学分管理系统，包括学生管理，教师管理，学分管理。实现增删改查等功能！工程包括14给类文件和27个jsp文件，和数据库备份文件，资料齐全，无错。-Credit management system, including student management, teacher management, credit management. Additions and deletions to change search function! The project includes 14 to class