概述：··························································3一、需求分析：··················································31．1 用户需求··············································31．2 业务流程分析··········································31．3 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·······························61．4 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·········································103．1 一般逻辑模型设计——ERD 转换为一般关系模型···············103．2、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：···············...
