强烈建议您在执行最终安装之前备份该存储库。
It's highly advisable to back this up prior to doing the final installation.
在继续之前应该测试数据库备份。
执行逻辑数据库备份，将数据和逻辑定义从数据库提取到一个文件。
Perform logical database backups as they extract data and logical definitions from the database to a file.
关闭数据库，备份所有数据以及所有日志和控制文件。
Shut the database down and back up all data and all log and control files.
运行数据库的脱机备份。
数据库的备份是数据库的副本以及一些控制信息，在出现故障的情况下，可以随时用它进行恢复。
A backup of a database is a database copy, together with control information, ready to be restored in the event of a failure.
离线策略控制备份和恢复命令，以及数据库备份映像的加密和解密。
The offline policy controls backup and restore commands, and the encryption and decryption of database backup images.
脱机数据库的备份单位是整个数据库，而联机备份的备份单位是一些或全部表空间。
The unit of backup for offline database is the entire database, whereas the unit of backup for online backup is some or all table spaces.
您可以在数据库上启用归档日志记录模式，并开始联机备份数据库以及备份数据库中的一组表空间。
You can enable archive logging mode on the database and start taking online backups of the database as well as backups of a set of table Spaces in the database.
备份数据库。
为进行离线数据库备份，需要执行以下步骤。
如果用户在备份完成之前要求访问数据库，您能调整备份策略吗？
Can you adapt your backup strategy if users demand access to the database before a backup completes?
使用多种方法备份数据库，并仔细测试所有备份和恢复场景。
Use more than one method to back up your database, and test all backup and recovery scenarios carefully.
进行节流的实用程序的一个例子是数据库备份。
不过呢，备份版本库才是好的方式，这样你就可以连同项目的历史都能恢复出来。
It is, however, a good idea to back up the repository, so that you will be able to restore the history of the project.
数据库备份完成后，某些重要的文件系统和配置也同样需要备份。
Once databases are backed up, some important filesystems and configurations files need to be backed up as well.
例如，如果执行报告数据库的数据库升级，那么您应该备份数据库并测试还原。
For instance, if you are performing a database upgrade to your reporting database, you should back it up and test the restore.
创建开发数据库的常用方法是，备份生产数据库并在开发服务器上恢复它。
A common means to do this is by backing up the production database and restoring it onto the development server.
对于灾难恢复，建议使用标准的数据库备份和存储过程。
For disaster recovery, standard database backup and restore procedures are advised.
备份在数据库级进行。
信息的备份策略可与数据库的备份策略保持一致。
The backup strategy for the information can be aligned with database backup strategies.
对于数据库，表空间级备份是否就够了，还是需要完整的数据库备份？
For the database, are table space level backups sufficient, or are full database backups necessary?
您可以要求DB 2压缩数据库备份。
打开存档日志时需要执行一次离线全数据库备份。
Turning archive logging on requires an offline full database backup.
我们强烈建议定期备份这些数据库。
We strongly recommended that you regularly back up these databases.
数据库备份压缩(V8 FP4)：通过压缩产生较小的备份映像。
Database backup Compression (V8 FP4) : Compression to result in smaller backup images.
如果数据库处于循环日志记录模式，只允许脱机备份数据库。
If the database is in a circular logging mode, only offline backup of the database is allowed.
离线策略，用于保护数据库备份映像。
An offline policy is used for protecting database backup images.
集中存储库：该活动涉及到了备份存储库，将存储库转移至区域性轴心，以及停止对区域性站点的多种复制。
Centralize repositories: This activity involves backing up repositories, migrating repositories to the regional hub, and stopping multisite replication to the regional site.
进行更改之前，始终对数据库进行备份。
Always make a backup of your database before you make changes.
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