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Re: Group by in Lucene ?

by ninaS :: Rate this Message:

Hey Marcus,

have you already implemented this feature?
I'm searching a group by function for lucene, too.

More precisely I need it in Compass, which is built on top of lucene.

I was thinking about using a HitCollector to get only one result per group.

How did you do it?

Cheers,
Nina

Marcus Herou-2 wrote:

Cool.

I'll do since this is a field which I can spend time in.

Kindly

//Marcus
On 11/5/07, Grant Ingersoll <gsingers@apache.org> wrote:
>
>
> On Nov 5, 2007, at 7:49 AM, Marcus Herou wrote:
>
> > Thanks. They seem to have got real far in the dev cycle on this.
> > Seems like
> > it will hit the road in Solr 1.3.
> >
> > However I would really like this feature to be developed for Core
> > Lucene,
> > how do I start that process?
> > Develop it yourself you would say :) I'm serious isn't it a really
> > cool and
> > useful feature ?
>
>
> We're always open to well-thought out and tested patches. See the
> Wiki for info on contributing.
>
> -Grant
>
>
> --------------------------
> Grant Ingersoll
> http://lucene.grantingersoll.com
>
> Lucene Boot Camp Training:
> ApacheCon Atlanta, Nov. 12, 2007. Sign up now! http://www.apachecon.com
>
> Lucene Helpful Hints:
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> http://wiki.apache.org/lucene-java/LuceneFAQ
>
>
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--
Marcus Herou Solution Architect & Core Java developer Tailsweep AB
+46702561312
marcus.herou@tailsweep.com
http://www.tailsweep.com

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