为文件创建一个副本或备份是一种不错的做法。

Making a copy or backup of files is considered good practice.

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使用备份副本恢复数据库。

Restore the database using the backup copy.

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作为一名DBA，业务规则通常会决定您应该保留备份副本的时间长度。

As a DBA, business rules will usually dictate how long you should keep backup copies.

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从这点考虑，就需要对目前没有副本的硬盘信息进行备份。

At this point, back up any information on your hard disk that you do not have a current copy of.

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单击Restore图标还原应用程序的备份或归档的副本。

Click the restore icon to restore a backup or archived copy of the application.

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创建plugin_customization . ini文件的副本作为备份。

Create a copy of the plugin_customization.ini file for backup.

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每个数据库的备份副本将存储在 中。

The backup copy of each database will be stored in the .

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建立banner . jsp文件的备份副本。

Make a back-up copy of the banner.jsp file.

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保存login . css文件的备份副本。

Make a backup copy of the login.css file.

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保存这些个人文件夹文件的备份副本。

Save backup copies of these personal folders files.

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备份startup - um . bat文件：在LifecycleManagerbin目录中制作一个文件副本。

Backup the startup-um.bat file by making a copy of it in the Lifecycle Manager bin directory.

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备份是数据的一个副本。

A backup is a copy of data.

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将此密码写入可移动磁盘(软盘)中并创建一个备份副本。

Write this password to a removable (floppy) disk and create a backup copy.

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压缩的备份只对备份集有效，对映像副本无效。

Compressed backups work only with backup sets, not image copies.

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压缩的备份只对备份集有效，对映像副本无效。

Compressed backups work only with backup sets, not image copies.

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