Re: In the belly of the beast (MySQLCon)

Joshua D. Drake wrote:
> On Fri, 18 Apr 2008 14:59:34 -0400
> Alvaro Herrera <alvherre@commandprompt.com> wrote:
>
> > I find it pretty unlikely that Slony would be unable to help you
> > upgrade here.  Obviously you can upgrade one database at a time.
> >
> > Also, mostly it's not the database size what's a concern, but rather
> > the size of the largest table.
>
> As I recall (I could be wrong) Slony syncs the whole set as a single
> transaction. So if he has his entire database as a set he may
> have a problem regardless of the largest or smallest table.

Yes, if he does that then you are right, but it's unlikely to be the
best idea.

--
Alvaro Herrera                                http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.