Re: plans for bitmap indexes?

From: Yann Michel <yann-postgresql(at)spline(dot)de>
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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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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