Re: Performance vs Schemas

From: Neil Conway <neilc(at)samurai(dot)com>
To: Igor Maciel Macaubas <igor(at)providerst(dot)com(dot)br>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: Performance vs Schemas
Date: 2004-10-15 00:52:35
Message-ID: 1097801555.29932.11.camel@localhost.localdomain
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On Fri, 2004-10-15 at 04:38, Igor Maciel Macaubas wrote:
> I have around 100 tables, and divided them in 14 different schemas,
> and then adapted my application to use schemas as well.
> I could percept that the query / insert / update times get pretty much
> faster then when I was using the old unique schema, and I'd just like
> to confirm with you if using schemas speed up the things. Is that true
> ?

Schemas are a namespacing technique; AFAIK they shouldn't significantly
affect performance (either positively or negatively).

> What about indexed views, does postgresql supports it?

No, you'll need to create indexes on the view's base tables.

-Neil

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