YHCDE协同设计环境中的数据管理技术

DATA MANAGEMENT TECHNOLOGY OF YHCDE COOPERATIVE DESIGN ENVIRONMENT

数据管理系统是ＣＡＤ协同设计环境核心系统之一．文中介绍了基于Ｃｌｉｅｎｔ／Ｓｅｒｖｅｒ的ＹＨＣＤＥＣＡＤ协同设计环境中的数据管理关键技术，着重介绍了数据的模型结构和组织、数据库设计、版本管理、配置管理、数据安全性及一致性控制等内容．最后对系统实际应用效果进行了评价．

Data management system is one of the kernel systems of CAD cooperative design environment.The main technology and system of the client/server based CAD cooperative design environment are introduced,with emphasis on the model structure and organization of data,database design,data version management,configuration management,data security,and consistence controlling,etc..Finally,the actual application result is evaluated.