Package org.apache.lucene.search.grouping.term

Support for grouping by indexed terms via FieldCache.

See:
          Description

Class Summary
TermAllGroupHeadsCollector<GH extends AbstractAllGroupHeadsCollector.GroupHead<?>> A base implementation of AbstractAllGroupHeadsCollector for retrieving the most relevant groups when grouping on a string based group field.
TermAllGroupsCollector A collector that collects all groups that match the query.
TermDistinctValuesCollector A term based implementation of AbstractDistinctValuesCollector that relies on SortedDocValues to count the distinct values per group.
TermDistinctValuesCollector.GroupCount Holds distinct values for a single group.
TermFirstPassGroupingCollector Concrete implementation of AbstractFirstPassGroupingCollector that groups based on field values and more specifically uses SortedDocValues to collect groups.
TermGroupFacetCollector An implementation of AbstractGroupFacetCollector that computes grouped facets based on the indexed terms from the FieldCache.
TermSecondPassGroupingCollector Concrete implementation of AbstractSecondPassGroupingCollector that groups based on field values and more specifically uses SortedDocValues to collect grouped docs.
 

Package org.apache.lucene.search.grouping.term Description

Support for grouping by indexed terms via FieldCache.



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