"Florian G. Pflug" <fgp(at)phlo(dot)org> writes:
> I faintly remember that I once stumbled upon a way to declare variadic
> functions (functions that take a variable number of arguments) in plpgsql -
> but I just searched the docs and can't find any reference to variadic
> functions.
Nope. You can sort of kluge around this at the C level (by making
multiple pg_proc entries pointing at the same C function), but there's
no such capability in any PL language.
regards, tom lane