摘要
GIS系统的数据有其独有的特点,如何根据这些特点和不同的需求选择适当的数据管理方式,是关系着一个GIS系统成败的问题。本文阐述了几种数据管理方式,比较了每种方式相对的优缺点,得出在不同的场合中选择何种方式的结论。
Data in GIS has its own characteristics ,and it is a crucial problem how to choose appropriate data management pattern according to these characteristics and variable requirements.The article describes several data managementpatterns,compares the relative merits of each pattern,and concludes the method of choosing different pattern in differentcircumstance.
出处
《机械》
2003年第S1期150-152,共3页
Machinery
