恢复您在步骤9中备份的节点配置。
恢复您在步骤8中备份的部署管理器配置。
Restore the deployment manager configuration you backed up in Step 8.
在下面的例子中，我将演示如何使用JFS2快照来在升级过程中备份和恢复文件系统。
In the following examples, I demonstrate how I used JFS2 snapshots to backup and recover a file system during an upgrade activity.
由于这些原因，理解数据库管理系统中备份和恢复功能的工作原理，并实施经过精心规划的备份策略，就显得至关重要了。
For these reasons, it is critical that you understand how backup and recovery features function for your database management system, and that you have a well-planned backup strategy implemented.
在信息技术中，备份数字数据的过程包括生成数字数据的多个拷贝，以便能够在需要时恢复数据。
In information technology, the process of backing up digital data consists of making multiple copies of the digital data so that the data can be restored whenever there is a need.
日志是高度可配置的，为了安全和备份，日志甚至可以存储到单独的系统中。
Logging is highly configurable, and logs can even be stored on a separate system for security or backup purposes.
高可用性数据库解决方案能够确保，万一数据库方案中某一部分宕机，可无缝切换到备份系统。
A highly available database solution ensures that, should any integral part of your database solution go down, your system would seamlessly fail over to a backup.
应该将日志包括在备份中。
在Oracle中从脱机(冷)备份中恢复。
恢复一组灾难恢复场景中的备份映像。
Restoring a set of backup images as part of a disaster recovery scenario.
DB2中的备份实用程序对数据页进行物理上的复制。
The backup utility in DB2 makes physical copies of the data pages.
它提供了在部署文件中描述的备份实例。
It delivers backup instances described in a deployment file.
从联机(热)备份中恢复。
因此，数据库历史数据存储在一个ASCII文件中，并放在备份镜像中，我们可以从中检索和处理它。
Therefore, the database history is stored in an ASCII file and included in the backup image where we can retrieve and process it.
它提供了在部署文件中描述的备份和删除实例。
It delivers backup and delete instances described in a deployment file.
要在集群中启用备份、归档和还原功能，可执行以下步骤。
To enable backup, archive, and restore functionality in a cluster, follow these steps.
该XML要比清单2中由备份脚本创建的简单的 XML复杂一些。
This XML is a bit more complex than the simple XML in Listing 2 created by the backup script.
当然，环境中整体备份数据量的降低量取决于DAOS存储库中的独特附件。
Of course the amount of reduction in the overall backup data volume in your environment depends on the number of unique attachments in the DAOS repository.
可以从完全或部分备份中还原单独的文件或者目录树。
Single files and directory subtrees may be restored from full or partial backups.
从备份中恢复所有数据文件。
在这种情形中，只备份更改的页面而不是备份整个数据库或表空间会更好一些。
In this case, it would be better to just back up the changed pages instead of the entire database or table Spaces.
而在文件系统备份中，要么是全部恢复，要么一个也不恢复。
表1展示了Oracle和DB 2UDB中脱机备份的相似和不同之处。
Table 1 shows similarities and differences between Oracle and DB2 UDB for offline backup.
如果DAOS已经创建了子目录，那么在备份中维持目录层次结构。
If DAOS has created subdirectories, maintain the directory hierarchy in your backup.
能够从表空间备份映像中重新构建数据库。
The ability to rebuild databases from table space backup images.
如果业务个人数据存储在本地，就必须在备份中包含用户的可写目录。
If business personal data is stored locally, the users' writable directories must be included in the backup.
备份映像中存储的历史可以单独恢复，它包含所有备份和恢复信息。
The history stored in the backup image can be individually restored and it contains all backups and restores information.
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.
要从递增式备份中还原，只需完成以下两步。
To recover from the incremental backup, there are only two steps to follow.
本文将介绍此工具的基础知识，并重点关注混合单元迁移中的各种备份选择。
The basics of the tool are described here with a specific focus on options for mixed cell migration backups.
应用推荐