查询是否锁表:
select p.spid, a.sid, a.serial#, c.object_name, b.session_id, b.oracle_username, b.os_user_name from v$process p, v$session a, v$locked_object b, all_objects c where p.addr = a.paddr and a.process = b.process and c.object_id = b.object_id;
解锁:
alter system kill session 'sid,serial#';