“清除历史记录”维护计划任务能够将此选项设置为以小时为单位删除文件。

The History Cleanup maintenance plan task includes the ability to set the option to delete files using a unit in hours.

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下面是一个示例计划任务类，所有的注释和用户代码都删除了。

The following is a sample scheduled job class with all comments and custom code removed.

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