Integration and sharing of geo-spatial data based on data engine |
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| Authors: | Wu Xiaofang Cai Zhongliang Wu Guofeng Du Qingyun |
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| Institution: | School of Resource and Environment Science , Wuhan University , Wuhan , China |
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| Abstract: | Through analyzing the principle of data sharing in the database system, this paper discusses the principle and method for integrating and sharing GIS data by data engine, introduces a way to achieve the high integration and sharing of GIS data on the basis of VCT in VC++, and provides the method for uniting VCT into RDBMS in order to implement a spatial database with object-oriented data model. |
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| Keywords: | OpenGIS VCT data engine VC++ |
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