水晶报表开发资料(个人搜集，在网上找了很久，VC开发这个的资料真的不多)-Crystal Reports development of information (personal collection, the Internet looking for a long time, VC development of this information is really not much)

从网上找的一个VC++数据库源码,不是很完善,但对初学者有一定的参考价值.-From the Internet to find a VC++ Database source is not very perfect, but beginners have a certain reference value.