CAJ | 학술논문

首先从纯理论角度介绍了数据模型的概念模型、逻辑模型和物理模型；然后介绍了运营商的数据模型架构、企业级模型的定位和作用以及系统级模型的定位和作用；最后从用户需求、工程立项、开发设计及上线实施4个环节详细阐述了企业级模型的应用。
수선종순이론각도개소료수거모형적개념모형、라집모형화물리모형；연후개소료운영상적수거모형가구、기업급모형적정위화작용이급계통급모형적정위화작용；최후종용호수구、공정립항、개발설계급상선실시4개배절상세천술료기업급모형적응용。
It introduces the concept of conceptual model, logical model and physical models from a purely theoretical point of view and examples, describes the architecture of data model, the positioning and role of both enterprise-level model and system-level model in detail. Final y it describes the application of enterprise-level model from the user requirements, project approval, de-sign and development, and implementation.