I wrote:
> I think we're about ready to go, except for cutting down
> AdjustUpgrade.pm to make versions to put in the back branches.
Hmmm ... so upon trying to test in the back branches, I soon
discovered that PostgreSQL/Version.pm isn't there before v15.
I don't see a good reason why we couldn't back-patch it, though.
Any objections?
regards, tom lane