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di san dai kong jian shu ju mo xing ji qi shi xian
Author(s): 
Pages: 7-9
Year: Issue:  2
Journal: Overview of the Earth

Keyword:  Geodatabase空间数据模型面向对象技术封装继承多态;
Abstract: 通过回顾地理数据模型的发展历程 ,介绍了ARCINFO 8所推出的新型的面向对象的空间数据模型—GeoData base的产生及其特点。在此基础上分析了GeoDatabase数据模型在空间信息存储与管理方面的优势 ,并对模型的实现过程予以阐述。
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