Uses of Interface
org.apache.druid.query.dimension.DimensionSpec

Packages that use DimensionSpec

Package	Description
org.apache.druid.frame.processor
org.apache.druid.frame.segment.row
org.apache.druid.frame.util
org.apache.druid.query
org.apache.druid.query.aggregation.cardinality
org.apache.druid.query.dimension
org.apache.druid.query.filter
org.apache.druid.query.groupby
org.apache.druid.query.groupby.epinephelinae
org.apache.druid.query.groupby.epinephelinae.vector
org.apache.druid.query.groupby.orderby
org.apache.druid.query.search
org.apache.druid.query.topn
org.apache.druid.segment
org.apache.druid.segment.column
org.apache.druid.segment.filter
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 DimensionSpec in org.apache.druid.frame.processor

Methods in org.apache.druid.frame.processor with parameters of type DimensionSpec

Modifier and Type	Method and Description
DimensionSelector	MultiColumnSelectorFactory.makeDimensionSelector(DimensionSpec dimensionSpec)

Uses of DimensionSpec in org.apache.druid.frame.segment.row

Methods in org.apache.druid.frame.segment.row with parameters of type DimensionSpec

Modifier and Type	Method and Description
DimensionSelector	FrameColumnSelectorFactory.makeDimensionSelector(DimensionSpec dimensionSpec)

Uses of DimensionSpec in org.apache.druid.frame.util

Methods in org.apache.druid.frame.util with parameters of type DimensionSpec

Modifier and Type	Method and Description
DimensionSelector	SettableLongVirtualColumn.makeDimensionSelector(DimensionSpec dimensionSpec, ColumnSelectorFactory factory)

Uses of DimensionSpec in org.apache.druid.query

Fields in org.apache.druid.query with type parameters of type DimensionSpec

Modifier and Type	Field and Description
static com.google.common.base.Function<String,DimensionSpec>	Druids.DIMENSION_IDENTITY

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

Modifier and Type	Method and Description
Druids.SearchQueryBuilder	Druids.SearchQueryBuilder.dimensions(DimensionSpec d)

Method parameters in org.apache.druid.query with type arguments of type DimensionSpec

Modifier and Type	Method and Description
static Set<String>	Queries.computeRequiredColumns(VirtualColumns virtualColumns, DimFilter filter, List<DimensionSpec> dimensions, List<AggregatorFactory> aggregators, List<String> additionalColumns) Helper for implementations of Query.getRequiredColumns().
Druids.SearchQueryBuilder	Druids.SearchQueryBuilder.dimensions(List<DimensionSpec> d)

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

Methods in org.apache.druid.query.aggregation.cardinality that return types with arguments of type DimensionSpec

Modifier and Type	Method and Description
List<DimensionSpec>	CardinalityAggregatorFactory.getFields()

Constructor parameters in org.apache.druid.query.aggregation.cardinality with type arguments of type DimensionSpec

Constructor and Description
CardinalityAggregatorFactory(String name, List<DimensionSpec> fields, boolean byRow)
CardinalityAggregatorFactory(String name, List<String> fieldNames, List<DimensionSpec> fields, boolean byRow, boolean round)

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

Classes in org.apache.druid.query.dimension that implement DimensionSpec

Modifier and Type	Class and Description
class	BaseFilteredDimensionSpec
class	DefaultDimensionSpec
class	ExtractionDimensionSpec
class	LegacyDimensionSpec
class	ListFilteredDimensionSpec
class	LookupDimensionSpec
class	PrefixFilteredDimensionSpec
class	RegexFilteredDimensionSpec

Fields in org.apache.druid.query.dimension declared as DimensionSpec

Modifier and Type	Field and Description
protected DimensionSpec	BaseFilteredDimensionSpec.delegate

Methods in org.apache.druid.query.dimension that return DimensionSpec

Modifier and Type	Method and Description
DimensionSpec	BaseFilteredDimensionSpec.getDelegate()
DimensionSpec	ListFilteredDimensionSpec.withDimension(String newDimension)
DimensionSpec	RegexFilteredDimensionSpec.withDimension(String newDimension)
DimensionSpec	PrefixFilteredDimensionSpec.withDimension(String newDimension)
DimensionSpec	DimensionSpec.withDimension(String newDimension) Returns a copy of this DimensionSpec with the underlying dimension (the value of getDimension()) replaced by "newDimension".
DimensionSpec	LookupDimensionSpec.withDimension(String newDimension)
DimensionSpec	ExtractionDimensionSpec.withDimension(String newDimension)
DimensionSpec	DefaultDimensionSpec.withDimension(String newDimension)

