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Re: [HACKERS] Re: SSL patch

From: The Hermit Hacker <scrappy(at)hub(dot)org>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Magnus Hagander <mha(at)sollentuna(dot)net>, pgsql-interfaces(at)hub(dot)org, pgsql-hackers(at)postgreSQL(dot)org
Subject: Re: [HACKERS] Re: SSL patch
Date: 1999-07-24 17:11:03
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-hackerspgsql-interfaces
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(at)hub(dot)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 @ 
primary: scrappy(at)hub(dot)org           secondary: scrappy(at){freebsd|postgresql}.org 

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