Have you considered doc values? http://www.elastic.co/guide/en/elasticsearch/guide/current/doc-values.html
Jörg On Sun, Mar 15, 2015 at 11:11 PM, Lindsey Poole <lpo...@gmail.com> wrote: > Hey guys, > > I have a question about the mechanics of aggregation and sorting w.r.t. > the fielddata cache. I know this has been covered in some detail > previously, and I'm caught up on the advice to use doc_values where > possible, but we have a use case where we do light analysis on a particular > set of fields in our document, but also allow sorting on those fields. > > While we'll probably modify our schema to solve the issue, I was first > wondering whether it is possible to filter the set of documents that ES > aggregates / sorts over *before* pulling them into the fielddata cache? We > have extremely high cardinality fields, but very selective queries, and it > seems very inefficient to pull multiple gigabytes into the fielddata cache > to select relatively few matching documents. > > Thanks, > > Lindsey > > -- > You received this message because you are subscribed to the Google Groups > "elasticsearch" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to elasticsearch+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/elasticsearch/e32cf7c3-e2b3-48e9-bc7c-d7f2e0016835%40googlegroups.com > <https://groups.google.com/d/msgid/elasticsearch/e32cf7c3-e2b3-48e9-bc7c-d7f2e0016835%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to elasticsearch+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/elasticsearch/CAKdsXoFgpwVbkkAsKK11m74qqE_avwQ5mmMGb2z1w0-qH5hNMw%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
