment in org.apache.druid.query.timeseries

Methods in org.apache.druid.query.timeseries with parameters of type Segment

Modifier and Type	Method	Description
QueryRunner<Result<TimeseriesResultValue>>	TimeseriesQueryRunnerFactory.createRunner(Segment segment)

Uses of Segment in org.apache.druid.query.topn

Methods in org.apache.druid.query.topn with parameters of type Segment

Modifier and Type	Method	Description
QueryRunner<Result<TopNResultValue>>	TopNQueryRunnerFactory.createRunner(Segment segment)
Sequence<Result<TopNResultValue>>	TopNQueryEngine.query(TopNQuery query, Segment segment, TopNQueryMetrics queryMetrics)	Do the thing - process a Segment into a Sequence of TopNResultValue, with one of the fine TopNAlgorithm available chosen based on the type of column being aggregated.

Uses of Segment in org.apache.druid.segment

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

Modifier and Type	Class	Description
class	ArrayListSegment<RowType>	A Segment that is based on a stream of objects.
class	FilteredSegment
class	IncrementalIndexSegment
class	QueryableIndexSegment
static final class	ReferenceCountedSegmentProvider.CloseableWrappedReference
static class	ReferenceCountedSegmentProvider.LeafReference	Base type to mark Segment returned by ReferenceCountedObjectProvider<Segment> as 'leaf' segments, to distinguish from other transformations which can be done on top of this segment, such as by SegmentMapFunction
final class	ReferenceCountedSegmentProvider.ReferenceClosingSegment	Wraps a Segment and decrements reference to this segment of ReferenceCountedSegmentProvider on close (instead of closing the segment itself which is managed through the provider)
static final class	ReferenceCountedSegmentProvider.UnmanagedReference
class	RestrictedSegment	A Segment wrapper with a Policy restriction that is automatically enforced.
class	RowBasedSegment<RowType>	A Segment that is based on a stream of objects.
class	UnnestSegment
class	WrappedSegment	Simple Segment implementation for a segment that wraps a base segment such as UnnestSegment or FilteredSegment

Fields in org.apache.druid.segment declared as Segment

Modifier and Type	Field	Description
protected final Segment	ReferenceCountedSegmentProvider.LeafReference.baseSegment
protected final Segment	RestrictedSegment.delegate
protected final Segment	WrappedSegment.delegate

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

Modifier and Type	Method	Description
Segment	ReferenceCountedSegmentProvider.getBaseSegment()

Methods in org.apache.druid.segment that return types with arguments of type Segment

Modifier and Type	Method	Description
Optional<Segment>	ReferenceCountedSegmentProvider.acquireReference()
Optional<Segment>	SegmentReference.getSegmentReference()	Returns the actual segment.
Iterable<Segment>	SegmentWrangler.getSegmentsForIntervals(DataSource dataSource, Iterable<org.joda.time.Interval> intervals)	Gets Segments for a particular datasource and set of intervals.
static Optional<Segment>	ReferenceCountedSegmentProvider.unmanaged(Segment segment)	Make a wrapper for a Segment that does not close the underlying segment on close
static Optional<Segment>	ReferenceCountedSegmentProvider.wrapCloseable(ReferenceCountedSegmentProvider.LeafReference segment, Closeable closeable)

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

Modifier and Type	Method	Description
static ReferenceCountedSegmentProvider	ReferenceCountedSegmentProvider.of(Segment segment)
static Optional<Segment>	ReferenceCountedSegmentProvider.unmanaged(Segment segment)	Make a wrapper for a Segment that does not close the underlying segment on close

Method parameters in org.apache.druid.segment with type arguments of type Segment

Modifier and Type	Method	Description
default SegmentMapFunction	SegmentMapFunction.thenMap(Function<Segment,Segment> mapFn)	Returns a SegmentMapFunction which first applies this SegmentMapFunction and then applies the supplied transformation function to the resulting Segment, if present.
default SegmentMapFunction	SegmentMapFunction.thenMap(Function<Segment,Segment> mapFn)	Returns a SegmentMapFunction which first applies this SegmentMapFunction and then applies the supplied transformation function to the resulting Segment, if present.

Constructors in org.apache.druid.segment with parameters of type Segment

Modifier	Constructor	Description
	FilteredSegment(Segment delegate, DimFilter filter)
	LeafReference(Segment baseSegment)
	ReferenceCountedSegmentProvider(Segment baseSegment)
	RestrictedSegment(Segment delegate, Policy policy)
	UnmanagedReference(Segment delegate)
	UnnestSegment(Segment delegate, VirtualColumn unnestColumn, DimFilter filter)
	WrappedSegment(Segment delegate)

Constructor parameters in org.apache.druid.segment with type arguments of type Segment

Modifier	Constructor	Description
	SegmentReference(SegmentDescriptor segmentDescriptor, Optional<Segment> segmentReference, Closeable cleanupHold)

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

Classes in org.apache.druid.segment.join that implement Segment

Modifier and Type	Class	Description
class	HashJoinSegment	Represents a deep, left-heavy join of a left-hand side baseSegment onto a series of right-hand side clauses.

Constructors in org.apache.druid.segment.join with parameters of type Segment

Modifier	Constructor	Description
	HashJoinSegment(Segment baseSegment, Filter baseFilter, List<JoinableClause> clauses, JoinFilterPreAnalysis joinFilterPreAnalysis, Closeable referenceCloseable)

Uses of Segment in org.apache.druid.segment.loading

Methods in org.apache.druid.segment.loading that return Segment

Modifier and Type	Method	Description
Segment	BroadcastJoinableMMappedQueryableSegmentizerFactory.factorize(DataSegment dataSegment, File parentDir, boolean lazy, SegmentLazyLoadFailCallback loadFailed)
Segment	MMappedQueryableSegmentizerFactory.factorize(DataSegment dataSegment, File parentDir, boolean lazy, SegmentLazyLoadFailCallback loadFailed)
Segment	SegmentizerFactory.factorize(DataSegment segment, File parentDir, boolean lazy, SegmentLazyLoadFailCallback loadFailed)
Segment	TombstoneSegmentizerFactory.factorize(DataSegment segment, File parentDir, boolean lazy, SegmentLazyLoadFailCallback loadFailed)
static Segment	TombstoneSegmentizerFactory.segmentForTombstone(DataSegment tombstone)

Methods in org.apache.druid.segment.loading that return types with arguments of type Segment

Modifier and Type	Method	Description
ReferenceCountedObjectProvider<Segment>	AcquireSegmentResult.getReferenceProvider()	Segment reference provider for loaded segment

Method parameters in org.apache.druid.segment.loading with type arguments of type Segment

Modifier and Type	Method	Description
static AcquireSegmentResult	AcquireSegmentResult.cached(ReferenceCountedObjectProvider<Segment> provider)

Constructor parameters in org.apache.druid.segment.loading with type arguments of type Segment

Modifier	Constructor	Description
	AcquireSegmentResult(ReferenceCountedObjectProvider<Segment> referenceProvider, long loadSizeBytes, long waitTimeNanos, long loadTimeNanos)