Package org.apache.druid.segment

Interface IdLookup

All Known Implementing Classes:

ConstantDimensionSelector, NilVectorSelector, PossiblyNullDimensionSelector, StringUtf8DictionaryEncodedColumn.StringMultiValueDimensionVectorSelector, StringUtf8DictionaryEncodedColumn.StringSingleValueDimensionVectorSelector

public interface IdLookup

"Mixin" for DimensionSelector.

Method Summary

Modifier and Type	Method	Description
int	lookupId(String name)	Inverse of DimensionDictionarySelector.lookupName(int).

Method Details

lookupId

int lookupId(@Nullable
 String name)

Inverse of DimensionDictionarySelector.lookupName(int).