刘纲. 2007: 基础地理空间数据库建设的关键技术研究. 工程地质学报, 15(S1): 681-684.
    引用本文: 刘纲. 2007: 基础地理空间数据库建设的关键技术研究. 工程地质学报, 15(S1): 681-684.
    LIU Gang. 2007: STUDY ON KEY TECHNOLOGIES OF FUNDAMENTAL GEO-SPATIAL DATABASE ESTABLISHMENT. JOURNAL OF ENGINEERING GEOLOGY, 15(S1): 681-684.
    Citation: LIU Gang. 2007: STUDY ON KEY TECHNOLOGIES OF FUNDAMENTAL GEO-SPATIAL DATABASE ESTABLISHMENT. JOURNAL OF ENGINEERING GEOLOGY, 15(S1): 681-684.

    基础地理空间数据库建设的关键技术研究

    STUDY ON KEY TECHNOLOGIES OF FUNDAMENTAL GEO-SPATIAL DATABASE ESTABLISHMENT

    • 摘要: 基础地理空间数据库是国家空间数据基础设施的主要组成部分。针对基础地理空间数据库建设的需要,本文提出建设地理空间数据库的几个关键技术:空间参考系统、数据更新与历史数据管理、元数据与数据字典、地理空间数据信息分层、空间数据质量控制、WebGIS技术应用与数据库安全等7个方面,并对每个方面进行了分析。

       

      Abstract: The Fundamental Geo-Spatial Database is one of the most important composition of the National Spatial Data Infrastructure(NSDI ).Based on the needing of the development of geospatial database,the author puts for-ward several key technologies to build geospatial databases,including spatial reference system Data updating and historical data management,metadata and data dictionary,layering of Geo-Spatial data infomation,quality control of spatial data,WebGIS technology and database security. Every technology is analyzed in this paper.

       

    /

    返回文章
    返回