The dramatic growth in practical applications for machine learning over the last ten years has been accompanied by many important developments in the underlying algorithms and techniques. For example, Bayesian methods have grown from a specialist ni
一些ORACLE中的进程被杀掉后，状态被置为killed，但是锁定的资源很长时间不释放，有时实在没办法，只好重启数据库。现在提供一种方法解决这种问题，那是在ORACLE中杀不掉的，在OS一级再杀。
1.下面的语句用来查询哪些对象被锁：
select object_name，machine，s.sid，s.serial#
from v$locked_object l，dba_objects o ，v$session s
where l.object_id = o.objec
