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

declare
  remove_child__privilege              alias for $1;  
  remove_child__child_privilege        alias for $2;  
begin
    delete from acs_privilege_hierarchy
    where privilege = remove_child__privilege
    and child_privilege = remove_child__child_privilege;

    return 0; 
end;$$ language plpgsql;