/*根据LS_DELETE_device_0323 的 device_id 更新device的name为LS_DELETE_device_0323 的port_name*/
update device de
set de.name =
(select ls.port_name
from LS_DELETE_device_0323 ls
where ls.device_id is not null
and de.device_id = ls.device_id)
where de.device_id in (select ls.device_id
from LS_DELETE_device_0323 ls
where ls.device_id is not null)
and de.status = 'U';