oracle 查询死锁

--查询死锁
select sess.sid,
sess.serial#,
lo.oracle_username,
lo.os_user_name,

ao.object_name,
lo.locked_mode
from v$locked_object lo,
dba_objects ao,
v$session sess
where ao.object_id = lo.object_id and lo.session_id = sess.sid;

select * from v$session t1, v$locked_object t2 where t1.sid = t2.SESSION_ID;
select * from tran_bond_detail;

--杀掉死锁
alter system kill session 'sid,serial';