class Elasticsearch::DSL::Search::Aggregations::ReverseNested
A single-bucket aggregation which allows to aggregate on “parent” documents from the nested documents
@example
search do aggregation :offers do nested do path 'offers' aggregation :top_categories do reverse_nested do aggregation :top_category_per_offer do terms field: 'category' end end end end end end
See the integration test for a full example.
@see www.elastic.co/guide/en/elasticsearch/guide/current/nested-aggregation.html