Re: plans for bitmap indexes? - Mailing list pgsql-hackers

From Yann Michel
Subject Re: plans for bitmap indexes?
Date
Msg-id 20041008094528.GA9375@zoom.spline.inf.fu-berlin.de
Whole thread Raw
In response to Re: plans for bitmap indexes?  ("Dave Page" <dpage@vale-housing.co.uk>)
Responses Re: plans for bitmap indexes?
Re: plans for bitmap indexes?
List pgsql-hackers
Hi,

On Fri, Oct 08, 2004 at 10:09:18AM +0100, Dave Page wrote:
> I think what Reini was asking was why do you think you need bitmap
> indexes as opposed to any existing type? 

due to I'm developing a datawarehousing application we have lots of
fact-data in our central fact-table. As I know how to improve
performance on Oracle based datawarehouses, I'm used to add bitmap
indexes for atributes having only a few distinct values. 
So I was looking for any comparable indexing technology but didn't find
any so far.

Regards,
Yann


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