Name | Description | Type | Package | Framework |
AbstractDistinctValuesCollector | A second pass grouping collector that keeps track of distinct values for a specified field for the top N group. | Class | org.apache.lucene.search.grouping | Apache Lucene |
AbstractDistinctValuesCollector .GroupCount | Returned by AbstractDistinctValuesCollector. | Class | org.apache.lucene.search.grouping.AbstractDistinctValuesCollector | Apache Lucene |