I believe the usual solution is to pre-calculate that by using UpdateRequestProcessor (probably: CountFieldValuesUpdateProcessorFactory ).
Regards, Alex. Personal blog: http://blog.outerthoughts.com/ LinkedIn: http://www.linkedin.com/in/alexandrerafalovitch - Time is the quality of nature that keeps events from happening all at once. Lately, it doesn't seem to be working. (Anonymous - via GTD book) On Tue, Jun 11, 2013 at 5:43 AM, Silvio Hermann <s.herm...@uni-jena.de> wrote: > Hello, > > is there a way to get all documents where a certain field has multiple > entries? > > best, > > Silvio