Oracle查询锁住的表语句

1.select object_name,machine,s.sid,s.serial#
from vlockedobjectl,dbaobjectso,vsession s
where l.object_id　=　o.object_id and l.session_id=s.sid;

2.下面的语句用来杀死一个进程：

(其中24,111分别是上面查询出的sid,serial#)
alter system kill session ‘24,111’;