Re: Speed up the query - Mailing list pgsql-performance

From Andreas Kretschmer
Subject Re: Speed up the query
Date
Msg-id 20131201122702.GA26157@tux
Whole thread Raw
In response to Re: Speed up the query  (Torsten Förtsch <torsten.foertsch@gmx.net>)
List pgsql-performance
Torsten Förtsch <torsten.foertsch@gmx.net> wrote:
> I'd try 2 things:
>
> 1) set work_mem to ~100Mb. You don't have to do that globally in
> postgresql.conf. You can set it for the current session only.
>
>   set work_mem to '100MB';
>
> Then run your query.
>
> 2) change the common table expression to a subquery:

Yeah, agree.


Andreas
--
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"If I was god, I would recompile penguin with --enable-fly."   (unknown)
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