Backup and recovery of databases are often not considered seriously until vital data is lost.
通常，只有在丢失重要数据时，才会认真考虑数据库的备份和恢复。
Backup, archive, or restore data.
备份，档案，或者存储数据。
Backup and restore capabilities are key to ensuring data recoverability for any database management system.
对于任何数据库管理系统来说，备份和恢复功能是确保数据可恢复性的关键。
Session data must be replicated quickly as a form of backup.
会话数据必须以备份的形式迅速进行复制。
Any backup software or service can access this as it would any other data on the running instance.
任何备份软件或服务都可以访问这些数据，就好比访问运行实例上的任意其他数据一样。
Secure online backup services save your data offsite should anything happen to your home.
安全的在线备份服务保存您的数据离线你家可能发生的任何事情。
IBM CE to restore the managed systems profile data from the previous backup.
IBMCE从以前的备份恢复管理的系统配置文件数据。
Note that using online backup itself doesn't guarantee that you will not lose data.
注意，使用联机备份本身无法保证您不丢失数据。
Application data backup API - allows backing up application data to the cloud.
应用数据备份api——可以将应用数据备份到云中。
RMAN will backup all data blocks that have ever been in use in database.
RMAN将备份已经在数据库中使用的所有数据块。
Note, the more frequently you take a backup, the less data will be lost.
注意，如果非常频繁地进行备份，数据丢失的可能性就会比较小。
A: Do we have a data backup system?
我们有数据备份系统吗？
This identified critical data is then eligible for the backup process.
然后，应该对识别出的关键数据进行备份。
Once the data backup is completed, the data can be exported.
完成数据备份之后，可以导出数据。
Data structures used for backup and recovery.
用于备份和恢复的数据结构。
Copy all data files, control files and online redo logs file to backup media.
将所有数据文件、控制文件和联机重做日志文件复制到备份媒介。
To restore database data from a previous backup, follow these steps.
按以下步骤从以前的备份恢复数据库数据。
Recovering from a situation where there is no data file backup.
从没有数据文件备份的情形中恢复。
Using rsync to store backup data
使用rsync存储备份数据
Using tar to store backup data.
使用tar存储备份数据。
Select Full backup - back up all data for backup type (Figure 10).
选择Fullbackup—backupalldata作为backuptype(图10)。
The backup utility compresses the data before hitting the disk, in the buffer.
备份实用程序在到达磁盘之前在缓冲区中压缩数据。
Using storage on another machine means that the backup data is basically online and available.
使用另一台计算机进行存储则意味着备份数据基本上是联机的和可用的。
Restore data from online backup.
从联机备份还原数据。
Another noted advantage of online data storage is data backup.
另一名专家指出，利用在线数据存储数据备份。
System and data backup and recovery controls.
系统和数据备份和恢复控制。
Data backup and disaster tolerance is very important for pivotal systems.
容灾备份对于重要系统具有不可替代的重要性。
Do we have a data backup system?
我们有数据备份系统吗？
The data backup is the key factor of the data safety.
数据备份是图书馆数据安全的关键因素。
新增资料备份功能！
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