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Re: broken 'SHOW TABLE'-like query works in 8, not 8.1.1

From: Sebastian <buddhahead(at)gmail(dot)com>
To: Michael Fuhr <mike(at)fuhr(dot)org>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: broken 'SHOW TABLE'-like query works in 8, not 8.1.1
Date: 2005-12-29 21:49:06
Message-ID: 4e36d31d0512291349w3c43977aq90fd889929b9c4d2@mail.gmail.com (view raw or flat)
Thread:
Lists: pgsql-hackers
> How many columns in the table?

There are 4 columns in the table

On 12/29/05, Michael Fuhr <mike(at)fuhr(dot)org> wrote:
> On Thu, Dec 29, 2005 at 12:12:52PM -0800, Sebastian wrote:
> > I've waited 10 minutes before cancelling. On pg8 it runs in less than a second
>
> How many columns in the table?  In 8.1.1 I'm seeing a nearly
> exponential increase in time with each extra column, at least up
> to about five columns; with more columns the time continues to
> increase although not as sharply.  I don't see such an increase in
> 8.0.5.  Querying the views individually doesn't take long; I wonder
> if the planner is doing something wrong with the join operation.
>
> --
> Michael Fuhr
>

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