incremental backup

The current backup strategy could be classified in several aspects: complete backup and incremental backup;

对于已有的备份技术，从备份策略上看，可以分为完全备份和增量备份；

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Incremental backup is a backup of all of the data that has changed since the last full database backup.

增量备份就是对最近一次数据库全备份以来所有修改了的数据进行备份。

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An incremental backup cannot be performed when circular logging is enabled.

当循环记录启用后就无法运行增量备份。

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The diagram below illustrates the concept of differential incremental backup.

下图阐述了差异增量备份的概念。

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The way of quick data recover uses the method of differential copy while disk-based incremental backup technique is used to realize data update.

数据更新采用对基于磁盘块的增量备份进行写重放来实现。

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From this figure you can see that an incremental backup is really based on the last full backup.

从这个图中可以看到，增量备份实际上是以上一次的完全备份为基础。

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Differential incremental backup backs up all blocks changed after the most recent backup at level n or lower.

差异增量备份用来在级别n或更低级别上备份最近备份后更改的所有块。

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The steps below show you how to do an incremental backup and restore.

下面的步骤向您展示了如何执行增量备份和恢复。

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The following example shows how you would enable incremental backup for the SAMPLE database

下面的例子显示了如何为SAMPLE启用增量备份

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And solve the problems of data transmission, through data incremental backup and transformation of heterogeneous data formats.

同时利用数据增量备份和通过数据映射转化异构数据格式的方法，解决数据传输的问题。

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To use incremental backup or automate the online backup, Oracle recommends Recovery Manager to be used.

要使用增量备份或自动化联机备份，Oracle建议使用Recovery Manager。

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For Tuesday to saturday, repeat the incremental backup process.

从星期二到星期六，可以重复增量备份过程。

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Note that you can restore either a full backup manually, apply the Saturday incremental backup image and roll forward.

注意，您可以手动恢复完全备份，应用星期六的增量备份映像并进行前滚。

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Incremental backup means that only changes are backed up.

增量备份意味着仅对更改进行备份。

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Incremental backup of changed data from device to desktop computer.

将改动过的数据从设备增量备份到桌面计算机上。

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Research on Distributed Data Full Backup and Incremental Backup of File System

文件系统的分布式全备份与递增备份研究

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This is because as the days progress the incremental backup contains more changed pages.

这是因为随着时间的推移，增量备份包含越来越多的更改页。

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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。

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At same time, this module provides flexible backup and recovery strategies for users of the system, including full backup and incremental backup.

同时为系统用户提供灵活的备份恢复策略，包括全备份和增量备份，备份周期、备份时间以及备份文件的存放位置都可由用户自行设置。

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For this reason, DB2 introduced incremental backup& a way to save only the changes made since the last backup.

为此，DB2引入了增量备份&它仅保存最后的备份之后的更改。

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Incremental backup: Both DB2 and IDS supports incremental backup.

增量备份：DB2和IDS都支持增量备份。

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If nothing changes on the page, the incremental backup skips it.

如果一个页面未发生任何更改，增量备份就会跳过它。

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An interesting feature of dump is its built-in incremental backup functionality.

dump的一个有趣特性是其内置的增量备份功能。

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To specify whether incremental backup is enabled for a database, you use the TRACKMOD configuration parameter.

要指定是否对数据库启用增量备份，需要使用TRACKMOD配置参数。

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Online Incremental Backup in OSCAR Engineering DBMS

工程数据库管理系统OSCAR中的联机增量备份

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This is how incremental backup works.

这就是增量备份的工作原理。

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Note that in this scenario each incremental backup gets bigger until the next full backup.

注意，在这些场景中，每个增量备份都会不断增长，直到构成一个完整的备份。

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Incremental backup first made its way into the product in the V7.2 release.

增量备份首先在V7.2版中找到立身之处。

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An incremental backup is a backup of all changes since the most recent successful, full backup.

增量备份是最近一次成功的全备份以来的所有修改的备份。

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Moreover, the way of incremental backup is used to solve the problem in data inconsistency because of the copy migration.

此外，采用增量备份的方法解决副本迁移可能造成的数据不一致问题。

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