单词 |
differential backup |
释义 |
1 ?差异备份 在这种恢复模子下,我们只能进行完全备份和差异备份(differential backup):这是因为事务日志老是被截断,事务日志备份不成用。 2 ?差分备份 ...就是指星期天进行一次完全备份,然后在接下来的六天里只对当天新的或被修改过的数据进行备份。这种备份策略的优点是节省了磁带空间,缩短了备份时间。3、差分备份(differential backup)是指管理员先在星期天进行一次系统完全备份,.. 3 ?差量备份 (3)、差量备份(Differential Backup):差量备份就是备份上一次全备份后到系统发生改变过的文件。 4 ?微分备份 要进行完全的数据库备份,使用BACKUP DATABASE语句或者备份向导(Backup Wizard) 微分备份(Differential backup) 上。数据库使用备份中包含的信息恢复数据。
- 1
You can think of this as a kind of differential backup! - 2
A full database backup is required before a differential backup can be performed. - 3
Differential backup — Backs up all of the modified pages in a database after the last successful full backup is completed. 差异化备份——只对上次完全备份之后有过更改的页面进行备份。
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