postgresql7.1
select
acs_permission__grant_permission(:object_id,
:user_id,
:privilege);
select
acs_permission__revoke_permission(:object_id,
:user_id,
:privilege);
select count(*)
from dual
where acs_permission__permission_p(:object_id, :user_id, :privilege) =
't'
select acs_object__name(:object_id)