Re: DISTINCT vs. GROUP BY

On Mon, Sep 19, 2005 at 10:16:36PM -0400, Bruce Momjian wrote:
>  
> Added to TODO:
> 
>     * Allow DISTINCT to use hashing like GROUP BY

3 lines above we have...
Consider using hash buckets to do DISTINCT, rather than sorting
This would be beneficial when there are few distinct values. 

Can you add
http://archives.postgresql.org/pgsql-hackers/2005-09/msg00810.php? All I
could find on the other TODO was
http://archives.postgresql.org/pgsql-committers/2004-09/msg00028.php,
which doesn't help much...
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Jim C. Nasby, Sr. Engineering Consultant      jnasby@pervasive.com
Pervasive Software      http://pervasive.com    work: 512-231-6117
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