http://lca2005.linux.org.au/Papers/Neil%20Conway/Inside%20the%20PostgreSQL%20Query%20Optimizer/pg_query_optimizer.pdf
> -----Original Message-----
> From: pgsql-hackers-owner@postgresql.org [mailto:pgsql-hackers-
> owner@postgresql.org] On Behalf Of Sebastián Ávila
> Sent: Wednesday, October 19, 2005 9:04 AM
> To: pgsql-hackers@postgresql.org
> Subject: [HACKERS] Optimization system
>
> Hi people,
>
> Please I need help about this, where I could find information about
> the query optimization system in postgresql?
> Thanks!
>
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