用c#语言实现数据库编程，实现对学生各种信息的操作，如插入，删除，查询等。里面有工程文件，可在元基础上进行修改，对数据库进一步学习！-With c# Database programming language, for students to achieve all kinds of information operations such as insert, delete, query and so on. There are project files can be modified bas