DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.co.uk;
 h=X-YMail-OSG:Received:X-Rocket-MIMEInfo:X-Mailer:References:Message-ID:Date:From:Reply-To:Subject:To:Cc:In-Reply-To:MIME-Version:Content-Type:Content-Transfer-Encoding;
 b=5OPg7qUoNfPy2KyrT7FQjcU/iMZYNsk/2GdeRW9+CV98dpOC7tdjPF20NghRr6d1blYXNecQm8GuQ18aHDdQkZXYznvRPb5cQN3G898cL7lmWpYq2gFtj0mUOaaeFPcHt1juBmiy6TnZTydzyQIAUMyvNhlspumxOYiolZX754I=;
References: <BD7563973EF8894D905C80593EE9A4ED34B0CF@MAIL02.fnal.gov>
 <CAHBAh5thJrGVi16X46yTdrt2cF6V4ZuJ8MvUonhbzcOo_eDvzg@mail.gmail.com>
 <BD7563973EF8894D905C80593EE9A4ED34B2F8@MAIL02.fnal.gov>
Message-ID: <1395149140.23656.YahooMailNeo@web133203.mail.ir2.yahoo.com>
Date: Tue, 18 Mar 2014 13:25:40 +0000 (GMT)
From: Glyn Astill <glynastill@yahoo.co.uk>
Reply-To: Glyn Astill <glynastill@yahoo.co.uk>
Subject: Re: pg_upgrade in primary/standby architecture
To: Murthy Nunna <mnunna@fnal.gov>, Venkata Balaji Nagothi <vbnpgc@gmail.com>
Cc: "pgsql-admin@postgresql.org" <pgsql-admin@postgresql.org>
In-Reply-To: <BD7563973EF8894D905C80593EE9A4ED34B2F8@MAIL02.fnal.gov>
MIME-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: quoted-printable
Precedence: bulk
Sender: pgsql-admin-owner@postgresql.org


> From: Murthy Nunna <mnunna@fnal.gov>
>To: Venkata Balaji Nagothi <vbnpgc@gmail.com>=20
>Cc: "pgsql-admin@postgresql.org" <pgsql-admin@postgresql.org>=20
>Sent: Tuesday, 18 March 2014, 12:49
>Subject: Re: [ADMIN] pg_upgrade in primary/standby architecture
>=20
>
>
>Hi Venkata Balaji,
>=C2=A0
>Thank you!
>=C2=A0
>Yes, streaming replication cannot be setup between two different versions.=
 That is true.
>=C2=A0
>I am looking to upgrade both primary and standby with minimal outage to ap=
plication=E2=80=A6.. I want to know if it is possible. If it is not possibl=
e, is there any architecture where we can minimize upgrade related outage?
>=C2=A0

You could use Slony-I for this, and it should be fairly quick to set up now=
 that as of 2.2 you can add multiple tables and sequences in one go with SE=
T ADD TABLE.


--=20
Sent via pgsql-admin mailing list (pgsql-admin@postgresql.org)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-admin