--
-- acs_privilege__add_child/2
--
create or replace function acs_privilege__add_child(
  character varying,
  character varying
) returns int4 as $$

declare
  add_child__privilege              alias for $1;  
  add_child__child_privilege        alias for $2;  
begin
    insert into acs_privilege_hierarchy
     (privilege, child_privilege)
    values
     (add_child__privilege, add_child__child_privilege);

    return 0; 
end;$$ language plpgsql;