org.apache.druid.segment.historical

Interface HistoricalDimensionSelector

All Superinterfaces:

BaseDoubleColumnValueSelector, BaseFloatColumnValueSelector, BaseLongColumnValueSelector, BaseNullableColumnValueSelector, BaseObjectColumnValueSelector<Object>, ColumnValueSelector<Object>, DimensionDictionarySelector, DimensionSelector, HotLoopCallee

All Known Subinterfaces:

SingleValueHistoricalDimensionSelector

All Known Implementing Classes:

ConstantDimensionSelector, ConstantMultiValueDimensionSelector

public interface HistoricalDimensionSelector
extends DimensionSelector

Specialization for DimensionSelector queryable via offsets from HistoricalCursor.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.druid.segment.DimensionSelector

DimensionSelector.NullDimensionSelectorHolder

Field Summary

Fields inherited from interface org.apache.druid.segment.ColumnValueSelector

EMPTY_ARRAY

Fields inherited from interface org.apache.druid.segment.DimensionDictionarySelector

CARDINALITY_UNKNOWN

Method Summary

Modifier and Type	Method and Description
IndexedInts	getRow(int offset)

Methods inherited from interface org.apache.druid.segment.DimensionSelector

constant, constant, defaultGetObject, getDouble, getFloat, getLong, getRow, isNilSelector, isNull, makeValueMatcher, makeValueMatcher, multiConstant, multiConstant, rowToObject

Methods inherited from interface org.apache.druid.query.monomorphicprocessing.HotLoopCallee

inspectRuntimeShape

Methods inherited from interface org.apache.druid.segment.BaseObjectColumnValueSelector

classOfObject, getObject

Methods inherited from interface org.apache.druid.segment.DimensionDictionarySelector

getValueCardinality, idLookup, lookupName, lookupNameUtf8, nameLookupPossibleInAdvance, supportsLookupNameUtf8

Method Detail

getRow

@CalledFromHotLoop
IndexedInts getRow(int offset)