说明：  针对数据库编程始终是程序设计语言的一个重要方面的内容，也是一个难点。数据库编程的内容十分丰富，但最为基本编程的也就是那么几点，譬如：连接数据库、得到需要的数据和针对数据记录的浏览、删除、修改、插入等操作。其中又以后面针对数据记录的数据操作为重点。本文就来着重探讨一下Visual C＃数据库基本编程，即：如何浏览记录、修改记录、删除记录和插入记录
(against Database Programming is programming language an important aspect of the content is a difficult. Database Programming very rich in content, but the most basic programming is so few, for example : connect to the database, get the required information and data records against the visit, delete, modify, insert such an operation. Among them against data behind the data operation to focus. This paper focuses on what to Visual C# basic database programming, namely : how to browse records, change records, delete records and insert records)