Constructors in org.apache.druid.query.dimension with parameters of type DimensionSpec

Constructor and Description
BaseFilteredDimensionSpec(DimensionSpec delegate)
ListFilteredDimensionSpec(DimensionSpec delegate, Set<String> values, Boolean isWhitelist)
PrefixFilteredDimensionSpec(DimensionSpec delegate, String prefix)
RegexFilteredDimensionSpec(DimensionSpec delegate, String pattern)

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

Methods in org.apache.druid.query.filter that return types with arguments of type DimensionSpec

Modifier and Type	Method and Description
List<DimensionSpec>	ColumnComparisonDimFilter.getDimensions()

Constructor parameters in org.apache.druid.query.filter with type arguments of type DimensionSpec

Constructor and Description
ColumnComparisonDimFilter(List<DimensionSpec> dimensions)

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

Methods in org.apache.druid.query.groupby that return types with arguments of type DimensionSpec

Modifier and Type	Method and Description
List<DimensionSpec>	GroupByQuery.getDimensions()

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

Modifier and Type	Method and Description
GroupByQuery.Builder	GroupByQuery.Builder.addDimension(DimensionSpec dimension)
GroupByQuery.Builder	GroupByQuery.Builder.setDimensions(DimensionSpec... dimensions)

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

Modifier and Type	Method and Description
GroupByQuery.Builder	GroupByQuery.Builder.setDimensions(List<DimensionSpec> dimensions)
GroupByQuery	GroupByQuery.withDimensionSpecs(List<DimensionSpec> dimensionSpecs)

Constructor parameters in org.apache.druid.query.groupby with type arguments of type DimensionSpec

Constructor and Description
GroupByQuery(DataSource dataSource, QuerySegmentSpec querySegmentSpec, VirtualColumns virtualColumns, DimFilter dimFilter, Granularity granularity, List<DimensionSpec> dimensions, List<AggregatorFactory> aggregatorSpecs, List<PostAggregator> postAggregatorSpecs, HavingSpec havingSpec, LimitSpec limitSpec, List<List<String>> subtotalsSpec, Map<String,Object> context)

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

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

Modifier and Type	Method and Description
static Grouper.BufferComparator	GrouperBufferComparatorUtils.bufferComparatorWithAggregators(AggregatorFactory[] aggregatorFactories, int[] aggregatorOffsets, DefaultLimitSpec limitSpec, List<DimensionSpec> dimensions, Grouper.BufferComparator[] dimComparators, boolean includeTimestamp, boolean sortByDimsFirst, int keySize)
static void	GroupByQueryEngineV2.convertRowTypesToOutputTypes(List<DimensionSpec> dimensionSpecs, ResultRow resultRow, int resultRowDimensionStart)
static boolean	GroupByQueryEngineV2.hasNoExplodingDimensions(ColumnInspector inspector, List<DimensionSpec> dimensions) Checks whether all "dimensions" are either single-valued, or if the input column or output dimension spec has specified a type that TypeSignature.isArray().
static CloseableGrouperIterator<RowBasedGrouperHelper.RowBasedKey,ResultRow>	RowBasedGrouperHelper.makeGrouperIterator(Grouper<RowBasedGrouperHelper.RowBasedKey> grouper, GroupByQuery query, List<DimensionSpec> dimsToInclude, Closeable closeable)
Sequence<ResultRow>	GroupByRowProcessor.ResultSupplier.results(List<DimensionSpec> dimensionsToInclude) Return a result sequence.

Uses of DimensionSpec in org.apache.druid.query.groupby.epinephelinae.vector

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

Modifier and Type	Method and Description
static boolean	VectorGroupByEngine.canVectorizeDimensions(ColumnInspector inspector, List<DimensionSpec> dimensions)

Uses of DimensionSpec in org.apache.druid.query.groupby.orderby

Method parameters in org.apache.druid.query.groupby.orderby with type arguments of type DimensionSpec

Modifier and Type	Method and Description
static int	OrderByColumnSpec.getDimIndexForOrderBy(OrderByColumnSpec orderSpec, List<DimensionSpec> dimensions)
static boolean	DefaultLimitSpec.sortingOrderHasNonGroupingFields(DefaultLimitSpec limitSpec, List<DimensionSpec> dimensions) Check if a limitSpec has columns in the sorting order that are not part of the grouping fields represented by `dimensions`.

