查询指定时间段的数据库数据，基于visual C#源码实现，检索数据库中符合特定时间段内的所有记录，这是一个经常被用到的实用技巧，按时间查询不管是在C#，或是在VB/VC等程序开发中，都使用普遍，本实例源码带有数据库测试文件，在Database文件夹中，测试前请先附加并连接好数据库文件，用户名密码根据您的SQL数据库自己设置。-Query the database for the specified period of time, based on Visual C# source code, searchable database of all records that meet a specific time period, which is a frequently used practical skills, time to check whether it is in C# or VB/VC and program development are widely used, the example source code with the database test file in the Database folder, before the test, please attach and connect the database file, user name, password settings according to your SQL database.