Received: from localhost (maia-5.hub.org [200.46.204.182]) by postgresql.org (Postfix) with ESMTP id 22F5F9F9DAD for ; Thu, 30 Nov 2006 11:03:51 -0400 (AST) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.204.182]) (amavisd-new, port 10024) with ESMTP id 37087-07 for ; Thu, 30 Nov 2006 11:03:38 -0400 (AST) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.4 Received: from ug-out-1314.google.com (ug-out-1314.google.com [66.249.92.169]) by postgresql.org (Postfix) with ESMTP id D7ABC9FA0CC for ; Thu, 30 Nov 2006 11:03:43 -0400 (AST) Received: by ug-out-1314.google.com with SMTP id k3so1917405ugf for ; Thu, 30 Nov 2006 07:03:42 -0800 (PST) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=Io2fFxdmW01W6hCVDD4eW8D3qN4EKAvCjj4tLFWWBRRcX6BdfAeQaNR7mXJYG+BK/PyR3dj938lwyLEr4i2906ne/0GPMtZYMD3ci0llCQIomUbjqHBEEuJf84oU1/M7RNphT6BFaez1Y8iy3FVFmZM06P9QG3aEUjfliH/R/Sw= Received: by 10.66.232.10 with SMTP id e10mr5552344ugh.1164899021380; Thu, 30 Nov 2006 07:03:41 -0800 (PST) Received: by 10.67.118.11 with HTTP; Thu, 30 Nov 2006 07:03:41 -0800 (PST) Message-ID: <55c095e90611300703j580fef50tae19393af37f7988@mail.gmail.com> Date: Thu, 30 Nov 2006 13:03:41 -0200 From: "Ezequias Rodrigues da Rocha" To: "Peter Childs" Subject: Re: Autovaccum Cc: pgsql-sql@postgresql.org In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: quoted-printable Content-Disposition: inline References: <55c095e90611300602n18fa7e8v8e985386f74afba1@mail.gmail.com> <20061130142406.GH15105@alvh.no-ip.org> X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200611/292 X-Sequence-Number: 26944 It is possible to set this up on PgAdmin ? I need to shutdown the postgresql service to change this parameters ? ps: Your information was very clear for me. Thank you very much. Ezequias 2006/11/30, Peter Childs : > On 30/11/06, Alvaro Herrera wrote: > > Ezequias Rodrigues da Rocha wrote: > > > Hi list, > > > > > > I would like to know if it is necessary to set my database to > > > autovaccum if the intent of my DB Manager is do not make any deletion > > > in any time. > > > > > > If there is no deletions why autovaccum ok ? > > > > You need to vacuum from time to time anyway, even if you don't delete > > anything. The easiest way to do it is let autovacuum do it for you. > > > > Complete Answer. > > 1. If you do any updates or deletes you need to vacuum. > > 2. If you do any update, deletes or inserts you need to analyse. > > 3. If you never change anything No Updates, No Inserts, No Deletes you > need to vacuum once ever 2 billion transactions due to wrap around if > you don't your data will disappear. But depending on how busy your > database is this could be once a year. > > 4. Auto Vacuum does all this automatically. Which is kind of useful. > > 5. You can do this manually via cron or by hand if you wish. > > Peter. > > ---------------------------(end of broadcast)--------------------------- > TIP 7: You can help support the PostgreSQL project by donating at > > http://www.postgresql.org/about/donate > --=20 =3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-= =3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D Atenciosamente (Sincerely) Ezequias Rodrigues da Rocha =3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-= =3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- A pior das democracias ainda =E9 melhor do que a melhor das ditaduras The worst of democracies is still better than the better of dictatorships http://ezequiasrocha.blogspot.com/