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

Fields in org.apache.druid.query.search with type parameters of type DimensionSpec

Modifier and Type	Field and Description
protected List<DimensionSpec>	SearchQueryExecutor.dimsToSearch

Methods in org.apache.druid.query.search that return types with arguments of type DimensionSpec

Modifier and Type	Method and Description
List<DimensionSpec>	SearchQuery.getDimensions()

Constructor parameters in org.apache.druid.query.search with type arguments of type DimensionSpec

Constructor and Description
CursorBasedExecutor(SearchQuery query, Segment segment, Filter filter, org.joda.time.Interval interval, List<DimensionSpec> dimensionSpecs)
IndexOnlyExecutor(SearchQuery query, Segment segment, ImmutableBitmap timeFilteredBitmap, List<DimensionSpec> dimensionSpecs)
SearchQuery(DataSource dataSource, DimFilter dimFilter, Granularity granularity, int limit, QuerySegmentSpec querySegmentSpec, List<DimensionSpec> dimensions, VirtualColumns virtualColumns, SearchQuerySpec querySpec, SearchSortSpec sortSpec, Map<String,Object> context)
SearchQueryExecutor(SearchQuery query, Segment segment, List<DimensionSpec> dimensionSpecs)

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

Methods in org.apache.druid.query.topn that return DimensionSpec

Modifier and Type	Method and Description
DimensionSpec	TopNQuery.getDimensionSpec()

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

Modifier and Type	Method and Description
TopNQueryBuilder	TopNQueryBuilder.dimension(DimensionSpec d)
String	DimensionTopNMetricSpec.getMetricName(DimensionSpec dimSpec)
String	NumericTopNMetricSpec.getMetricName(DimensionSpec dimSpec)
String	LexicographicTopNMetricSpec.getMetricName(DimensionSpec dimSpec)
String	TopNMetricSpec.getMetricName(DimensionSpec dimSpec)
String	InvertedTopNMetricSpec.getMetricName(DimensionSpec dimSpec)
TopNResultBuilder	DimensionTopNMetricSpec.getResultBuilder(org.joda.time.DateTime timestamp, DimensionSpec dimSpec, int threshold, Comparator comparator, List<AggregatorFactory> aggFactories, List<PostAggregator> postAggs)
TopNResultBuilder	NumericTopNMetricSpec.getResultBuilder(org.joda.time.DateTime timestamp, DimensionSpec dimSpec, int threshold, Comparator comparator, List<AggregatorFactory> aggFactories, List<PostAggregator> postAggs)
TopNResultBuilder	LexicographicTopNMetricSpec.getResultBuilder(org.joda.time.DateTime timestamp, DimensionSpec dimSpec, int threshold, Comparator comparator, List<AggregatorFactory> aggFactories, List<PostAggregator> postAggs)
TopNResultBuilder	TopNMetricSpec.getResultBuilder(org.joda.time.DateTime timestamp, DimensionSpec dimSpec, int threshold, Comparator comparator, List<AggregatorFactory> aggFactories, List<PostAggregator> postAggs)
TopNResultBuilder	InvertedTopNMetricSpec.getResultBuilder(org.joda.time.DateTime timestamp, DimensionSpec dimSpec, int threshold, Comparator comparator, List<AggregatorFactory> aggFactories, List<PostAggregator> postAggs)
TopNQuery	TopNQuery.withDimensionSpec(DimensionSpec spec)

Constructors in org.apache.druid.query.topn with parameters of type DimensionSpec

Constructor and Description
TopNBinaryFn(Granularity granularity, DimensionSpec dimSpec, TopNMetricSpec topNMetricSpec, int threshold, List<AggregatorFactory> aggregatorSpecs, List<PostAggregator> postAggregatorSpecs)
TopNLexicographicResultBuilder(org.joda.time.DateTime timestamp, DimensionSpec dimSpec, int threshold, String previousStop, Comparator comparator, List<AggregatorFactory> aggFactories)
TopNNumericResultBuilder(org.joda.time.DateTime timestamp, DimensionSpec dimSpec, String metricName, int threshold, Comparator comparator, List<AggregatorFactory> aggFactories, List<PostAggregator> postAggs)
TopNQuery(DataSource dataSource, VirtualColumns virtualColumns, DimensionSpec dimensionSpec, TopNMetricSpec topNMetricSpec, int threshold, QuerySegmentSpec querySegmentSpec, DimFilter dimFilter, Granularity granularity, List<AggregatorFactory> aggregatorSpecs, List<PostAggregator> postAggregatorSpecs, Map<String,Object> context)

