Re: Postgresql 8.1.4 - performance issues for select on view using max

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От Ioana Danes
Тема Re: Postgresql 8.1.4 - performance issues for select on view using max
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Msg-id 20061018203434.21060.qmail@web55905.mail.re3.yahoo.com
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Ответ на Re: Postgresql 8.1.4 - performance issues for select on view using max  (Dimitri Fontaine <dim@dalibo.com>)
Ответы Re: Postgresql 8.1.4 - performance issues for select on view using max
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Thanks a lot I will give it a try.

--- Dimitri Fontaine <dim@dalibo.com> wrote:

> Hi,
>
> Le mercredi 18 octobre 2006 21:51, Ioana Danes a
> écrit :
> > I am doing a test for a scenario where I have 2
> > schemas  one (public) for the operational data and
> > another one (archive) for old, archived data. So
> > basically I want to split the data from some huge
> > tables in two. All data before 2006 in archive and
> all
> > data after and including  2006 in public.
> [...]
> > I got into a scenario where my plan does not work
> > without doing code change.
>
> This sounds a lot as a ddl partitionning, you may
> want to add some checks to
> your schema and set constraint_exclusion to on in
> your postgresql.conf.
>
> Please read following documentation material :
>
>
http://www.postgresql.org/docs/8.1/interactive/ddl-partitioning.html
>
> Regards,
> --
> Dimitri Fontaine
> http://www.dalibo.com/
>


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