> Removing the special-case logic in ExecTypeFromTL yields
>
> regression=# SELECT update_pg_pwd();
> ERROR: getTypeOutputInfo: Cache lookup of type 0 failed
Wouldn't it be nice to make this a feature that allows
stored procedures (void update_pg_pwd ()) ? Correctly register
this function to not return anything ? This is what the 0 is actually
supposed to mean here, no ? Such a proc would need a fmgr, that generates
an empty resultset.
Andreas
