On Fri, 2008-05-16 at 10:29 -0400, Andrew Sullivan wrote:
> On Fri, May 16, 2008 at 04:16:32PM +0200, Jacques Caron wrote:
> 
> > representation of data. So you can't use it for transparent upgrade 
> > scenarios.
> > 
> > Correct me if I'm wrong.
> 
> No, you're right.  The only real way to upgrade Postgres today without a
> complete dump and restore is some sort of trigger-based replication (like
> Slony).  I don't know whether Bucardo or Londiste can do the same trick, but
> their design suggests they might be able to.  

Yes, Londiste is used for that also.

> I also used erserver in the
> past to do this, although that was way harder and much scarier.

-----
Hannu