Uses of Interface
org.apache.druid.segment.column.ColumnCapabilities

Packages that use ColumnCapabilities

Package	Description
org.apache.druid.query.aggregation.cardinality.types
org.apache.druid.query.aggregation.first
org.apache.druid.query.dimension
org.apache.druid.query.groupby.epinephelinae
org.apache.druid.query.groupby.epinephelinae.column
org.apache.druid.query.topn.types
org.apache.druid.segment
org.apache.druid.segment.column
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.vector
org.apache.druid.segment.virtual

Uses of ColumnCapabilities in org.apache.druid.query.aggregation.cardinality.types

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

Modifier and Type	Method and Description
CardinalityAggregatorColumnSelectorStrategy	CardinalityAggregatorColumnSelectorStrategyFactory.makeColumnSelectorStrategy(ColumnCapabilities capabilities, ColumnValueSelector selector)

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

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

Modifier and Type	Method and Description
static boolean	StringFirstLastUtils.selectorNeedsFoldCheck(BaseObjectColumnValueSelector<?> valueSelector, ColumnCapabilities valueSelectorCapabilities) Returns whether a given value selector *might* contain SerializablePairLongString objects.

Uses of ColumnCapabilities in org.apache.druid.query.dimension

Methods in org.apache.druid.query.dimension with parameters of type ColumnCapabilities

Modifier and Type	Method and Description
ColumnSelectorStrategyClass	ColumnSelectorStrategyFactory.makeColumnSelectorStrategy(ColumnCapabilities capabilities, ColumnValueSelector selector)

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

Method parameters in org.apache.druid.query.groupby.epinephelinae with type arguments of type ColumnCapabilities

Modifier and Type	Method and Description
static boolean	GroupByQueryEngineV2.isAllSingleValueDims(Function<String,ColumnCapabilities> capabilitiesFunction, List<DimensionSpec> dimensions, boolean missingMeansNonExistent) Checks whether all "dimensions" are either single-valued, or if allowed, nonexistent.

Uses of ColumnCapabilities in org.apache.druid.query.groupby.epinephelinae.column

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

Constructor and Description
StringGroupByColumnSelectorStrategy(IntFunction<String> dictionaryLookup, ColumnCapabilities capabilities)

Uses of ColumnCapabilities in org.apache.druid.query.topn.types

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

Modifier and Type	Method and Description
TopNColumnAggregatesProcessor<?>	TopNColumnAggregatesProcessorFactory.makeColumnSelectorStrategy(ColumnCapabilities capabilities, ColumnValueSelector selector)

Uses of ColumnCapabilities in org.apache.druid.segment

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

Modifier and Type	Field and Description
static ColumnCapabilities	DimensionHandlerUtils.DEFAULT_STRING_CAPABILITIES

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

Modifier and Type	Method and Description
ColumnCapabilities	VirtualColumn.capabilities(String columnName) Returns the capabilities of this virtual column, which includes a type that corresponds to the best performing base selector supertype (e.
ColumnCapabilities	RowFilteringIndexAdapter.getCapabilities(String column)
ColumnCapabilities	QueryableIndexIndexableAdapter.getCapabilities(String column)
ColumnCapabilities	IndexableAdapter.getCapabilities(String column)
static ColumnCapabilities	QueryableIndexStorageAdapter.getColumnCapabilities(ColumnSelector index, String columnName)
ColumnCapabilities	ColumnInspector.getColumnCapabilities(String column) Returns capabilities of a particular column.
ColumnCapabilities	StorageAdapter.getColumnCapabilities(String column) Returns capabilities of a particular column, if known.
ColumnCapabilities	RowBasedStorageAdapter.getColumnCapabilities(String column)
ColumnCapabilities	QueryableIndexStorageAdapter.getColumnCapabilities(String column)
ColumnCapabilities	RowBasedColumnSelectorFactory.getColumnCapabilities(String columnName)
ColumnCapabilities	ColumnSelectorFactory.getColumnCapabilities(String column) Returns capabilities of a particular column, if known.
ColumnCapabilities	VirtualColumns.getColumnCapabilities(String columnName)
ColumnCapabilities	VirtualColumns.getColumnCapabilitiesWithFallback(StorageAdapter adapter, String columnName)

