【摘要】 分析了地理信息系统 （ Ｇ Ｉ Ｓ） 的数据管理， 在描述数据仓库技术的实质和特征的基础上， 论述地理信息系统数据仓库的功能、特点， 给出 Ｇ Ｉ Ｓ数据仓库基本体系结构及基于数据仓库的 Ｇ Ｉ Ｓ资源共享模式， 着重叙述其关键技术。更多还原

【Abstract】 This paper m akes an analysis on the data m anagem ent of Geographical Inform ation System ( G I S). Besides of gen erally describing the nature and features of Data Warehouse, it explores the functionalities and features of Data Warehousespecified in Geographical Inform ation System , and also delivers the infrastructure of Geographical Inform ation System and ad dresses the pattern of shared resources based on Geographical Inform ation System data w arehouse, expecially discussing thekey technologies throughout the process ofit’s im plem entation.更多还原