Thank you for your response Grzegorx. It is helping us a great deal to understand the issues around backups. Would any of the pg_xlog, pg_clog, etc change for a table that has a stable structure and data? That is, the table undergoes several inserts and then it is never updated ""Grzegorz Jaskiewicz"" <gryz...@gmail.com> wrote in message news:2f4958ff0906031217h2a0bfe0t674f266d4397e...@mail.gmail.com... On Wed, Jun 3, 2009 at 8:14 PM, Bill Moran <wmo...@potentialtech.com> wrote: > In response to "Carlos Oliva" <car...@pbsinet.com>: > >> Woudl it be possible to keep the current postgresql version running in a >> different port, install a new version of postgresql, and copy the data >> from >> one version to the other while both versions are running? This might give >> us time to copy the tables and databases one at a time and reconfigure >> the >> database access for parts of the application until we complete the >> migration >> to the new version. > > Your best bet would be to install Slony-I. One of the main design goals > for Slony is to allow interruption-free upgrades.
I don't think it is "easy", but will do if you need to synchronize data before switching. -- GJ -- Sent via pgsql-general mailing list (pgsql-general@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general -- Sent via pgsql-general mailing list (pgsql-general@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general