差异备份

• Differential file and filegroup backups also can be restored
  还可以还原文件和文件组的差异备份。
• The following illustration shows how a differential backup works
  下图阐释了差异备份的工作原理。
• The lsn of the most recent data or differential backup of the file
  文件的最新数据或差异备份的lsn 。
• Dialog box along with the data and differential backups
  对话框中同时选择日志备份以及数据和差异备份。
• A differential backup contains just enough log to allow recovery
  差异备份包含的日志信息仅够进行恢复。
• Differential partial backup backup database
  部分差异备份
• Differential backups are taken in relation to a specific differential base
  差异备份根据特定的“差异基准
• Creating a full or differential backup consists of the following steps
  创建数据或差异备份包含两个步骤：
• A differential partial backup contains enough log to allow recovery
  部分差异备份包含足以进行恢复的日志。
• Restoring a database or differential backup consists of four steps
  还原数据库备份或差异备份包括四个步骤：