This a full 3-tier dababase application which includes a activex dll project(business objects) and a standard exe(UI). Besides all the database techniques it demonstrates, it also shows how to make MSHFlexgrid a editable grid(with combobox, checkbox,

这个是GPRS路灯控制系统,实现了BCG库的操作，MFC框架的应用，SQL Server，ActiveX，dll，com（自己编写的ADO类来操作数据库），MFC仿真技术的改良和应用,内存DC的应用-This GPRS street light control system, BCG library operations, the MFC framework application, SQL Server, ActiveX, dll, com (ADO classes I have writte