Robert Haas <robertmhaas(at)gmail(dot)com> writes:
> On Tue, Feb 15, 2011 at 10:42 AM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>> I don't see any reason that the old version of the function couldn't be
>> dropped in the upgrade script. It's not likely anything would be
>> depending on it, is it?
> I don't see much point in taking the risk.
What risk? And at least we'd be trying to do it cleanly, in a manner
that should work for at least 99% of users. AFAICT, Heikki's proposal
is "break it for everyone, and damn the torpedoes".
regards, tom lane