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原创 Linux操作系统 作者:jbymy2000 时间:2012-03-07 20:05:10 0 删除 编辑
83. For the V$SESSION_LONGOPS view, you find that some of the databas
e users have long-running queries that consume a lot of CPU time. Thi
s causes performance problems for other users in the database, who ha
ve much shorter queries. You would like to make sure that the users w
ith large queries do not use all the CPU time, but you still do not w
ant to terminate them with an error message. Which method would you f
ollow to achieve this?
A. Set the CPU time per call in the users profile.
B. Set the CPU time per session in the users profile.
C. Set the CPU levels for the user's group using Resource Manager.
D. Set the TIMED_STATISTICS parameter to TRUE in the parameter file.
Answer: C
resource manager精细到user group

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