Re: Antw: plpgsql function gets wierd with Null parameters

"Gerhard Dieringer" <DieringG@eba-haus.de> writes:
> It's a known bug of plpgsql that if one arg is NULL, all other args
> are also assumed to be NULL.  I think (hope) this will be fixed in a
> future version.

7.1.  It is already fixed in current development sources.

BTW it's not actually plpgsql's fault, but that of the function-call
interface.  The problem appears no matter what programming language
you write the function in.
        regards, tom lane