Give the data structure of spatial data and categorical data, on which introduced object organizing and managing theory in OODB and template technology including data template and method template, mode OO data access model and spatial query and spatial an
Give the data structure of spatial data and categorical data, on which introduced object organizing and managing theory in OODB and template technology including data template and method template, mode OO data access model and spatial query and spatial an
摘要给出了空间数据和属性数据的数据结构，在此基础上采用面向对象数据库(OODB)技术中的对象组织和管理思想，采用数据模板和方法模板技术建立面向对象的数据访问模型，并在此基础上建立了一种面向对象的空间查询和空间分析模型。