Re: Query performance - Mailing list pgsql-general

From Nikolay Samokhvalov
Subject Re: Query performance
Date
Msg-id e431ff4c0608030137h335d3307s2256e15e444168@mail.gmail.com
Whole thread Raw
In response to Query performance  ("Christian Rengstl" <Christian.Rengstl@klinik.uni-regensburg.de>)
List pgsql-general
On 8/3/06, Christian Rengstl <Christian.Rengstl@klinik.uni-regensburg.de> wrote:
> ...
> Unfortunately the query takes pretty long for the big table, so maybe one of you has a suggestion on how to make it
faster.
>

try smth like this:

select val1, val2, crit from mytable as a where pid='somepid' and
exists(select 1 from myCritTable as b where a.crit = b.crit);


--
Best regards,
Nikolay

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