> > There are no such libraries. I keep hearing ICU, but that is much too
> > bloated.
>
> At least it is kind of "standard" and also something what will be
> maintained for foreseeable future, it also has a compatible license and
> is available on all platforms of interest to postgresql.
And it is used for DB/2 and Informix, so it must be quite feature complete
for DB relevant stuff.
Andreas