Re: [HACKERS] A small problem with the new inet and cidr types

>     Not  calling  a  function  if  one of it's arguments is NULL?
>     Isn't NULL a legal value?
> 
>     I know that the function manager interface is  damned  stupid
>     in  the  case of NULL's. Some of the interface functions pass
>     isNull as in/out value and some do not. And the in value only
>     tells if any of the arguments are NULL, not which of them. It
>     hit me when building PL/pgSQL and PL/Tcl.
> 
>     Let's redesign the function call interface  and  define  that
>     any  function  has  to handle NULL arguments properly. Yes, I
>     know what that means :-).
> 

Added to TODO list:
* redesign the function call interface to handle NULLs better


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