Subject: Re: how to downgrade Postgres in Ubuntu
To: David Osborne <david@qcode.co.uk>,
  Suya Huang <shuang@connexity.com>
References: <078538CC-EFAC-435C-9EF8-26EBF034DC3C@connexity.com>
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Cc: "pgsql-admin@postgresql.org" <pgsql-admin@postgresql.org>
From: Markus Wanner <markus@bluegap.ch>
Message-ID: <575028B5.6070407@bluegap.ch>
Date: Thu, 2 Jun 2016 14:38:13 +0200
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On 06/02/2016 12:46 PM, David Osborne wrote:
> You can sometimes do "apt-get install postgresql-9.3=9.3.4-1"
> 
> But often the OS cannot work out where to get hold of the requested version.
> 
> Alternatively you can check in /var/cache/apt/archives.
> If the .deb file for the downlevel version is still there (copy it out
> so it's not cleaned up in future), and you can do "dpkg -i
> postgres-9.3_9.3.4-1.deb"
> 
> Failing that, you can download the downlevel deb file from somewhere.
> (perhaps here? https://launchpad.net/ubuntu/+source/postgresql-9.3 )

On Debian we have snapshots (http://snapshot.debian.org/), not sure if
Ubuntu provides a similar service, but the Postgres packages are similar
enough that you could try that as a last resort.

Regards

Markus


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