At the first glance, this sounds like a perfect match to https://cwiki.apache.org/confluence/display/solr/Updating+Parts+of+Documents#UpdatingPartsofDocuments-DocumentCentricVersioningConstraints
Just make sure your "timestamps" are truly atomic and not local clock-based. The drift could cause interesting problems. Regards, Alex. ---- Newsletter and resources for Solr beginners and intermediates: http://www.solr-start.com/ On 14 December 2015 at 12:17, Debraj Manna <subharaj.ma...@gmail.com> wrote: > We have a use case in which there are multiple clients writing concurrently > to solr. Each of the doc is having an 'timestamp' field which indicates > when these docs were generated. > > We also have to ensure that any old doc doesn't overwrite any new doc in > solr. So to achieve this we were thinking if we can make use of the > _version field in solr doc and set the _version field equal to the > 'timestamp' field that is present in each doc. > > Can someone let me know if the approach that we thought can be done? If not > can someone suggest some other approach of achieving the same with minimum > calls to solr?
