oracle8.1.6
update auth_driver_params
set value = empty_clob()
where authority_id = :authority_id
and impl_id = :impl_id
and key = :parameter
returning value into :1
insert into auth_driver_params (authority_id, impl_id, key, value)
values (:authority_id, :impl_id, :parameter, empty_clob())
returning value into :1