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--找出所有被锁的对象，定位出哪个回话占用
select l.session_id,o.owner,o.object_name from v$locked_object l,dba_objects o where l.object_id=o.object_id;
--所有导致锁的session
select t2.username,t2.sid,t2.serial#,t2.logon_time from v$locked_object t1,v$session t2 where t1.session_id=t2.sid order by t2.logon_time;
--kill 所有占用资源的会话
alter system kill session ‘sid,serial#‘;
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原文地址：http://www.cnblogs.com/Sunnor/p/4600356.html
