（单选题）
You issued the following statement： SQL> ALTER DATABASE BACKUP CONTROLFILE TO TRACE； What will be the result of issuing the statement？（）
A The control file will be multiplexed.
B The control file will be recreated.
CThe script containing the CREATE CONTROLFILE statement will be created.
D The binary backup of the control file will be created.
正确答案
答案解析
略
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