Make sure you have completed all backup steps, including backup of the syscdr database.
确保完成所有备份步骤，包括备份syscdr数据库。
Of course, all backups are recoverable, but does this backup complete successfully each time?
当然，所有备份都是可恢复的，但是备份每次都成功完成了吗？
Use more than one method to back up your database, and test all backup and recovery scenarios carefully.
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。
Backup server (buserver) - Maintains backup database to administer all backup operations on the database servers.
备份服务器(buserver)—负责维护备份数据库，以管理数据库服务器上的所有备份操作。
You should see all the services come up on the backup machine in under a minute.
在不到一分钟之内，您应该就会看到在备份机器上所有的服务都启动起来。
Therefore, any pathname specified for the backup location must be accessible on all partitions.
因此，所有分区上为备份位置指定的任何路径名都必须是可访问的。
If the queue manager is ever restored from the backup, the impact to all those applications is unpredictable at best.
万一要从备份中恢复队列管理器，对所有那些应用程序的影响在最好的情况下也是不可预测的。
Be aware that if you decide to use circular logging and offline recovery as your backup strategy, all transactions after the last offline backup will be lost.
注意，如果决定使用循环日志记录和脱机恢复作为您的备份策略，那么最后一次脱机备份以后的所有事务都将丢失。
Full backup — Backs up the full database, including all file groups and transaction logs.
完全备份——备份整个数据库，包括所有的文件组合事务日志。
To create a backup version of all of your data and any configuration information, follow the steps for Planning your upgrade.
按照规划您的升级上面的步骤，来创建所有数据以及配置信息的备份版本。
Practice a restore so you know how long it takes and where to find all relevant pieces such as backup images and logs.
尝试执行一次恢复，了解所需的时间以及从哪里找到所有相关的部分，比如备份映像和日志。
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.
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。
As far as Resource Manager and Library Server databases are concerned, once you have a baseline backup and all logs are intact, there is a guarantee that there will be no loss of data.
只要涉及到资源管理器和库服务器数据库，一旦有了一次原始备份，并且所有日志均完好无损，即可保证不损失任何数据。
Offline backup is the backup of all the physical database files after a normal database shutdown.
脱机备份是正常关闭数据库之后，对所有物理数据库文件执行的备份。
You should back up files regularly-and keeping all your files in one place helps make backup a snap.
你应当定期备份文件—把所有文件保存在一个地方令文件备份易如反掌。
Incremental backup is a backup of all of the data that has changed since the last full database backup.
增量备份就是对最近一次数据库全备份以来所有修改了的数据进行备份。
Replica shards are backup copies of all the data in the primary shard, and their main purpose is to recover from a primary shard failure to provide high availability.
复制碎片是主碎片中所有数据的备份副本，它们的主要目的是从主碎片失败中恢复，提供高可用性。
Subsequent backup images do not need to contain all of the table spaces you are restoring.
随后的备份映射不需要包含正在恢复的所有表空间。
For the first Sunday, a base level 0 backup is taken, all data blocks are copied.
对于第一个星期天，采用基本级别0备份来复制所有数据块。
Offline backup requires that all applications disconnect from the database, whereas online backup allows transactions to carry on while backup is in progress.
脱机备份要求所有应用程序断开与数据库的连接，联机备份允许在备份的过程中继续执行事务。
Figure 3 shows how recovery requires a full backup image, the last incremental backup, all delta backups since the last incremental backup, and the logs.
图3显示了恢复如何使用完整的备份映像、最后的增量备份、上一次增量备份之后的所有增量备份和日志。
An incremental backup is a backup of all changes since the most recent successful, full backup.
增量备份是最近一次成功的全备份以来的所有修改的备份。
For a delta backup, you need to maintain all the backups taken since the last full backup in order to be able to reconstruct the data.
对于差异备份，需要维护自上次完全备份以来采取的所有备份，以便能够重构数据。
Restore a full backup, replay the logs of all transactions since the backup, and your recovery is complete.
要恢复完整的备份，重播备份之后的所有事务的日志，该过程结束之后恢复就完成了。
An incremental backup is a backup of all changes since the most recent, successful, full backup.
增量备份是自最近成功的完全备份以来所有更改的备份。
Friday USES level 2. RMAN will backup all changes since Thursday.
星期五使用级别2。rman将备份星期四以后做的所有更改。
If you make sure to backup all your files on an external hard drive or online storage system, you'll never have to worry about losing your notes at the last minute.
如果你在你的硬盘或网盘上备份所有的文件，你永远不必担心在最后一刻失去你的笔记。
It becomes possible to send traffic to production, development, and backup networks all through the same piece of wire.
有可能通过相同线路向生产、开发和备份网络发送通信流。
If the backup is taken online, you require the logs of all transactions that transpired while the backup was taking place.
如果让备份上线，则需要在备份发生时发出的所有事务的日志。
If the backup is taken online, you require the logs of all transactions that transpired while the backup was taking place.
如果让备份上线，则需要在备份发生时发出的所有事务的日志。
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