Re: [HACKERS] Re: SSL patch

Seems like a trigger for a 7.0 release ... last I understood, major
releases generally signified major protocol changes, as well as API...

On Fri, 23 Jul 1999, Tom Lane wrote:

> The Hermit Hacker <scrappy@hub.org> writes:
> > I may be lost here, so forgive me ahead of time...but, if I'm reading
> > Magnus' email correctly, this just breaks backward compatibility...with
> > the change, pre-6.6 clients would not be able to talk to a 6.6 server, but
> > 6.7 and 6.6 would be compatible?
> 
> As long as we don't change it again for 6.7, yeah ... but that doesn't
> seem like the point.
> 
> What I'm concerned about is that we'd have neither compatibility between
> existing clients and new servers nor existing servers and new clients.
> When we changed the protocol for 6.4, we got quite a bit of flak about
> 6.4 clients not talking to old servers.  But that was just a one-way
> whammy: a 6.4 server would still talk to old clients.  This change is
> gonna be a double whammy.
> 
> I think we at least need to find a way to have new servers be able to
> talk to old clients.  Otherwise, it'll be *very* difficult to upgrade
> to 6.6 at large installations; you'd have to change all the clients
> simultaneously with the server.  Those clients aren't necessarily all
> on the same machine, and some may not even be under the db admin's
> direct control.  It looks like a recipe for major headaches to me.
> 
>             regards, tom lane
> 

Marc G. Fournier                   ICQ#7615664               IRC Nick: Scrappy
Systems Administrator @ hub.org 
primary: scrappy@hub.org           secondary: scrappy@{freebsd|postgresql}.org