--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';