Okay. Thanks for giving an insight on how it works in general. Without trying it myself, are the field values for the collapsed ones also part of the results data? What is the latest build that is safe to use on a production environment? I'd probably go for that and use field collapsing.
Thank you very much. On Fri, Sep 4, 2009 at 4:49 AM, Uri Boness <ubon...@gmail.com> wrote: > The collapsed documents are represented by one "master" document which can > be part of the normal search result (the doc list), so pagination just works > as expected, meaning taking only the returned documents in account (ignoring > the collapsed ones). As for the scoring, the "master" document is actually > the document with the highest score in the collapsed group. > > As for Solr 1.3 compatibility... well... it's very hart to tell. All latest > patch are certainly *not* 1.3 compatible (I think they're also depending on > some changes in lucene which are not available for solr 1.3). I guess you'll > have to try some of the old patches, but I'm not sure about their stability. > > cheers, > Uri > > > R. Tan wrote: > >> Thanks Uri. How does paging and scoring work when using field collapsing? >> What patch works with 1.3? Is it production ready? >> >> R >> >> >> On Thu, Sep 3, 2009 at 3:54 PM, Uri Boness <ubon...@gmail.com> wrote: >> >> >> >>> The development on this patch is quite active. It works well for single >>> solr instance, but distributed search (ie. shards) is not yet supported. >>> Using this page you can group search results based on a specific field. >>> There are two flavors of field collapsing - adjacent and non-adjacent, >>> the >>> former collapses only document which happen to be located next to each >>> other >>> in the otherwise-non-collapsed results set. The later (the non-adjacent) >>> one >>> collapses all documents with the same field value (regardless of their >>> position in the otherwise-non-collapsed results set). Note, that >>> non-adjacent performs better than adjacent one. There's currently >>> discussion >>> to extend this support so in addition to collapsing the documents, extra >>> information will be returned for the collapsed documents (see the >>> discussion >>> on the issue page). >>> >>> Uri >>> >>> >>> R. Tan wrote: >>> >>> >>> >>>> I think this is what I'm looking for. What is the status of this patch? >>>> >>>> On Thu, Sep 3, 2009 at 12:00 PM, R. Tan <tanrihae...@gmail.com> wrote: >>>> >>>> >>>> >>>> >>>> >>>>> Hi Solrers, >>>>> I would like to get your opinion on how to best approach a search >>>>> requirement that I have. The scenario is I have a set of business >>>>> listings >>>>> that may be group into one parent business (such as 7-eleven having >>>>> several >>>>> locations). On the results page, I only want 7-eleven to show up once >>>>> but >>>>> also show how many locations matched the query (facet filtered by >>>>> state, >>>>> for >>>>> example) and maybe a preview of the some of the locations. >>>>> >>>>> Searching for the business name is straightforward but the locations >>>>> within >>>>> the a result is quite tricky. I can do the opposite, searching for the >>>>> locations and faceting on business names, but it will still basically >>>>> be >>>>> the >>>>> same thing and repeat results with the same business name. >>>>> >>>>> Any advice? >>>>> >>>>> Thanks, >>>>> R >>>>> >>>>> >>>>> >>>>> >>>>> >>>> >>>> >>>> >>> >> >> >
