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Re: Bogus nestloop join estimate, ignores WHERE clause

From: Peter Eisentraut <peter_e(at)gmx(dot)net>
To: Marti Raudsepp <marti(at)juffo(dot)org>
Cc: pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Bogus nestloop join estimate, ignores WHERE clause
Date: 2011-08-31 13:34:43
Message-ID: 1314797683.27073.12.camel@fsopti579.F-Secure.com (view raw or flat)
Thread:
Lists: pgsql-hackers
On ons, 2011-08-31 at 15:38 +0300, Marti Raudsepp wrote:
> I'm getting really surprising planner estimates for a query that's
> joining another table via a varchar field. All of this was tested on
> PostgreSQL 8.4.8, 9.0.4 and 9.1rc1.

By any chance, did it work better in 8.4.7?



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