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Wang Yong

Associate professor
Master Tutor


Academic Titles : Associate professor
Honors and Titles : Geospatial big data management and service integration system under multi-center sub-construction mode, China association of surveying and mapping, surveying and mapping science and technology progress, second prize, 2018
Gender : Male
Date of Birth : 1971-11-04
Alma Mater : China University Of Geosciences (WuHan)
Education Level : Doctoral Degree in Education
Degree : 博士学位
Status : Employed
School/Department : School of computer science
Date of Employment : 1995-07-01
Discipline : Computer science and technology
Business Address : Room 645, computer college building, future city campus, China University Of Geosciences (WuHan)
Contact Information : Tel：18602730899 Email：yongwang@cug.edu.cn
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Current position: 英文主页 >> Scientific Research >> Patents

关系型和Key-Value型数据库空间数据索引方法

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Patent Applicant : 中国地质大学（武汉）

First Author : 王勇

Disigner of the Invention : 王勇,张亮,薛思清,廖洪艳,刘珍伶

Affilication of Author(s) : 中国地质大学（武汉）计算机学院

Ranking of Author(s) Affilicated to DUT : 中国地质大学（武汉）

Description of the Invention : 本发明涉及一种同时适用于关系型和Key-Value型数据库的空间矢量数据的索引方法。空间数据按分类组织成图层，根据图层数据的坐标范围划分出索引层和索引网格，每个网格赋予唯一的二维行列编码和一维编码;遍历图层的每个要素，根据要素的图形计算其与索引网格之间的覆盖关系，从而获得要素所属的索引层和覆盖的网格;将要素所属的网格的行列编码作为要素的空间索引编码存储在关系数据库的图层索引表中，网格的一-维编码经复合设计后作为Key-Value型数据库中的图层索引表的行键。本发明统一了 关系型和Key-Value型数据库

Application Date : 2013-12-25

Application Number : 201310729418.1

Service Invention or Not : no

Number of Inventors : 5

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