Gene, The latest patch from Bojan for SOLR-236 works with whatever revision of Solr he used when he made the patch.
I didn't follow this thread to know your original requirements, but running 1+10 queries doesn't sound good to me from scalability/performance point of view. Otis -- Sematext -- http://sematext.com/ -- Lucene - Solr - Nutch ----- Original Message ---- > From: ristretto.rb <[EMAIL PROTECTED]> > To: solr-user@lucene.apache.org > Sent: Tuesday, September 16, 2008 6:45:02 PM > Subject: Re: Filtering results > > thanks. very interesting. The plot thickens. And, yes, I think > field collapsing is exactly what I'm after. > > I'm am considering now trying this patch. I have a solr 1.2 instance > on Jetty. I looks like I need to install the patch. > Does anyone use that patch? Recommend it? The wiki page > (http://wiki.apache.org/solr/FieldCollapsing) says > "This patch is not complete, but it will be useful to keep this page > updated while the interface evolves." And the page > was last updated over a year ago, so I'm not sure if that is a good. > I'm trying to read through all the comments now. > > ..... I'm also considering creating a second index of just the > categories which contains all the content from the main index > collapsed > down in to the corresponding categories - basically a complete > collapsed index. > Initial searches will be done against this collapsed category index, > and then the first 10 results > will be used to do 10 field queries against the main index to get the > "top" records to return with each Category. > > Haven't decided which path to take yet. > > cheers > gene > > > On Wed, Sep 17, 2008 at 9:42 AM, Chris Hostetter > wrote: > > > > : 1. Identify all records that would match search terms. (Suppose I > > : search for 'dog', and get 450,000 matches) > > : 2. Of those records, find the distinct list of groups over all the > > : matches. (Suppose there are 300.) > > : 3. Now get the top ranked record from each group, as if you search > > : just for docs in the group. > > > > this sounds similar to "Field Collapsing" although i don't really > > understand it or your specific use case enough to be certain that it's the > > same thing. You may find the patch, and/or the discussions about the > > patch useful starting points... > > > > https://issues.apache.org/jira/browse/SOLR-236 > > http://wiki.apache.org/solr/FieldCollapsing > > > > > > -Hoss > > > >
