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Re: Really dumb planner decision

From: Grzegorz Jaśkiewicz <gryzman(at)gmail(dot)com>
To: Matthew Wakeling <matthew(at)flymine(dot)org>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: Really dumb planner decision
Date: 2009-04-16 10:48:19
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-performance
On Thu, Apr 16, 2009 at 11:37 AM, Matthew Wakeling <matthew(at)flymine(dot)org> wrote:
> I have a query that is executed really badly by Postgres. It is a nine table
> join, where two of the tables are represented in a view. If I remove one of
> the tables from the query, then the query runs very quickly using a
> completely different plan.

And what happens if you execute that view alone, with WHERE .. just
like it would be a part of the whole query? ((id = 1267676))


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