首先，需要创建备份(复制的)文件系统。
默认情况下，RMAN在磁盘上创建备份。
在下一个面板中(图4)指定应该在何处创建备份目录。
On the next panel (Figure 4), specify where the backup directory should be created.
单击“完成”时，向导将为您的系统创建备份。
When you click Finish, the wizard creates a backup of your system files.
在调用备份实用程序时指定的目标位置上，创建备份映像。
Backup images are created at the target location specified when you invoke the backup utility. The location can be.
离线备份实现起来要简单得多，但要求停止应用程序才能创建备份。
Offline backups, much simpler to implement, requires that the application be stopped to create a backup.
还可以使用brdb6brt工具在一步中创建备份和生成恢复脚本。
You can also use the brdb6brt tool to create a backup and generate the restore script in one step.
因此，如果您在这两个操作系统的某一个中运行V4，则必须手动创建备份目录。
Therefore, if you are running V4 on either of these two operating systems, you must manually create the backup directory.
请参阅可靠实践文档：TM1备份和恢复指南，了解为 TM1 数据创建备份的更多细节。
Please refer to the Proven Practice Document: TM1 Backup and Recovery Guide for further details on creating a backup for TM1 Data.
您可以创建备份作业，以便通知计算机备份文件的方式、时间以及保存备份的位置。
A backup job can be created which tells your computer how, when and where to backup your files.
在进行任何更改之前，创建备份环境然后在还原的操作环境中测试来验证备份是否损坏至关重要。
Before any changes are made, it is vital that a backup of the environment is created and then tested in a restore operation somewhere to verify the backup is not somehow corrupt.
我们查看一个名为arc的简单脚本，该脚本支持从Linux的shell提示符创建备份快照。
Let's examine a handy script called arc, which will allow us to create backup snapshots from a Linux shell prompt.
例如，假设您在迁移第四个联合节点之前未创建备份，但还是继续执行迁移和其他系统更改。
For example, suppose that you do not produce a backup before migrating your fourth federated node, but you continue to perform migrations and other system changes.
有许多向导(如图5所示)可以帮助DB 2DBA执行常见的任务，比如创建备份数据库映像和恢复以前的映像。
There are many wizards, as shown in Figure 5, to help new DB2 DBAs to perform common tasks, such as creating a backup database image and restoring previous images.
WindowsAzure存储Azure存储得到了改善，具备了透明复制功能，这会为属于同一区域的blob和表在不同位置创建备份。
Windows Azure Storage. Azure Storage is now enhanced with transparent replication which creates backups of blobs and tables in different locations belonging to the same region.
例如，作为管理员，您可以使用这个空间来创建快速备份，或对现有的数据进行压缩而无需为达到该目的使用辅助文件系统。
For example, as an administrator, you could use the space to create a quick backup, or to compress existing data without having to use a secondary file system for the purpose.
一般的经验法则是一定要在更新之前创建一个备份。
The general rule of thumb is to always create a backup before beginning.
服务器模式非常适合创建中心备份服务器或项目存储库。
Server mode is ideal for creating a central backup server or project repository.
很多情况下，基于日期的简单命名方案并不能满足需要，因为随着创建的备份越来越多，这些名称将变得十分模糊，令人难以区分。
More than likely, a simple date-based naming scheme will not be sufficient, as these names will become too vague and unclear as more backups are created.
可以将从非自动存储数据库创建的备份镜像恢复到自动存储数据库系统，但是反之则不行。
You can restore a backup image taken from a non-automatic storage database into an automatic storage database system, but not the opposite.
这可能是创建系统备份的一种灵活方法，而且不需要物理介质。
This can be a flexible way to make system backups without the need for physical media.
对于DB2UDB，每个备份都将创建一个时间戳。
使用比较工具比较您创建的备份和新创建的文件，并手动进行要从以前手动更改中恢复期望功能所需要的任何更改。
Use a comparison tool to compare the backup you created and the newly created file, and manually make any changes required to restore the desired functionality from the previous manual changes.
相反，在新备份中创建一个指向现有备份中同一文件的硬链接。
Instead, create a hard link from the new backup to the same file in the existing backup.
创建上一个备份映像以来的事务都会丢失。
Subsequent transaction since the last backup image will be lost.
可以将32位系统上创建的备份镜像恢复到64位系统，但是反之则不行。
You can restore a backup image taken on a 32 bit level system into a 64 bit level, but not the opposite.
创建合并备份速度更快，因此您可以根据需要计划定期(比如每隔一天)执行完全合并备份，如图4所示。
Creating a full merged backup is faster, so you can afford to schedule a full merged backup as often as necessary, such as every other day, as shown in Figure 4.
必须将创建系统备份映像设置为yes。
做一个初始备份以创建基准线。
做一个初始备份以创建基准线。
应用推荐