利用ADO接口使VC++6.0与sql数据库通信，里面有设账号和密码，需要修改，已经通过测试，包括数据库的增加，删除，修改等等操作。-Using VC++6.0 ADO interface allows communication with the sql database, which has set up accounts and passwords, modify, have been tested, including the database, add, delete, modify,