Re: Two different execution plans for similar requests

From: Joby Joba <jobyjoba59(at)gmail(dot)com>
To: Maciek Sakrejda <msakrejda(at)truviso(dot)com>
Cc: tv(at)fuzzy(dot)cz, pgsql-performance(at)postgresql(dot)org
Subject: Re: Two different execution plans for similar requests
Date: 2011-04-20 07:58:10
Message-ID: BANLkTimYU_am8rQihw9jc8yt5v5xv6fbPA@mail.gmail.com
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random_page_cost with a value set to "2" and it works fine

Thanks for your help

2011/3/1 Maciek Sakrejda <msakrejda(at)truviso(dot)com>

> On Tue, Mar 1, 2011 at 4:44 AM, Joby Joba <jobyjoba59(at)gmail(dot)com> wrote:
> > Me again ! I have checked this question of 'explain analyze' and I
> > understand now.
> >
> > When the problem occured I have run a 'EXPLAIN'
> >
> > I have run the request again to open this case using 'EXPLAIN ANALYZE'
> but I
> > didn't reproduce the case. That's why I sent the other trace but it
> doesn't
> > countain the information you are asking for.
> > So Tomas, you were right !
> >
> > All apologies !!!!! (I'm confused)
> >
> >
> > But the problem still not resolved .....
>
> What exactly is the problem? Is one version of this plan slow? Which
> one? If you can't reproduce with EXPLAIN ANALYZE (which actually runs
> the query), how are you reproducing this?
>
> ---
> Maciek Sakrejda | System Architect | Truviso
>
> 1065 E. Hillsdale Blvd., Suite 215
> Foster City, CA 94404
> (650) 242-3500 Main
> www.truviso.com
>

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