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

Modifier and Type	Method and Description
static DimensionHandler<?,?,?>	DimensionHandlerUtils.getHandlerFromCapabilities(String dimensionName, ColumnCapabilities capabilities, DimensionSchema.MultiValueHandling multiValueHandling)
DimensionMergerV9	LongDimensionHandler.makeMerger(IndexSpec indexSpec, SegmentWriteOutMedium segmentWriteOutMedium, ColumnCapabilities capabilities, ProgressIndicator progress, Closer closer)
DimensionMergerV9	FloatDimensionHandler.makeMerger(IndexSpec indexSpec, SegmentWriteOutMedium segmentWriteOutMedium, ColumnCapabilities capabilities, ProgressIndicator progress, Closer closer)
DimensionMergerV9	StringDimensionHandler.makeMerger(IndexSpec indexSpec, SegmentWriteOutMedium segmentWriteOutMedium, ColumnCapabilities capabilities, ProgressIndicator progress, Closer closer)
DimensionMergerV9	DimensionHandler.makeMerger(IndexSpec indexSpec, SegmentWriteOutMedium segmentWriteOutMedium, ColumnCapabilities capabilities, ProgressIndicator progress, Closer closer) Creates a new DimensionMergerV9, a per-dimension object responsible for merging indexes/row data across segments and building the on-disk representation of a dimension.
DimensionMergerV9	DoubleDimensionHandler.makeMerger(IndexSpec indexSpec, SegmentWriteOutMedium segmentWriteOutMedium, ColumnCapabilities capabilities, ProgressIndicator progress, Closer closer)

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

Constructor and Description
StringDimensionMergerV9(String dimensionName, IndexSpec indexSpec, SegmentWriteOutMedium segmentWriteOutMedium, ColumnCapabilities capabilities, ProgressIndicator progress, Closer closer)

Uses of ColumnCapabilities in org.apache.druid.segment.column

Classes in org.apache.druid.segment.column that implement ColumnCapabilities

Modifier and Type	Class and Description
class	ColumnCapabilitiesImpl

Methods in org.apache.druid.segment.column that return ColumnCapabilities

Modifier and Type	Method and Description
ColumnCapabilities	ColumnHolder.getCapabilities()
ColumnCapabilities	ColumnCapabilitiesImpl.merge(ColumnCapabilities other)

Methods in org.apache.druid.segment.column with parameters of type ColumnCapabilities

Modifier and Type	Method and Description
static ColumnCapabilitiesImpl	ColumnCapabilitiesImpl.copyOf(ColumnCapabilities other)
ColumnCapabilities	ColumnCapabilitiesImpl.merge(ColumnCapabilities other)
static ColumnCapabilitiesImpl	ColumnCapabilitiesImpl.snapshot(ColumnCapabilities capabilities) Used at indexing time to finalize all Capable#UNKNOWN values to Capable#FALSE, in order to present a snapshot of the state of the this column
static ColumnCapabilitiesImpl	ColumnCapabilitiesImpl.snapshot(ColumnCapabilities capabilities, boolean unknownIsTrue) Used at indexing time to finalize all Capable#UNKNOWN values to Capable#FALSE or Capable#TRUE, in order to present a snapshot of the state of the this column

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

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

Modifier and Type	Method and Description
ColumnCapabilities	IncrementalIndex.getCapabilities(String column)
ColumnCapabilities	IncrementalIndexAdapter.getCapabilities(String column)
ColumnCapabilities	IncrementalIndexStorageAdapter.getColumnCapabilities(String column)
ColumnCapabilities	IncrementalIndexStorageAdapter.getSnapshotColumnCapabilities(String column) Sad workaround for SegmentAnalyzer to deal with the fact that the response from IncrementalIndexStorageAdapter.getColumnCapabilities(java.lang.String) is not accurate for string columns, in that it reports all string string columns as having multiple values.

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

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

Modifier and Type	Method and Description
ColumnCapabilities	HashJoinSegmentStorageAdapter.getColumnCapabilities(String column)
ColumnCapabilities	Joinable.getColumnCapabilities(String columnName) Returns capabilities for one of this Joinable's columns.

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

Methods in org.apache.druid.segment.join.filter that return ColumnCapabilities

Modifier and Type	Method and Description
ColumnCapabilities	AllNullColumnSelectorFactory.getColumnCapabilities(String columnName)

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

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

Modifier and Type	Method and Description
ColumnCapabilities	LookupJoinable.getColumnCapabilities(String columnName)
ColumnCapabilities	LookupColumnSelectorFactory.getColumnCapabilities(String column)

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

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

Modifier and Type	Method and Description
ColumnCapabilities	IndexedTableColumnSelectorFactory.getColumnCapabilities(String column)
ColumnCapabilities	IndexedTableJoinable.getColumnCapabilities(String columnName)

Uses of ColumnCapabilities in org.apache.druid.segment.vector

Methods in org.apache.druid.segment.vector that return ColumnCapabilities

Modifier and Type	Method and Description
ColumnCapabilities	QueryableIndexVectorColumnSelectorFactory.getColumnCapabilities(String columnName)
ColumnCapabilities	VectorColumnSelectorFactory.getColumnCapabilities(String column) Returns capabilities of a particular column, or null if the column doesn't exist.

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

Methods in org.apache.druid.segment.virtual that return ColumnCapabilities

Modifier and Type	Method and Description
ColumnCapabilities	ExpressionVirtualColumn.capabilities(String columnName)
ColumnCapabilities	VirtualizedColumnSelectorFactory.getColumnCapabilities(String columnName)