 Create Initial Design Classes  Define Operations  Define Methods  Define States  Define Attributes  Define Dependencies  Define Associations  Define Generalizations

 Map persistent design classes to the data model  Distribute class behavior to the database

 Key Concepts  Analysis and Design Workflow

 Introduction  Key Concepts  Use-Case Model  Glossary  Supplementary Specifications

 Statechart diagrams  Deployment diagrams  Component diagrams

 Class diagrams  Class relationships ▪ Association ▪ Aggregation ▪ Generalization

 What is modeling?  Four principles of visual modeling  The UML  Process and visual modeling

引言 统一过程 敏捷方法介绍 软件开发存在的问题 软件开发过程: Unified Process 迭代开发(Iterative development) 敏捷方法(Agile Practices)

河南中医药大学：《数据库规划与设计》课程教学资源（课件讲稿）第六章 逻辑数据模型（LDM）

1. PowerDesigner简介 2. PowerDesigner模型 3. PowerDesigner同其它建模工具的比较 4. PowerDesigner建模 境环 5. PowerDesigner建模过程