"Jim C. Nasby" <jim(at)nasby(dot)net> writes:
> I'd rather have the ugly solution sooner rather than the elegant one
> later (if ever).
The trouble with that is that we couldn't ever get rid of it, and we'd
be stuck with backward-compatibility concerns with the first (over
simplified) design. It's important to get it right the first time,
at least for stuff that you know perfectly well is going to end up
embedded in application code.
regards, tom lane