# Uses of Package
org.apache.solr.search.join

- Packages that use org.apache.solr.search.join
  Package | Description
  --- | ---
  org.apache.solr.search.join | Classes related to joins.

- Classes in org.apache.solr.search.join used by org.apache.solr.search.join
  Class and Description
  BlockJoinDocSetFacetComponent Calculates facets on children documents and aggregates hits by parent documents.
  BlockJoinParentQParser
  BlockJoinParentQParserPlugin Usage: {!parent which="PARENT:true"}CHILD_PRICE:10 supports optional `score` parameter with one of `ScoreMode` values: None,Avg,Total,Min,Max.

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