Hi Ahson, http://wiki.apache.org/solr/FieldCollapsing group.ngroups seems to be added as an parameter, so you may not be needed to apply any patches.
Solr 3.3 had released the grouping feature with it, so I presume it should already be included in it. Regards, Jayendra On Wed, Sep 14, 2011 at 4:22 AM, Ahson Iqbal <mianah...@yahoo.com> wrote: > Hi Jayendra > > Thanks a lot for your response, now i have two questions one that to get the > count of groups is it must to apply the specified patch, if so can you help > me a little how i can apply that patch in steps as i am new to solr/java. > > Regards > Ahsan > > > > ----- Original Message ----- > From: Jayendra Patil <jayendra.patil....@gmail.com> > To: solr-user@lucene.apache.org; Ahson Iqbal <mianah...@yahoo.com> > Cc: > Sent: Tuesday, September 13, 2011 10:55 AM > Subject: Re: question about Field Collapsing/ grouping > > The time we implemented the feature, there was no straight forward solution. > > What we did is to facet on the grouped by field and counting the facets. > This would give you the distinct count for the groups. > > You may also want to check the Patch @ > https://issues.apache.org/jira/browse/SOLR-2242, which will return the > facet counts and you need to count it by yourself. > > Regards, > Jayendra > > On Tue, Sep 13, 2011 at 1:27 AM, Ahson Iqbal <mianah...@yahoo.com> wrote: >> Hi >> >> Is it possible to get number of groups that matched with specified query. >> >> like let say there are three fields in index >> >> DocumentID >> Content >> Industry >> >> >> and now i want to query as +(Content:is Content:the) >> group=true&group.field=industry >> >> now is it possible to get how many industries matched with specified query. >> >> Please help. >> >> Regards >> Ahsan >> >
