--查询被锁的表
select b.owner,b.object_name,a.session_id,a.locked_mode from v$locked_object a,dba_objects b where b.object_id = a.object_id;
--查看是哪个session引起的
SELECT DISTINCT b.username,b.sid || ','||b.serial#,logon_time from v$locked_object a,v$session b where a.session_id = b.sid order by b.logon_time;
--杀掉对应进程即解锁
alter system kill session '321,11207';
