--查出全部被鎖住的表 select b.owner TABLEOWNER, b.object_name TABLENAME, c.OSUSER LOCKBY,session
c.USERNAME LOGINID, c.sid SID, c.SERIAL# SERIAL from v$locked_object a,dba_objects b, v$session c where b.object_id = a.object_id AND a.SESSION_ID =c.sid;io
--經過SID, SERIAL解鎖 --alter system kill session 'SID, SERIAL';object