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Re: performance of temporary vs. regular tables - Mailing list pgsql-performance

From Andres Freund
Subject Re: performance of temporary vs. regular tables
Date
Msg-id 201005251241.59605.andres@anarazel.de
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In response to Re: performance of temporary vs. regular tables  (Joachim Worringen <joachim.worringen@iathh.de>)
Responses Re: performance of temporary vs. regular tables  (Joachim Worringen <joachim.worringen@iathh.de>)
List pgsql-performance
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On Tuesday 25 May 2010 11:00:24 Joachim Worringen wrote:
> Am 25.05.2010 10:49, schrieb Grzegorz Jaśkiewicz:
> > temporary tables are handled pretty much like the regular table. The
> > magic happens on schema level, new schema is setup for connection, so
> > that it can access its own temporary tables.
> > Temporary tables also are not autovacuumed.
> > And that's pretty much the most of the differences.
>
> Thanks. So, the Write-Ahead-Logging (being used or not) does not matter?
It does matter quite significantly in my experience. Both from an io and a cpu
overhead perspective.

Andres

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