查看数据库内产生了哪些锁

ora-ooo54 资源正忙 但指定以 NOWAIT 方式获取资源, 或者超时失效

查看数据库内产生了哪些锁
select t2.username,t2.sid,t2.serial#,t2.logon_time
from v$locked_object t1,v$session t2
where t1.session_id=t2.sid order by t2.logon_time;
杀掉进程
alter system kill session '339,13545';