Which statement is true while creating subplans using Resour

题目
单选题
Which statement is true while creating subplans using Resource Manager?()
A

 The subplan must belong to the consumer group, SYS_GROUP.

B

 The total CPU usage at any given level must be less than 100%.

C

 The subplans can be used to restrict the degree of parallelism for a user.

D

 You can use a resource plan instead of a consumer group to implement a priority ranking within the plan.

参考答案和解析
正确答案: B
解析: 暂无解析
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