Re: New version numbering practices

I wrote:
> I've pushed this with minor additional twiddling. We can work on the
> "UI issues" you mentioned at leisure. One that I noted is that psql's
> version-mismatch-warning messages aren't two-part-version aware, and
> will print "10.0" where they should say "10". Probably that fix should
> get back-patched, so that older psql branches will do the right thing
> if possible.

Attached is a WIP patch for that. I've only fixed psql/command.c
so far, but I put the support logic into fe_utils since we're going
to need it in some other places too (pg_dump at least). Any objections
to this general approach?

regards, tom lane