You can also try the new JSON Facet API if you are on a recent version of Solr.
json.facet={x:"sum(myfield)"}
http://yonik.com/solr-facet-functions/
-Yonik
On Thu, Nov 5, 2015 at 1:14 PM, Renee Sun <renee_...@mcafee.com> wrote:
> Hi -
> I have been using stats to get the sum of a field data (int) like:
>
> &stats=true&stats.field=my_field_name&rows=0
>
> It works fine but when the index has hundreds million messages on a sharded
> indices, it take long time.
>
> I noticed the 'stats' give out more information than I needed (just sum), I
> suspect the min/max/mean etc are the ones that caused the time.
>
> Is there a simple way I can just get the sum without other things, and run
> it on a faster and less stressed to the solr server manner?
>
> Thanks
> Renee
>
>
>
> --
> View this message in context:
> http://lucene.472066.n3.nabble.com/how-to-efficiently-get-sum-of-an-int-field-tp4238464.html
> Sent from the Solr - User mailing list archive at Nabble.com.
