On Mon, 2018-11-19 at 22:19 -0500, Rahul Goswami wrote: > I am using SolrCloud 7.2.1. My understanding is that setting > docvalues=true would optimize faceting, grouping and sorting; but for > a field to be searchable it needs to be indexed=true.
Erick explained the search thing, so I'll just note that faceting on a DocValues=true indexed=false field on a multi-shard index also has a performance penalty as the field will be slow-searched (using the DocValues) in the secondary fine-counting phase. - Toke Eskildsen, Royal Danish Library
