某制衣厂数据库人事管理系统分析.doc
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概述：··························································3
一、需求分析：··················································3
1．1 用户需求··············································3
1．2 业务流程分析··········································3
1．3 信息需求分析··········································4
1．3．1 资料收集·········································5
1．3．2 事项（数据项）分析·······························6
1．4 功能需求··············································7
二、数据库概念模型设计：········································8
初始 ERD················································8
改进 ERD················································9
三、数据库逻辑模型设计·········································10
3．1 一般逻辑模型设计——ERD 转换为一般关系模型···············10
3．2、具体逻辑模型设计········································12
――把一般关系模型转换成具体 DBMS 支持的逻辑结构
四、数据库物理设计与数据文件保护设计···························16
4．1 设计索引·················································16
4．2 设计表间关系·············································16
4．3 完整性设计···············································16
五、处理功能设计：··············································17
5．1 主控模块设计·············································17
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