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vc ADO控制Access数据库的程序源码，很不错的demo(vc ADO Access database program source code control, very good demo)

PI数据库标签查询、快照查询、历史数据查询 时间格式转换(pi demo)

MFC操作数据库ADO操作数据库, MFC操作数据库ADO操作数据库.(use MFC to handle the databases.)

基于C++编程下的，实现了对DAO数据库的访问功能(Based C++ programming under the realization of the DAO database access functions)

说明：  可实现企业生产需求采购工具功能，带界面的企业管理信息系统(Enterprise management information system with interface can realize the function of enterprise production demand purchasing tool)

ado链接数据库实例教程，基于VS2015和MFC(ADO linked database instance)

图书管理系统，为数据库实现，基于visual c++ 和sql，比较基本，希望有帮助(Library management system, database implementation, based on visual c++ and sql, more basic, want to help)

曾经做的一个动物领养系统，涉及到access数据库，程序里对用到了MFC里少见的几个控件，这个程序对于数据库编程的初学者有很大的帮助(Have to do an animal adoption system, relates to access a database program to use the MFC controls in a few rare, this procedure for the database programming has great help for beginners)

MDAC（Microsoft Data Access Components）是微软数据库访问组件，Netpise和许多利用数据库的软件都需要操作系统安装MDAC。很多用户的操作系统中已经存在了MDAC，有些是操作系统内置的、有些是其它应用程序安装的。(MDAC (Microsoft Data Access Components) is a Microsoft database access components, Netpise and many need to use the database software operating system to install MDAC. Many users of the operating system already exists in the MDAC, some built-in operating system, some other applications installed.)

ip地址数据库格式，便于开发使用,很清晰.(ip address database format to facilitate development and use, very clear.)