备份文件。
Shut the database down and back up all data and all log and control files.
关闭数据库,备份所有数据以及所有日志和控制文件。
Obvious choices are to back up the files to a traditional medium, such as tape.
显而易见的选择是将文件备份到传统媒介,如磁带。
Other important files to back up.
其他要备份的重要文件。
Do you know how I can do back up my computer files?
你好知道我怎么做才能备份电脑文件吗?
Make sure you back up your files.
一定要备份你的文件。
It is extremely important to back up your files before beginning the upgrade.
开始升级之前,备份你的文件非常重要。
It is extremely important to back up your files before beginning the upgrade.
开始升级之前,备份你的文件非常重要。
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