Re: [GENERAL] ISO week dates

On 2/15/07, Bruce Momjian <bruce@momjian.us> wrote:
> Tom Lane wrote:
> > Bruce Momjian <bruce@momjian.us> writes:
> > > Peter Eisentraut wrote:
> > >> I don't think Oracle even has that.  But personally I'd like to see
> > >> errors for invalid pattern combinations.
> >
> > > What do we do with other invalid pattern combinations in to_char() now?
> >
> > Mostly, we return bogus results :-(.  The formatting.c code in general
> > doesn't seem very robust.
>
> Yep, seems every release I am in there cleaning up some mistake repeated
> multiple times in the code.  It needs a good cleaning.

I'm happy to volunteer to do something about the invalid field
combinations, but I suspect an overhaul of formatting.c is more than I
can currently chew.  I figure it would be a bit misguided of me to put
together a patch for invalid field combinations if somebody is about
to do a rewrite of much of the code?