csharp程序，各种操作数据库的类，不错的东西-c# process, various types of database operations, good things

这是微软公司里的一个类 这个类用的非常广泛 连接数据库 对数据库的怎删改差都能掉用-This is Microsoft in this class with a class of very extensive database of how to connect the database can be worse off with excision

c#数据库访问封装类，可直接使用，打开文件一看即知-c# database access wrapper class can be used directly, open the file to see that is known