> From: S Arvind <arvindwill@gmail.com>
> Subject: [GENERAL] Upgrading from postgres 8.1 to 8.3
> To: pgsql-general@postgresql.org
> Date: Thursday, 7 May, 2009, 11:42 AM
> Our 600GB data was currently loaded in postgres 8.1 , we
> want to upgrade
> from postgres 8.1 to 8.3 . Can we able to point the data
> directly or should
> we have to do any porting work for transfering data from
> 8.1 to 8.3.
>
You need to do a dump and reload. There was a project that did an in-place upgrade of datafiles (pg_migrator???) but I
thinkit only supports -> 8.2