通过对数据库管理系统开发研究,将其应用到XX地区浅层地温能资源数据库管理系统开发实际工程。根据浅层地温能资源数据库管理系统功能需求的分析,以Microsoft Visual Studio 2008作为系统界面可视化的开发平台,以C#为开发语言,引用开源...通过对数据库管理系统开发研究,将其应用到XX地区浅层地温能资源数据库管理系统开发实际工程。根据浅层地温能资源数据库管理系统功能需求的分析,以Microsoft Visual Studio 2008作为系统界面可视化的开发平台,以C#为开发语言,引用开源的SharpMap作为地图编辑操作的GIS工具,实现系统的各个功能。该系统为全面了解XX地区浅层地热能资源赋存情况提供了工具,对合理规划、开发、利用和管理该地区浅层地热能有极大帮助。展开更多
XML is not only an intermedis between the WEB and DBMS.W3C has defined many database characters for XML,such as schema,algebra,etc,so we believe that XML will become a new data model of database,and it is necessary to...XML is not only an intermedis between the WEB and DBMS.W3C has defined many database characters for XML,such as schema,algebra,etc,so we believe that XML will become a new data model of database,and it is necessary to apply traditional DBMS techniques to build a XML DBMS.In this paper we show the necessity of building a XML DBMS and present the rachitecture of it,based on natural XML data model.Them we describe some key techniques of XML DBMS,including data storage,query optimization and visual user interface.展开更多
文摘通过对数据库管理系统开发研究,将其应用到XX地区浅层地温能资源数据库管理系统开发实际工程。根据浅层地温能资源数据库管理系统功能需求的分析,以Microsoft Visual Studio 2008作为系统界面可视化的开发平台,以C#为开发语言,引用开源的SharpMap作为地图编辑操作的GIS工具,实现系统的各个功能。该系统为全面了解XX地区浅层地热能资源赋存情况提供了工具,对合理规划、开发、利用和管理该地区浅层地热能有极大帮助。
文摘XML is not only an intermedis between the WEB and DBMS.W3C has defined many database characters for XML,such as schema,algebra,etc,so we believe that XML will become a new data model of database,and it is necessary to apply traditional DBMS techniques to build a XML DBMS.In this paper we show the necessity of building a XML DBMS and present the rachitecture of it,based on natural XML data model.Them we describe some key techniques of XML DBMS,including data storage,query optimization and visual user interface.