hi, On Wed, Nov 17, 2010 at 04:39:00PM +0100, Peter Blokland wrote:
> i'm using solr and am trying to limit my resultset to documents > that either have a publication date in the range * to now, or > have no publication date set at all (field is not present). > however, using this : > > (pubdate:[* TO NOW]) OR ( NOT pubdate:*) > > gives me only the documents in the range * to now (reversing the > two clauses has no effect). answering my own question : the above expresseion was a filter-query, where the main query was (e.g.) type:page when only using the left-hand expression, this evaluates to type:page NOT pubdate:* which is a valid query. however, using the full expression seems to make lucene evaluate NOT pubdate:* as a query, which is not legal, and returns an empty result. so, re- writing the filter-query as (type:page AND pubdate:[* TO NOW]) OR (type:page NOT pubdate:*) solved my problem... took me long enough... -- CUL8R, Peter. www.desk.nl --- Sent from my NetBSD-powered Talkie Toaster™
