| 空间数据的数据库管理技术 |
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| 引用本文： | 何心远
,周升楼.空间数据的数据库管理技术[J].中国教育信息化,1996(6). |
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| 作者姓名： | 何心远 周升楼 |
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| 摘 要： | 空间数据是指具有空间含义的多维数据,它有广泛的应用领域,如气象学、地图学等。然而,由于空间数据的非结构化特点,传统管理方式是采用文件系统。存在诸如完整性、一致性、安全性等文面的问题。如何利用数据库技术管理空间数据是同行关注的问题。Oracle7的“空间数据选件”较好地解决这一难题,实现了属性及空间数据一体化管理,本文较为详细讨论Oracle7空间数据管理技术。
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| 关 键 词： | 空间数据 数据库 Oracle7 GIS 领域(Regions)。 |
Spatial Data Managing Technology in Database |
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| He Xinyuan Zhou Shenglou.Spatial Data Managing Technology in Database[J].China Education Info,1996(6). |
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| Authors: | He Xinyuan Zhou Shenglou |
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| Institution: | He Xinyuan Zhou Shenglou |
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| Abstract: | Abstract:Spatial Data is a multidimension data with spatial meaning.It is applied in wide fields,such as meteorology,cartographyetc.However,it was managed by file systembecause of its nonstructure feature traditional-ly,there exist problems in aspects of integrity,consistency and security,It is concerned bythe same profession that how to manage spa-tial data with database technology.Oracle7Spatial Data Option solves the problem betterby implementing integrate managing of at-tributive and spatial data.This paper will de-scribe Oracle7'S spatial data managing tech-nology in detail. |
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| Keywords: | Spatial Data Database Oracle GIS Regions |
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