客户管理信息系统，完成对客户信息的增删改查的基本操作-Do customer relationship management system front display of the SSH framework of _Ext technology, with source code and data files, can the normal operation

ssh下的学生管理系统，能够实现对学生的增删改查，以及学生科目成绩的增删改查-Student management system based on SSH, can be achieved on the students and the students check the additions and deletions, additions and deletions to change search subjects