基本实现了学生的成绩管理，主要采用的开发工具是VB.NET与Oracle。-Basically the students performance management, mainly in the development tools are VB.NET and Oracle.

Oracle性能优化关注点，了解30种等待事件的概念及解决方法(Oracle performance tuning focus, understand the concepts of 30 wait for events and solving methods)