You can easily create a data model from your database using Rational data Architect's reverse engineer feature.
通过使用Rational Data Architect的反向工程特性，很容易为数据库创建数据模型。
The second part discussed the theoretical knowledge and data models of DGNDBS; studied the feature, work model and main technique of the network database system.
第二部分从理论上讨论了动力大地测量网络数据库系统的基础知识和数据模型，研究了网络数据库系统的特点、工作模式以及主要技术。
The function of this system fulfilled by establishing feature model, presenting group technology, founding process database.
通过建立特征模型，引入成组技术，建立工艺数据库，系统的功能得以实现。
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