Here you can turn on or off automatic updates, set the backup time window and the number of backups to store on the server.
在这里，您可以打开或关闭自动更新，一套备份时间窗口的数量备份存储在服务器上。
This could be due to the fact that your controller had protected cache after an unexpected power loss and your system was without power longer than the battery backup time.
其原因可能是发生意外断电后，系统处于断电状态下的时间长度已超过电池续用时间，控制器已保护高速缓存。
Parallel backups allow the processing of several dbspaces ($ONCONFIG parameter BAR_MAX_BACKUP) simultaneously, thus reducing the overall backup time if the infrastructure is adequate.
并行备份允许同时进行几个dbspaces 备份（由 $ONCONFIG参数 BAR_MAX_BACKUP 控制），如果基础设施够用，那么这样做可缩短总体备份时间。
Some firms backup clients' data on tapes or disk drives, destroying them after a period of time.
一些公司利用磁带或磁盘备份客户数据，在一段时间之后才会将其销毁。
If you choose to have archive logging, and do an online backup and roll forward recovery, you can recover to a point in time or to the end of the logs for the minimum loss of data.
如果您选择使用归档日志记录，并执行联机备份和前滚恢复，那么您可以恢复到数据丢失最少的那个时间点，或者恢复到结束日志的时候。
Finally, online backup images of databases and table Spaces will include the set of log files necessary to restore and recover the backup image to a consistent point in time.
最后，数据库和表空间的在线备份镜像将包括一组日志文件，在将备份镜像恢复到某个一致的时间点时，这些文件是必需的。
Such files are not usually subject to frequent modification, so after an initial backup, you can perform incremental backups without much trouble or time.
那些文件通常不会频繁修改，所以在做了初始备份之后，可以执行增量备份，而不必花很多的精力和时间。
As you increase the number of nodes, sessions, and users, each node spends an increasing amount of effort maintaining backup copies, leaving less time to service user requests.
随着节点、会话和用户数量的增加，每个节点花在维持备份拷贝上的工作量也会增加，从而只留下更少的时间去为用户请求服务。
These tools have the capability to reduce time to back up and recover by aligning backup strategies with outage-related service level agreements (SLAs) to provide faster recovery.
通过使用与中断有关的服务水平协议 (SLA) 来调整备份策略以提供更快的恢复，这些工具能够缩短备份和修复时间。
A whole-system backup is a snapshot of the entire system at a single point in time (known as the archive checkpoint).
全系统备份是某一指定时间点(即归档检查点)上整个系统的快照。
Now, it is time to backup the database from your primary machine and restore it on the standby.
现在，我们可以从主要计算机上备份数据库，并将其还原到备用计算机上。
Additionally, the 80 percent reduction in the data directory footprint can significantly reduce their backup volume, requiring less time for backups to complete.
此外，数据目录占用中80%的降低大大减少了备份的大小，完成备份所需的时间更少。
You need to perform a full offline backup because after changing the logging type, this type of backup is required in order to later be able to perform a restore to point in time.
您需要执行完全离线备份，因为在更改日志记录类型后，为了以后能执行时间点恢复，需要这种类型的备份。
The backup may be an online operation, but the restore is offline and the time that the database is unavailable may be unacceptable given your availability requirements.
备份操作可以在线完成，但恢复操作是离线的，而且其间数据库不能用，如果有可用性要求，那么这种情况是不可接受的。
Includes a high-availability data replication (HDR) feature for disaster recovery and continuous log restore, point-time instance-wide restore, and table-level backup and recovery.
内含高可用性资料抄写 (HDR)功能，以便提供灾难回复与连续记录还原、时间点实例层面还原、表格层次备份及回复。
With online backup, there is a means to roll forward the logs to any specific point in time or to the end of the logs.
利用在线备份，就可以将日志前滚到任何特定的时间点或日志的末尾。
In other words, you cannot roll forward to a specific point in time or to the end of logs from the last full database backup.
换句话说，无法前滚到上次全数据库备份以来的任意时间点或日志的末尾。
The main gain of hot backup is the ability to recover to the point in time where the system last became unavailable.
热备份的主要好处是能够及时还原到系统发生故障的时间点。
RECOVER will do the RESTORE of the most recent backup, followed by a log apply process to bring the table space or database to a specified point in time.
RECOVER会恢复最近的备份，然后执行一个日志应用进程，将表空间或数据库带到一个指定的数据点。
The DB agent communicates with the security server for the policy every time a backup or a restore command is issued with the DB agent.
每次使用DB代理发出备份或恢复命令时，DB代理就会与安全服务器通信以获取策略。
There are DMS-specific locks that prevent incompatible operations from occurring at the same time as a backup, and these are also enforced at the time of the split.
存在特定于DMS的锁可以阻止在备份时发生不相容的操作，而且在分割的时候这些是强制性的。
That's a significant savings in the amount of time required to obtain a backup of the system.
在系统备份方面的时间节省是巨大的。
For example, if the largest dbspace is backed up in parallel to other smaller dbspaces, the complete system backup will take less time.
例如，如果对最大的dbspace和其它较小的dbspace并行地进行备份，则整个系统备份花费的时间更少。
So whatever your particular situation, you should take the time to establish a backup and recovery strategy. Here are some things to consider when you do.
所以不管在什么情况下，都应该花时间建立一个备份和恢复策略。
For a Windows system image, the option -rm-win-swap-hib saves backup and restore time by excluding the swap and hibernation files.
对于Windows系统映像，- rm - win -swap - hib选项非常有助于保存备份和恢复时间，它的做法是排除swap和hibernation文件。
IDS now makes intelligent decisions regarding the ordering of dbspaces during backup and restore processes to achieve maximum parallelism, thus reducing the backup and restore time necessary.
IDS现在可以对备份和恢复过程中dbspace的排序做出明智的决策，以取得最大的并行度，从而减少备份和恢复所需的时间。
To begin, date is set to the current date and time and yields a string like 2009-08-23T12:32:18, which identifies the backup uniquely.
首先，把date设置为当前日期和时间，产生 2009-08-23T12:32:18这样的字符串，它惟一地标识备份。
First, DB2 Merge backup provides an automated backup tool that can dramatically decrease the time required to complete full data backups.
首先，DB 2MergeBackup提供了一个自动备份工具，可以极大地减少完全数据备份所需的时间。
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.
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。
The include logs includes only the logs at the time the online backup command is issued.
includelogs仅包含运行联机备份命令时的日志。
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