Re: [GENERAL] Support for idempotent schema changes?

2007-03-04 Thread David Lowe
Peter Eisentraut [mailto:[EMAIL PROTECTED] Sent: Saturday, March 03, 2007 11:45 PM To: pgsql-general@postgresql.org Cc: David Lowe Subject: Re: [GENERAL] Support for idempotent schema changes? David Lowe wrote: > So how can I make statements of the form: > * alter table only customers add

[GENERAL] Support for idempotent schema changes?

2007-03-03 Thread David Lowe
At our development shop we use many different PostgreSQL databases simultaneously, each corresponding to a specific version of our software. For example, a developer might be working on v1.0 and v1.1 at the same time, while QA is busily testing/verifying version 1.0.3. All application code and S