Next, you have to select the image directory where the backup image writes to or restores from, as shown in Figure 1.
接下来，必须选择在其中写入或从其中恢复备份映像的映像目录，如图 1 所示。
The backup obtained from the secondary server cannot be restored with Level 1 or Level 2 backups made on a different server in the cluster.
不能使用在群集中另一台服务器上所做的1级或2级备份恢复从次要服务器获得的备份。
The backup files on Server #1 and #2 will be securely transmitted to the offsite storage server, and the entire distributed backup process will occur on a regular basis without human intervention.
服务器 #1和 #2的备份文件可以安全地传输给离线存储服务器，且整个分布式备份过程将会在无人干预的情况下定期进行。
Friday USES level 2 and since Thursday USES level 1, a lower level, RMAN will backup changes since Thursday.
星期五使用级别2，由于星期四使用级别1——较低的级别，所以RMAN将备份星期四以后的更改。
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。
Figure 1 shows the primary, HDR, and RS secondary nodes and illustrates the steps of an external backup on RSS.
图1显示了主要节点、hdr与rs次要节点，并举例说明了在rss上进行外部备份的步骤。
Numerous repeated tests, found a database that used to take about 6 G disk Spaces to store backup files in IDS 9.21 now it takes only 5 G in IDS 9.40; this saves 1 G of disk space with new IDS.
无数重复实验发现，过去在IDS 9.21中要使用6g磁盘空间存储备份文件的数据库，在IDS 9.40中仅需使用5 G即可；这样，使用新的IDS节省了1 G的磁盘空间。
Perform online backups every 2 weeks (2 weeks = 2 (weeks) * 7 (days) * 24 (hours) = 336 hours) OR if there is not at least 1 backup OR if the log space consumed is greater than 1000 * 4KB.
每两周（2 周 = 2（周） *7（天）*24（小时）= 336 小时）或不少于1 个备份时或所使用的日志空间大于 1000 *4KB 时，执行在线备份。
An incremental backup grabs all changes since the last full backup image (sometimes called a level 1 backup).
增量备份捕捉自上一次完全备份以来的所有变化(有时候也称1级备份)。
He has prolonged the deployment of some 1, 200 National Guard troops along the border, to provide backup for the border Patrol.
他推迟了边境大概1200位国民警卫队的调动，就是为了为边境巡逻提供后援。
The tools catalog database contains all the metadata about the tasks that are scheduled to run on the DB2 UDB server (for example, a backup task scheduled to run every Sunday at 1:00 a.m.).
工具目录数据库包含在DB2UDB服务器上调度运行的所有任务的元数据（比如计划在每个周日早上一点钟运行的备份任务）。
Incremental backups (Level 1 and 2) will have the following backup object names associated with them.
增量备份(1级和2级)将有以下与之关联的备份对象名称。
Figure 1 illustrates the backup processes in db2.
图1解释了DB 2中的备份进程。
Listing 1: Performing a backup of salesdb database through ij.
清单1：通过IJ对salesdb数据库进行备份。
The architecture diagrams you see in Figure 1 and Figure 2 are overviews of the primary components used to provide the backup and recovery for Oracle and DB2.
您在图1和图2中看到的体系结构图对提供Oracle和DB2的备份和恢复的主要组件进行了概述。
Table 1 shows similarities and differences between Oracle and DB2 UDB for offline backup.
表1展示了Oracle和DB 2UDB中脱机备份的相似和不同之处。
A level 1 backup would save all of the files that had changed since the level 0 backup was done.
级备份会保存自从执行0级备份以来更改过的所有文件。
To facilitate the backup on changes only, DB2 UDB provides incremental (level 1) and delta (level 2) backup on top of a full online backup (level 0).
为使仅以更改为依据的备份更轻松，DB 2UDB在完整联机备份(级别0)的基础上又提供了递增式(级别1)和delta备份(级别2)。
When executed, the utility creates two files, vpuserinfo.nsf, which is a backup of the contact list, and vpuserinfo.nsf.log, which is a log file with conversion results (see figure 1).
执行转换时，该实用工具将创建两个文件vpuserinfo.nsf（它是联系人列表的备份）和vpuserinfo.nsf.log（它是包含转换结果的日志文件）（参见图 1）。
An intelligent disk backup (idb) job named "DB2 backup" is created for DB2 and configured to run daily at 1:00 a.m..
为db 2创建一个名为“db 2Backup”的智能化磁盘备份(idb)作业并配置为在每天凌晨一点运行。
For dbspaces, the backup level (for example, level-0, level-1, or level-2) is used here.
对于dbspaces备份，在这里使用的是备份级别(例如，级别0、级别1或级别2)。
That alone should be enough to convince you that, in most circumstances, you should plan and implement a backup strategy before even thinking about tackling RAID-1, 4, or 5.
仅此一点就应该足以让您相信，在大多数情况下，即使是在考虑采用RAID - 1、4和5之前，都应该规划并实施一种备份策略。
On subsequent backups you can use other Numbers (1-9) in place of the 0 to change the level of the backup.
对于后续的备份，您可以使用其他数字(1 -9)来代替0，以改变备份级别。
Cumulative incremental backup on the other hand, backs up all the blocks used since the most recent backup at level n-1 or lower.
另一方面，累积增量备份将备份自最近在级别n - 1或更低级别上进行备份以后使用的所有数据块。
Method 1: Set up the backup node.
方法1：设置备份节点。
Backup your database after migration completion, as shown in step 1 of the Pre-migration section.
迁移完成后，对数据库进行备份，如预迁移一节中的步骤一所示。
Example 1: Restoring a backup taken on RS secondary to create new RS secondary server.
示例1：恢复在RS次要服务器上所做的外部备份以创建新的RS次要服务器。
Table 1: Backup and restore comparison between old and new ids.
表1：旧ids与新ids之间备份和恢复的比较。
If the last backup is a Level-0-Backup, a Level-2-Backup will be the same as a Level-1-Backup.
如果上一次备份是一个0级备份，则2级备份将与1级备份相同。
Only pages that have changed since the last Level-1-Backup will be backed up.
只备份自上一次0级备份后发生更改的页面。
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