Thanks for your response. Unfortunately, I don't think it'll be enough. In fact, I have many other products than shoes in my index, with many other facets fields.
I simplified my schema : in reality facets are dynamic fields. -- View this message in context: http://lucene.472066.n3.nabble.com/No-group-by-looking-for-an-alternative-tp1022738p1025256.html Sent from the Solr - User mailing list archive at Nabble.com.