这是本人做数据库课程设计时的仓促之作，自我感觉实际应用价值并不大，但可以给学VC和数据库编程的朋友做个范例。-This is why I do a database program designed to make the rush of self-feeling of the real value is not large, but can give learning, and database programming VC friends to be a paradigm. See also