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From raj <rajeshmohan.1...@gmail.com>
Subject Re: Difference between Group and Facet
Date Wed, 29 May 2013 05:01:50 GMT
Will update here if we finally decide to go with this. Looks like our
requirement can be accomplished with normal String fields


On Wed, May 29, 2013 at 7:55 AM, Brendan Grainger <
brendan.grainger@gmail.com> wrote:

> Great, did it work?
>
> By the way, If found this article:
> http://blog.thetaphi.de/2012/02/is-your-indexreader-atomic-major.html very
> helpful in understanding the difference between AtomicReaders and
> CompositeReaders.
>
> Brendan
>
>
>
> On Tue, May 28, 2013 at 2:30 AM, raj <rajeshmohan.1979@gmail.com> wrote:
>
> > Thanks a lot Elisabeth
> >
> >
> > On Mon, May 27, 2013 at 7:43 PM, Elisabeth Adler
> > <elisabeth.adler@gmail.com>wrote:
> >
> > > Hi,
> > > I'm not sure what you mean with how to index a group. You basically
> index
> > > all documents, and then group them for the results.
> > > To stay on the books example: you index books including information
> about
> > > the author. So each document in the index is a book. But in your result
> > > list, you want to display authors. So you group by author.
> > >
> > > For the details about how to group, the package documentation (
> > > http://lucene.apache.org/core/4_0_0-ALPHA/grouping/index.html) should
> > > cover
> > > what you need.
> > > Best,
> > > Elisabeth
> > >
> > > On 27 May 2013 14:13, raj <rajeshmohan.1979@gmail.com> wrote:
> > >
> > > > Hi,
> > > >
> > > > I wasnt able to find any guidelines on how to add a Group while
> > indexing.
> > > > There is a user guide and demo code for Facet which shows this. Can
> you
> > > > please show how to add a Group while indexing?
> > > >
> > > > Thanks,
> > > > Rajesh
> > > >
> > > >
> > > > On Mon, May 27, 2013 at 3:55 PM, raj <rajeshmohan.1979@gmail.com>
> > wrote:
> > > >
> > > > > Hi Elisabeth,
> > > > >
> > > > > Thanks. Let me go through the links
> > > > >
> > > > > Regards,
> > > > > Rajesh
> > > > >
> > > > >
> > > > > On Mon, May 27, 2013 at 3:09 PM, Elisabeth Adler <
> > > > > elisabeth.adler@gmail.com> wrote:
> > > > >
> > > > >> Hi Rajesh,
> > > > >> This entry explains it quite well:
> > > > >>
> > > > >>
> > > >
> > >
> >
> http://stackoverflow.com/questions/8550818/whats-the-difference-between-grouping-and-facet-in-lucene-3-5
> > > > >> Best,
> > > > >> Elisabeth
> > > > >>
> > > > >> On 27 May 2013 11:16, raj <rajeshmohan.1979@gmail.com>
wrote:
> > > > >>
> > > > >> > Hi,
> > > > >> >
> > > > >> > I was seeing that Lucene supports both Groups and Facets.
But I
> > was
> > > > >> finding
> > > > >> > it difficult to understand the difference between both.
> > > > >> >
> > > > >> > https://issues.apache.org/jira/browse/LUCENE-1421 - Says
> "Ability
> > > to
> > > > >> Group
> > > > >> > search results by Field". So, is this by existing Fields
that we
> > add
> > > > >> while
> > > > >> > indexing or something different as in FacetFields in Facets?
> > > > >> >
> > > > >> >
> > > > >> > Regards,
> > > > >> > Rajesh
> > > > >> >
> > > > >>
> > > > >
> > > > >
> > > >
> > >
> >
>
>
>
> --
> Brendan Grainger
> www.kuripai.com
>

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