Uses of DimensionSpec in org.apache.druid.segment

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

Modifier and Type	Method and Description
DimensionSpec	LongDimensionHandler.getDimensionSpec()
DimensionSpec	NestedDataDimensionHandler.getDimensionSpec()
DimensionSpec	FloatDimensionHandler.getDimensionSpec()
default DimensionSpec	DimensionHandler.getDimensionSpec() Create a DimensionSpec for this handler
DimensionSpec	DoubleDimensionHandler.getDimensionSpec()

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

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.
DimensionSelector	RowBasedColumnSelectorFactory.makeDimensionSelector(DimensionSpec dimensionSpec)
DimensionSelector	ColumnSelectorFactory.makeDimensionSelector(DimensionSpec dimensionSpec)
DimensionSelector	QueryableIndexColumnSelectorFactory.makeDimensionSelector(DimensionSpec dimensionSpec)
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.
default DimensionSelector	VirtualColumn.makeDimensionSelector(DimensionSpec dimensionSpec, ColumnSelector columnSelector, ReadableOffset offset) Returns similar DimensionSelector object as returned by VirtualColumn.makeDimensionSelector(DimensionSpec, ColumnSelectorFactory) except this method has full access to the underlying column and can potentially provide a more efficient implementation.
DimensionSelector	VirtualColumns.makeDimensionSelector(DimensionSpec dimensionSpec, ColumnSelector columnSelector, ReadableOffset offset) Try to create an optimized dimension (string) selector directly from a ColumnSelector.
DimensionSelector	LongDimensionIndexer.makeDimensionSelector(DimensionSpec spec, IncrementalIndexRowHolder currEntry, IncrementalIndex.DimensionDesc desc)
DimensionSelector	FloatDimensionIndexer.makeDimensionSelector(DimensionSpec spec, IncrementalIndexRowHolder currEntry, IncrementalIndex.DimensionDesc desc)
DimensionSelector	NestedDataColumnIndexer.makeDimensionSelector(DimensionSpec spec, IncrementalIndexRowHolder currEntry, IncrementalIndex.DimensionDesc desc)
DimensionSelector	StringDimensionIndexer.makeDimensionSelector(DimensionSpec spec, IncrementalIndexRowHolder currEntry, IncrementalIndex.DimensionDesc desc)
DimensionSelector	DimensionIndexer.makeDimensionSelector(DimensionSpec spec, IncrementalIndexRowHolder currEntry, IncrementalIndex.DimensionDesc desc) Return an object used to read values from this indexer's column as Strings.
DimensionSelector	DoubleDimensionIndexer.makeDimensionSelector(DimensionSpec spec, IncrementalIndexRowHolder currEntry, IncrementalIndex.DimensionDesc desc)
MultiValueDimensionVectorSelector	VirtualColumns.makeMultiValueDimensionVectorSelector(DimensionSpec dimensionSpec, ColumnSelector columnSelector, ReadableVectorOffset offset) Try to create an optimized multi value dimension (string) vector selector, directly from a ColumnSelector.
MultiValueDimensionVectorSelector	VirtualColumns.makeMultiValueDimensionVectorSelector(DimensionSpec dimensionSpec, VectorColumnSelectorFactory factory) Create a multi value dimension vector (string) selector.
default MultiValueDimensionVectorSelector	VirtualColumn.makeMultiValueVectorDimensionSelector(DimensionSpec dimensionSpec, ColumnSelector columnSelector, ReadableVectorOffset offset) Returns similar SingleValueDimensionVectorSelector object as returned by VirtualColumn.makeSingleValueVectorDimensionSelector(DimensionSpec, ColumnSelector, ReadableVectorOffset) except this method has full access to the underlying column and can potentially provide a more efficient implementation.
default MultiValueDimensionVectorSelector	VirtualColumn.makeMultiValueVectorDimensionSelector(DimensionSpec dimensionSpec, VectorColumnSelectorFactory factory) Build a MultiValueDimensionVectorSelector corresponding to this virtual column.
static <T> T	ColumnProcessors.makeProcessor(DimensionSpec dimensionSpec, ColumnProcessorFactory<T> processorFactory, ColumnSelectorFactory selectorFactory) Make a processor for a particular DimensionSpec.
SingleValueDimensionVectorSelector	VirtualColumns.makeSingleValueDimensionVectorSelector(DimensionSpec dimensionSpec, ColumnSelector columnSelector, ReadableVectorOffset offset) Try to create an optimized single value dimension (string) vector selector, directly from a ColumnSelector.
SingleValueDimensionVectorSelector	VirtualColumns.makeSingleValueDimensionVectorSelector(DimensionSpec dimensionSpec, VectorColumnSelectorFactory factory) Create a single value dimension vector (string) selector.
default SingleValueDimensionVectorSelector	VirtualColumn.makeSingleValueVectorDimensionSelector(DimensionSpec dimensionSpec, ColumnSelector columnSelector, ReadableVectorOffset offset) Returns similar SingleValueDimensionVectorSelector object as returned by VirtualColumn.makeSingleValueVectorDimensionSelector(DimensionSpec, ColumnSelector, ReadableVectorOffset) except this method has full access to the underlying column and can potentially provide a more efficient implementation.
default SingleValueDimensionVectorSelector	VirtualColumn.makeSingleValueVectorDimensionSelector(DimensionSpec dimensionSpec, VectorColumnSelectorFactory factory) Build a SingleValueDimensionVectorSelector corresponding to this virtual column.
static <T> T	ColumnProcessors.makeVectorProcessor(DimensionSpec dimensionSpec, VectorColumnProcessorFactory<T> processorFactory, VectorColumnSelectorFactory selectorFactory) Make a processor for a particular DimensionSpec.

