日韩欧美亚洲 _ 欧美亚洲一区 _ 日本亚洲欧美 _ 亚洲精品欧美 国产白袜脚足J棉袜在线观看_亚洲熟妇av一区二区三区_久久天天躁狠狠躁夜_精品众筹模特私拍在线

單項選擇題

You are maintaining your database in Oracle10g. You want to store the information about the backup of the database in the control file. You issue the following statement:   
SQL>ALTER SYSTEM SET CONTROL_FILE_RECORD_KEEP_TIME=400;   
What is the outcome of this statement? ()

A. The statement will not execute successfully.
B. The statement will execute successfully, and the backups metadata will be maintained in the control file for 400 days
C. The statement will execute successfully, and the backups metadata will be maintained in the recovery catalog for 400 days.
D. Backups will be deleted from the media after 400 days.

微信掃碼免費搜題