File and file group backup — Backs up a portion of the database at a time.
文件与文件组备份——一次备份数据库的一部分。
Specify file group and file placement. Considerations include logical and physical file placement.
指定文件组和文件布局。考虑逻辑和物理文件布局。
Let's say that after an application downloads a file group, the user installs a new version of the application, but later reverts to the previous version of the application.
假设在某个应用程序下载完文件组后，用户安装了新版本的应用程序，但是稍后又还原为该应用程序的早期版本。
It USES a file-group model rather than tracking single files.
它使用文件组模型而非跟踪单个的文件。
It USES a file-group model rather than tracking single files.
它使用文件组模型而非跟踪单个的文件。
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