We can use him as a backup if one of the other players drops out.
如果有参赛者退出，我们可以用他作为替补。
In most cases, the database system itself will provide one or more backup and restore mechanisms as part of the product.
大多数情况下，数据库系统本身将提供一种或多种备份与恢复机制，作为产品的组成部分。
As always, keep backups of all the files you change and have at least one system backup image in case the worst happens.
永远记住要备份您所修改过的所有文件，为了防止最坏的情况发生，您还需要有至少一个系统备份的映像。
Because this book is so important, remember to keep at least one backup of it.
因为这本手册如此重要，所以请记得至少要保存一个备份。
If there is a failure, the database server can move from one machine to a backup system.
如果出现故障，数据库服务器可以从一台机器转移到一个备份系统。
One example of throttling utility is the database backup.
进行节流的实用程序的一个例子是数据库备份。
This online backup and file synchronization service seems to be a popular one among freelancers, particularly our readers.
这个在线备份和文件同步服务，在自由作家特别是我们的读者中似乎是最流行的一个。
By doing so, a database backup image encrypted by one DB agent and managed by one security server, can be restored to another DB agent managed by another security server.
在导入之后，由一个DB代理加密并由一个安全服务器管理的数据库备份映像可以恢复到由另一个安全服务器管理的另一个db代理。
As we've outlined in this article, the DB2 BACKUP utility was designed with one thing in mind: performance.
在文中我们已提出，设计DB 2备份实用程序时需要一直牢记一件事：性能。
Then restore the latest clean database backup and the subsequent log backups, including the one taken in above step.
然后还原最近的干净的数据库备份和随后的日志备份,包含上一步做的日志备份.
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。
These tools are used for moving data from one IDS instance to another and to keep a backup of the data as flat files.
这些工具用于将数据从一个IDS实例移动到另一个实例，并保存扁平文件格式的数据备份。
During one of the steps of the scenario, you perform a full offline backup of the database after changing the logging option.
在该场景的某一个步骤中，您在更改了日志记录选项后，对数据库执行完全离线备份。
You can find one of those backup copies and reactivate it.
因为可以在这些备份拷贝中找到一个，并重新激活它。
If you wish, you can list multiple LDAP server replicas by IP address or hostname, and the application servers will automatically failover to one of the backup servers if the primary fails.
如果愿意，您可以按IP地址或主机名列出多个LDAP服务器副本，并且应用服务器将在主服务器失败时自动切换到备用服务器。
This article discusses one of the most powerful backup improvements for data warehouses - incremental backup.
本文讨论对数据仓库的最大备份改进之一——增量备份。
A full backup — in other words, one where you copy all of the files from your system — would obviously capture everything, but it can be an expensive way of backing up your information.
完全备份，即复制系统中所有的文件，很明显这样做可以保存所有的信息，但这可能是一种代价很大的信息备份方式。
To go back to a state before one of your many nodes was migrated, you would need a backup of your deployment manager from just before it was migrated.
要返回迁移第一个节点之前的状态，则需要在开始迁移部署管理器之前对部署管理器进行备份。
This is different than the strategy shown in Figure 1, which requires you to have only one full backup, one incremental, and logs.
这与图1 所示的策略不同，它仅需要一个完整的备份、一个增量备份和日志。
Onboard battery-powered computer controls allow the kites to land themselves during extreme weather conditions, or if the tether is severed, and multiple motors provide a backup if one motor fails.
使用电池供电的电脑来控制使风筝飞行姿态，在极端天气条件下或者是系绳出现问题时通过电机来控制，同时配有多台电动机提供备用。
This results in the backup of the queue files being slightly out of sync from the backup of the log files, and the possibility that one or more of the files will be corrupted.
结果就是队列文件的备份与日志文件的备份存在些许的不同步现象，可能会有一个或多个文件被破坏。
One advantage is that performing an external backup using shadow copies in the secondary server doesn't require any special hardware.
一个好处是，使用次要服务器中的卷影拷贝(shadow copy)来执行外部备份不需要任何特殊硬件。
To move the backup from one server to another server, follow these steps
要将备份从一台服务器移动到另一台服务器，可执行以下步骤
Paragon supports Microsoft Volume Shadow Services for real-time backup, and it can restore multiple partitions and disks in one shot following colossal hard drive failure.
Paragon支持微软的实时备份卷影服务，它一次可以恢复多个分区和磁盘上大的硬盘驱动器故障。
Adding additional copies for greater scalability is as simple as restoring a backup from one of the copies and allowing the Gridscale to synchronize the new system with the other copies.
要增加更多的副本以取得更大的可伸缩性，只需从一个副本恢复一个备份，并允许Gridscale将新的系统与其他副本同步。
Jeff has a post on his blog on why and how one should backup his content, a post dated January 2008, where he concludes.
在Jeff的博客上，他写了一篇为什么人们需要备份内容以及如何进行该项工作的文章，2008年一月发布的，在其中他做出了以下结论？
In this exercise setup, since we only have one Resource Manager, replace icmnlsdb with RMDB to perform online backup for Resource Manager database.
在练习中，由于我们只有一个资源管理器，因而将icmnlsdb替换为rmdb，为资源管理器执行联机备份。
For an overall comparisons, the following table show how they fare with one another in backup and restore space.
为了进行总体的对比，下面的表对比MySQL和DB 2Express - c在备份和恢复方面的差异。
For example, the Saturday backup would include six days' worth of work versus just one day for the Monday backup.
例如，Saturday备份可能包含6天的更改，而Monday备份仅包含一天的更改。
One of the best ways to make this happen is to build out the intended configuration on one node, make a mksysb backup, and use that to build out all subsequent nodes.
为此，一个最好的方法是在一个节点上构建目标配置，执行一个mksysb备份，然后使用该备份构建所有后续节点。
应用推荐