利用ADO在vc++环境下进行方便的数据库操作，查询记录，删除记录，插入记录，更新记录，界面简洁漂亮，代码清晰易懂。-The use of ADO in vc++ environment to facilitate the operation of the database, query records, delete records, inserting records, updating records, the interface simple and beautiful, clear a