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

Modifier and Type	Method and Description
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.
static List<ColumnType>	DimensionHandlerUtils.getValueTypesFromDimensionSpecs(List<DimensionSpec> dimSpecs)

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

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

Modifier and Type	Method and Description
RowSignature.Builder	RowSignature.Builder.addDimensions(List<DimensionSpec> dimensions)

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

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

Constructor and Description
ColumnComparisonFilter(List<DimensionSpec> dimensions)

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

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

Modifier and Type	Method and Description
DimensionSelector	AllNullColumnSelectorFactory.makeDimensionSelector(DimensionSpec dimensionSpec)

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

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

Modifier and Type	Method and Description
DimensionSelector	LookupColumnSelectorFactory.makeDimensionSelector(DimensionSpec dimensionSpec)

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

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

Modifier and Type	Method and Description
DimensionSelector	IndexedTableColumnSelectorFactory.makeDimensionSelector(DimensionSpec dimensionSpec)

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

Methods in org.apache.druid.segment.vector with parameters of type DimensionSpec

Modifier and Type	Method and Description
MultiValueDimensionVectorSelector	QueryableIndexVectorColumnSelectorFactory.makeMultiValueDimensionSelector(DimensionSpec dimensionSpec)
MultiValueDimensionVectorSelector	VectorColumnSelectorFactory.makeMultiValueDimensionSelector(DimensionSpec dimensionSpec) Returns a dictionary encoded, string-typed, multi-value-per-row column selector.
SingleValueDimensionVectorSelector	QueryableIndexVectorColumnSelectorFactory.makeSingleValueDimensionSelector(DimensionSpec dimensionSpec)
SingleValueDimensionVectorSelector	VectorColumnSelectorFactory.makeSingleValueDimensionSelector(DimensionSpec dimensionSpec) Returns a dictionary encoded, string-typed, single-value-per-row column selector.

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

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

Modifier and Type	Method and Description
DimensionSpec	ListFilteredVirtualColumn.getDelegate()

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

Modifier and Type	Method and Description
DimensionSelector	VirtualizedColumnSelectorFactory.makeDimensionSelector(DimensionSpec dimensionSpec)
DimensionSelector	ListFilteredVirtualColumn.makeDimensionSelector(DimensionSpec dimensionSpec, ColumnSelectorFactory factory)
DimensionSelector	ExpressionVirtualColumn.makeDimensionSelector(DimensionSpec dimensionSpec, ColumnSelectorFactory columnSelectorFactory)
DimensionSelector	NestedFieldVirtualColumn.makeDimensionSelector(DimensionSpec dimensionSpec, ColumnSelectorFactory factory)
DimensionSelector	NestedFieldVirtualColumn.makeDimensionSelector(DimensionSpec dimensionSpec, ColumnSelector columnSelector, ReadableOffset offset)
SingleValueDimensionVectorSelector	NestedFieldVirtualColumn.makeSingleValueVectorDimensionSelector(DimensionSpec dimensionSpec, ColumnSelector columnSelector, ReadableVectorOffset offset)
SingleValueDimensionVectorSelector	ExpressionVirtualColumn.makeSingleValueVectorDimensionSelector(DimensionSpec dimensionSpec, VectorColumnSelectorFactory factory)

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

Constructor and Description
ListFilteredVirtualColumn(String name, DimensionSpec delegate, Set<String> values, Boolean isAllowList)