Package org.apache.druid.segment.index.semantic

Interface DruidPredicateIndexes

All Known Implementing Classes:

IndexedStringDruidPredicateIndexes

public interface DruidPredicateIndexes

Uses a DruidPredicateFactory to construct a BitmapColumnIndex containing rows for all values which satisfy the predicate.

Method Summary

Modifier and Type	Method	Description
BitmapColumnIndex	forPredicate(DruidPredicateFactory matcherFactory)	Get a BitmapColumnIndex corresponding to all the rows that match the supplied DruidPredicateFactory

Method Details

forPredicate

@Nullable
BitmapColumnIndex forPredicate(DruidPredicateFactory matcherFactory)

Get a BitmapColumnIndex corresponding to all the rows that match the supplied DruidPredicateFactory

If this method returns null it indicates that there was no index that matched the respective values and a ValueMatcher must be used instead.