目录1、计算两个时间字符串之间的差值2、字符串转换成日期/时间类型3、计算两个日期和时间之间的差值在 SQL Server 中，计算两个时间字符串之间的差值
I am designing a RESTful API for a booking application. You can request a list of accommodations. And that\'s where I don\'t really know how to design the JSON represenation. This is my XML representa
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