国家精品课程，主要讲述了关系数据库SQL使用，深入浅出，讲的不错，可以看看。-The national quality course focuses on the use of relational database SQL layman' s language, well, you can take a look at.

实现精品课程管理系统，实现学生注册和登录页面，实现互动交流，实现考试系统，实现新闻管，使用MYSQL数据库作为后台维护-Achieve excellent course management system, realize student registration and login page, realize interactive communication, realize examination system, realize news tube, use MYSQL as backg