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。

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In large database system, can consider to build file group to manage data file.

在大型数据库系统中，可以考虑建立文件组来管理数据文件。

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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。

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Allegedly, from September 2009 until September 2011, the defendants obtained separate audio and video for motion pictures showing in theaters, and then edited and combined those components into one infringing movie file, which was shared among thousands of IMAGiNE Group members through the BitTorrent file sharing technology.

FORBES: More iMagine Group Movie Pirates Walk The Plank In Federal Case

Obey traffic lights, go in the same direction of traffic and ride single file when traveling in a group.

CNN: Drivers, cyclists square off on sharing the road

When Mr Dacre himself became suspicious he was warned the group had "a file on him" that could be made public, the jury heard.

BBC: Norwich businessman Graham Dacre