Object-oriented spatial data organization and management in GeoStar |
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| Authors: | Zhu Xinyan Gong Jianya Zhang Xiaodong Xiong Hanjiang |
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| Affiliation: | (1) National Laboratory for Information Engineering in Surveying, Mapping and Remote Sensing, WTUSM, 129 Luoyu Road, 430079 Wuhan, China |
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| Abstract: | Spatial data, including geometrical data, attribute data, image data and DEM data,are huge in volume and relations among them are complex. How to effectively organize and manage those data is an important problem in GIS . Several problems about space data organization and management in GeoStar which is a basic GIS software made in China are discussed in this paper. The paper emphasizes on object model of spatial vector, data organization, data management and how to realize the goal,and the like. |
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| Keywords: | spatial data object mode indirect object direct object workspace project |
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