On Sun, Apr 1, 2012 at 1:05 PM, Steven A Rowe <sar...@syr.edu> wrote:
> If your results are only sorted by score, it's possible that some have > exactly the same score. Unless you use a secondary sort, I don't think the > order of returned results among same-scored hits is guaranteed. As a > result, if you cut off hits at some fixed threshold, you could see > different entries at the low-scoring end of the hit list. - Steve > THanks. > > -----Original Message----- > From: Benson Margulies [mailto:bimargul...@gmail.com] > Sent: Sunday, April 01, 2012 12:09 PM > To: solr-user@lucene.apache.org > Subject: Re: reproducibility of query results > > i make a new index each iteration. if I insert the same docs in the same > order, should I expect the same query results? Note that I shut down > entirely after the adds, then in a new process run the queries. > > On Apr 1, 2012, at 11:37 AM, Ahmet Arslan <iori...@yahoo.com> wrote: > > >> I appear to be observing some > >> unpredictability in query results, and I wanted to eliminate Solr > >> itself as a possible cause. > >> > >> Using 1.4 at the moment. I insert a stack of document (using the > >> EmbeddedSolrServer) and then run a query, retrieving 200 results. (A > >> significant fraction of the docs in the index). Should I expect to > >> get precisely the same docs in the same order with the same scores > >> every time that I do this? > > > > If your index does not change, yes you can expect this. If you > add/delete docs score and order can change. >
