spatial database management system空间数据管理系统 database management system文献数据管理系统 database Management System数据库管理系统(=DBMS) 当我们建立数据库之后,经常会碰到新增、删除、更改和打印资料等工作,而数据库管理系统就是使用程序,帮助使用者快速地处理这些工作,所以数据库管理系统,可说是使用者和数据库...
Today, data are stored in and managed by a DBMS(database management system). Relationaldatabase is the current database technique to solve the problem in the flat-file and hierarchical database model. Inthe application of GIS(geographical information system), it recurs to a mechanism i.e. so...
Design of Mandatory Access Control in Spatial Database Management System VISTA空间数据库管理系统VISTA的强制访问控制设计空间数据库管理系统强制访问控制对象关系型数据库管理系统对象关系型数据库安全访问控制是数据库安全研究的焦点之一.本文以自主开发的空间数据库管理系统VISTA为例,从安全规则,安全属性,强制访问控制...
Build a foundation with a spatial database A spatial database is a data management system that is enhanced to include geographic data such as a location on the earth or the position of an object in space, along with tools for analysis. No matter where you want to store your data, Esri ...
Build a foundation with a spatial database A spatial database is a data management system that is enhanced to include geographic data such as a location on the earth or the position of an object in space, along with tools for analysis. No matter where you want to store your data, Esri ...
World’s leading database management system See product details Oracle Analytics Cloud Comprehensive Analytics in the cloud See product details Oracle Machine Learning Build machine learning models in the database See product details Get started with Oracle Spatial Database ...
A Spatial Database Management System for Urban and Rural Planning The data management of urban and rural planning is very important and special. It is quite necessary to customize a thematic database system for urban and ... YZ Zhang,QW Zhang,Y Zhang - 《Applied Mechanics & Materials》 被引...
the J2EE-based Distributed Spatial Database Management System (JDSDMS) is data-centered, and builds on the newest technology such as distributed database,... Z Chen,R Liu,L Nan - Proceedings of SPIE - The International Society for Optical Engineering 被引量: 2发表: 2005年 Spatial Document ...
基于OracleSpatial的地质空间数据管理系统的研究与实现_李丰丹 图1基于空间数据库的空间数据存储模型 1.3空间数据索引机制 空间索引是缩短搜索路径的方法，索 引数据是由基于几何体的空间数据生成 的,是一种逻辑性索引。其作用包括：窗 口查询，在索引过的数据空间中找到与给 定点或区域有相互作用的对象；空间连 结...
More specifically, a spatial database management system is a software module that can work with an underlying database management system, e.g., an object-relational database management system (OR-DBMS). It supports multiple spatial data models, commensurate with spatial data types and operations....