oracle解锁

--查看锁
select t2.username,t2.sid,t2.serial#,t2.logon_time
from v$locked_object t1,v$session t2
where t1.session_id=t2.sid order by t2.logon_time;

--alter system kill session 'sid,serial#';
--把锁给KILL掉
alter system kill session '321,12481';