Which two statements regarding a SQL profile are true？（）<br>A: It is built by Automatic Tuning Optimizer.<br>B: It cannot be stored persistently in the data dictionary.<br>C: It can be used by the query optimizer automatically.<br>D: It can be created manually by using the CREATE PROFILE command.

Which two statements regarding a SQL profile are true？（）
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.

出自：Oracle认证

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