//查询那些对象被锁
select object_name,machine,s.sid,s.serial#
from v$locked_object l,dba_objects o ,v$session s
where l.object_id = o.object_id and l.session_id=s.sid;
//杀死进程
alter system kill session ‘sid,serial#‘;
原文：https://www.cnblogs.com/lijianan/p/10172437.html