Hi Yangrui, I have summarized some experiments about Solr nesting capabilities (however, it does not include precisely pivoting yet more of faceting up to parents and down to children with some statictics) so maybe you could find an idea there:
https://medium.com/@alisazhila/solr-s-nesting-on-solr-s-capabilities-to-handle-deeply-nested-document-structures-50eeaaa4347a#.dbxdv3zdp Please, let me know if it were useful in comments. You could also specify your problem a bit more if you don't find the answer. Cheers, Alisa >Четверг, 21 апреля 2016, 1:01 -04:00 от Yangrui Guo <guoyang...@gmail.com>: > >Hi > >I am trying to facet results on my nest documents. The solr document did >not say much on how to pivot with json api with nest documents. Could >someone show me some examples? Thanks very much. > >Yangrui