企业用电管理系统设计VIP免费

数据库课程实训报告(2015--2016年度第2学期)题目：企业用电管理系统专业软件工程学生姓名成晓伟班级软件141学号1410075094指导教师徐静完成日期2016.7.1企业用电管理系统目录目录.....................................................................................................................21课题内容和要求.....................................................................................................11.1课题描述..............................................................................................................11.2课题要求.............................................................................................................12需求分析.................................................................................................................12.1对功能的规定.....................................................................................................12.2数据需求分析.....................................................................................................23系统设计.................................................................................................................33.1功能模块设计.....................................................................................................33.2数据库概念设计.................................................................................................43.2.2E-R图..............................................................................................................43.3数据库逻辑设计.................................................................................................53.4数据库物理设计.................................................................................................53.5数据库表间联系.................................................................................................64系统实现..................................................................................................................64.1登陆模块实现......................................................................................................64.2查询模块实现......................................................................................................74.3添加模块实现.....................................................................................................84.4删除模块实现.....................................................................................................94.5修改模块实现...................................................................................................104.6生成电费单模块实现.......................................................................................105代码调试与功能测试...........................................................................................115.1测试方案...........................................................................................................115.2测试结果...........................................................................................................126收获与体会...........................................................................................................16参考文献...................................................................................................................17附录..........................................................................................