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Re: Re: [GENERAL] contrib/plantuner - enable PostgreSQL planner hints

From: Cédric Villemain <cedric(dot)villemain(dot)debian(at)gmail(dot)com>
To: Jaime Casanova <jcasanov(at)systemguards(dot)com(dot)ec>
Cc: Teodor Sigaev <teodor(at)sigaev(dot)ru>, Bruce Momjian <bruce(at)momjian(dot)us>, Oleg Bartunov <oleg(at)sai(dot)msu(dot)su>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Re: [GENERAL] contrib/plantuner - enable PostgreSQL planner hints
Date: 2010-04-29 08:35:25
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Lists: pgsql-generalpgsql-hackers
2010/4/29 Jaime Casanova <jcasanov(at)systemguards(dot)com(dot)ec>:
> 2009/10/12 Teodor Sigaev <teodor(at)sigaev(dot)ru>:
>>> Are you planning to submit this as a /contrib module?
>> I haven't objections to do that, we don't planned that because we know
>> sceptical
>> relation of community to hints :)
> this could be very useful now that we have HS and we aren't able to
> use hash indexes on the slave so we can  advice to disable those
> indexes there

if we know that, can the planner now that too ?

> the only problem is that seems like we can't put
> "plantuner.forbid_index='a_hash_index'" on postgresql.conf ala
> auto_explain, that could make this better
> --
> Atentamente,
> Jaime Casanova
> Soporte y capacitación de PostgreSQL
> Asesoría y desarrollo de sistemas
> Guayaquil - Ecuador
> Cel. +59387171157
> --
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Cédric Villemain

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