许多软件公司明文规定要求用户进行一次副本备份。
Many software companies make an express provision for the user to make one back up copy.
任何成功的备份解决方案都有一个关键要素，即在另一个位置保存重要信息的副本。
The critical element to any successful backup solution is to have a copy of the important information in another location.
当您进行备份后，将其副本放到一个高度可用的文件系统中；否则，部署管理器服务器出现磁盘故障会使这些备份变得不可用。
When you have the backup, place a copy of it in a highly available file system; otherwise, a disk outage on your deployment manager server could make the backups unavailable to you.
可以给备份副本和存档的日志分配多少存储空间？
How much storage space can be allocated for backup copies and archived logs?
通过将ANDDELETE附加到前面的命令，您还可以删除备份副本的实体。
By appending and delete to the previous command, you can also physically delete the backup copies.
此参数会显式指定应备份的概要，从而使脚本文件的任何副本都可以备份所有概要。
This explicitly specifies which profile should be backed up, enabling any copy of the script files to backup any of the profiles.
DB 2从最后一个包含需要恢复的所有表空间的完整副本的备份映像开始，然后应用随后的渐进映射。
DB2 starts at the last backup image that contains complete copies of all table Spaces you are restoring, and then applies subsequent incremental images.
在另外的一些情况下，可能需要生成对象定义的副本作为备份来存储和使用，同时继续修改对象的定义。
In other cases, you might want to make a copy of the object definition to store and use as a backup while you continue to modify the definition of the object.
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。
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.
在您的工作站崩溃时，它可以作为一个备份，并允许其他开发人员更新其本地副本以包含您的变更。
This acts as a backup in case your workstation self-destructs, and it lets other developers update their local copies to include your changes.
DB 2中的备份是一个数据库以及控制信息的副本，可以用于恢复错误事件。
Backup in DB2 is a database copy, together with control information, ready to be restored in the event of a failure.
安全和审计日志、备份、启动盘、档案副本、调试信息，以及很少访问的大对象。
Security and audit logs, backups, boot disks, archival copies, debugging information, rarely accessed large objects.
除了用常规备份软件备份目标数据库外，我还建议再保存一份数据的纯文本副本。
In addition to backing up the target database with your normal backup software, I suggest keeping a second copy of the data in plain text.
在您试图将jdk或sdk的副本从备份安装到缺省位置上的另一个目录中时，需要格外小心。
You need to be careful if you try to install a copy of the JDK or SDK from a backup into a directory different from the default location.
数据库备份可以最小化数据的损失并使您能够使用恢复进程从备份副本中重新构建错误的数据库。
A database backup minimizes data loss and gives you the ability to reconstruct the failed database from the backup copy using the recovery process.
临时变量允许应用程序在本地内存中保留副本，但可以在使用备份副本的情况下重新构建对象。
A transient variable enables the application to keep a copy in local memory, but rebuilds the object if using the backup copy.
首先制作 /opt/ibm/director/proddata/cfgdbcmd.rsp文件的一个备份副本，然后使用您最喜欢的文本编辑器打开它。
Make a backup copy of the /opt/ibm/director/proddata/cfgdbcmd.rsp file first, then use your favorite text editor to open it.
您可以使用备份映射的副本，并将它前滚至删除表之前的某个时间点(时间点恢复)，或者您可以通过exp实用程序恢复逻辑备份。
You can either use a copy of your backup image and roll it forward to the time right before the table was dropped (point-in-time recovery), or you can restore a logical backup through the exp utility.
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.
您当然会使用副本作为备份，且在希望使用一个新程序而又不将操作数据置于风险中时将数据副本用作测试目的。
You would certainly use copies for backup and also for test purposes where you want to try out a new program without putting your operational data at risk.
但是，UNLOAD实用程序可以让您从之前做的备份副本上获取数据，这是一个将有助于您获得历史数据的功能。
But, the UNLOAD utility can let you get data from previously taken backup copies, a feature which will help you to get historical data.
所以，当磁盘写入完成后，可以保证同时在生产和备份副本上完成了写入。
So again, when the disk write completes, it is guaranteed to be both on the production and the backup copy.
管理类由归档和备份副本组组成。
The management classes consist of archive and backup copy groups.
没有发现匹配条目的备份对象被绑定到活动策略集(请参阅归档和备份副本组)中的默认管理类。
Backup objects for which there is no matching entry found are bound to the default management class in the active policy set (see Archive and Backup Copy Groups).
活动备份文件永远都不会到期；只有非活动备份对象才会到期(基于已在基础备份副本组中设置的属性)。
Active backup objects will never expire; only inactive backup objects will expire based on the attributes that have been set in the underlying backup copy group.
如果没有本地副本，则请登录相应服务器，单击“保存至本地”，然后点选备份介质。
If you don't have local copies, login to your respective service and start saving local, then push to the backup medium of your choice.
这些备份对象被绑定到特定管理类，而这些对象的存储则是根据基础备份副本组(请参阅归档和备份副本组)的属性进行的。
These backup objects are bound to a specific management class and are stored according to the attributes of the underlying backup copy group (see Archive and backup copy groups).
这些副本组包含一些至关重要的属性，这些属性控制着某种类型的对象(归档或备份对象)的到期时间。
These copy groups contain the crucial attributes that control the expiration of objects of this type (archive or backup objects).
这些副本组包含一些至关重要的属性，这些属性控制着某种类型的对象(归档或备份对象)的到期时间。
These copy groups contain the crucial attributes that control the expiration of objects of this type (archive or backup objects).
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