# Lucene 4.2.0 grouping API

Lucene's grouping module

See: Description

Packages
org.apache.lucene.search.grouping: This module enables search result grouping with Lucene, where hits with the same value in the specified single-valued group field are grouped together.
org.apache.lucene.search.grouping.function: Support for grouping by {org.apache.lucene.queries.function.ValueSource}.
org.apache.lucene.search.grouping.term: Support for grouping by indexed terms via {org.apache.lucene.search.FieldCache}.