用C#编写的基于.NET1.1的数据库公共操作类，你只需要在类中定义连接字符串后即可以SQL命令字符串作为参数调用对数据库的增、查、删、改等方法，你也可以再进一步修改和完善功能。-prepared with C#-based.NET1.1 public database operations, you only need to define the category after the string can connect SQL command string as a parameter called by the database. the investigation, delete, etc., you can further revise and improve function.