问题:
You issue this SQL statement:
ALTER DATABASE RENAME FILE ’/ORADATA/u02/user_data01.dbf’ TO
’/ORADATA/u04/user_data01.dbf’;
What does this SQL statement do?()
A . It updates the control file with the new location of the data file.
B . It updates only the data dictionary with the new location of the data file.
C . It changes the location of the user_data01.dbf file in the operating system.
D . It changes the location of the user_data01.dbf file in the operating system and updates the control file with the new location of the data file.
You issue this SQL statement:
ALTER DATABASE RENAME FILE ’/ORADATA/u02/user_data01.dbf’ TO
’/ORADATA/u04/user_data01.dbf’;
What does this SQL statement do?()
● 参考解析
本题暂无解析