From: | Yann Michel <yann-postgresql(at)spline(dot)de> |
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To: | Reini Urban <rurban(at)x-ray(dot)at> |
Cc: | pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: plans for bitmap indexes? |
Date: | 2004-10-08 07:27:55 |
Message-ID: | 20041008072755.GB6719@zoom.spline.inf.fu-berlin.de |
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Lists: | pgsql-hackers |
Hi,
On Thu, Oct 07, 2004 at 10:41:04PM +0200, Reini Urban wrote:
> >I'd like to know if there are any plans on introducing bitmap indexes
> >into postgresql. I think this could mean a big performance improvement
> >especially for datawarehousing applications. I know that there is an
> >index type hash but I don't know how both types are comparable due to
> >they are both best usable for equality expressions.
>
> Sure, and the next will come with musicbrainz.
> Why not :)
I don't know what this means to my questin, but anyway...
> If you don't want to code that in the app, the database backend is the
> solution. The database is the golden hammer.
Therefore I asked wheather there are any thoughts of implementing them.
Regards,
Yann
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