--查询死锁的表
select b.owner,b.object_name,a.session_id,a.locked_mode
from v$locked_object a,dba_objects b
where b.object_id = a.object_id
--查询死锁信息
select b.username,b.sid,b.serial#,logon_time
from v$locked_object a,v$session b
where a.session_id = b.sid order by b.logon_time
--杀死进程
alter system kill session 'sid,serial#';
--最终办法
orakill orcl spid -----*注意这个要在服务器运行*