摘要
介绍了信息系统的开发过程,说明了PowerDesigner的功能和建立数据模型的流程.最后举 例说明如何利用PowerDesigner中的CDM、PDM建立概念模型、逻辑模型和物理模型.
The development procedure of information system is first introduced and then the function of PowerDe-signer and the approach of building data model are elaborated. Finally, how to build conceptual model, logical model and physical model by using CDM and PDM of PowerDesigner is illustrated.
出处
《昆明理工大学学报（理工版）》
2004年第1期45-47,共3页
Journal of Kunming University of Science and Technology(Natural Science Edition)
