I Guess, This has nothing to do with search part. You can post process the search results(I mean iterate through your results and sum it)
Regds Pravesh -- View this message in context: http://lucene.472066.n3.nabble.com/best-way-for-sum-of-fields-tp3477517p3486536.html Sent from the Solr - User mailing list archive at Nabble.com.