554.Which is not a valid way of backing up a control file?
A. Backing up the control file to trace
B. Copying the existing control file of the database to the backup location during a hot backup
C. Copying the existing control file of the database to the backup location during a cold backup
D. Creating a backup control file
E. Using the create controlfile command
Answer: B
热备时,SCN等信息是随时在变动的
来自 “ ITPUB博客 ” ,链接:https://blog.itpub.net/8520577/viewspace-2074523/
,如需转载,请注明出处,否则将追究法律责任。