80.Which two statements regarding a SQL profile are true? (Choose two.)
A. It is built by Automatic Tuning Optimizer.
B. It cannot be stored persistently in the data dictionary.
C. It can be used by the query optimizer automatically.
D. It can be created manually by using the CREATE PROFILE command.
Answer: AC
参考:
http://docs.oracle.com/cd/E11882_01/server.112/e41573/sql_tune.htm#PFGRF94873
有关SQL配置文件哪两个语句是正确的?
它由自动调优优化器所创建。
它可被查询优化器自动使用。
Create Profile命令创建的是用户的资源和密码配置文件,而非用于性能优化的SQL Profile。
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