What Is Spatial Database

Absrtact: February 14, 2014, the 2013-year survey and mapping Geographic Information Blue Book Conference was held in Beijing by the National Surveying and Mapping Geographic Information Bureau Surveying and Mapping Development Research Center. Experts introduced the wisdom of the Earth, wisdom of China, the wisdom of the city's connotation and development of the status quo, analyzed February 14, 2014, by the National Surveying and Mapping Geographic Information Bureau of Surveying and Mapping development of the "2013 Map of Geographical Information Blue Book Conference" held in Beijing. Experts introduced the wisdom of the Earth, wisdom of China, the wisdom of the city's connotation and development of the status quo, analysis of mapping geo-information in the wisdom of China ...

Research on KNN algorithm based on MapReduce in spatial database Dalian Maritime University Liu Biao The first attempt is to design an inverted grid index in cloud environment and a spatial KNN query based on MapReduce on the basis of this index. The main work of this paper is as follows: (1) aiming at data points in two-dimensional space, this paper designs a distributed inverted grid indexing method, which conforms to the standard of spatial data index. Because the inverted grid index has a loose coupling and no shared special structure, the ...

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You can think of it as a cloud version of SQL Server, but you can't simply think of SQL Azure as a cloud-built SQL Server. 　　SQL Azure is a relational database that can be deployed in the cloud to provide customers with a service based on a relational database at any time. We can think of it as a cloud version of SQL Server, but it's not easy to think of SQL Azure as a cloud-built SQL S ...

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February 14, 2014, organized by the National Surveying and Mapping Geographic Information Bureau Surveying and Mapping Development Research Center, "2013 Surveying and mapping geo-Information Blue Book Conference" held in Beijing. The experts introduced the connotation and development status of Wisdom Earth, wisdom China and Intelligent City, analyzed the position and function of surveying and mapping geographical information in the construction of intelligent China, and put forward the thinking, main tasks and safeguard measures of constructing intelligent Chinese geo-spatial intelligence system. 　　The 2013-year survey of Geo-information Blue Book, "intelligent China geo-spatial Intelligence System Research Report (2013)" was officially released. Blue ...

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May 28, the Teradata Data Warehouse summit in Sanya ushered in the tenth year, Teradata to the Chinese user introduced the Teradata Geospatial solution, accompanied by, not only the influx of massive data, there are more can be used for decision making reference, This is the new industry standard that Teradata to bring to the data warehouse. Teradata Geo-space Solutions Teradata Chief Technology Officer Baoliming at the Teradata Data Warehouse summit to introduce users to the Teradata last year ...

It can be said that big data is one of the hottest trends in the IT industry today, and it has spawned a new batch of technologies to deal with big data. And new technologies have brought the latest buzz words: acronyms, professional terms, and product names. Even the phrase "big data" itself makes a person dizzy. When many people hear "big data", they think it means "a lot of data", and the meaning of large data does not only involve the amount of data. Here are a few popular words that we think you should be familiar with, sorted alphabetically. ACID ...

It can be said that big data is one of the hottest trends in the IT industry today, and it has spawned a new batch of technologies to deal with big data. And new technologies have brought the latest buzz words: acronyms, professional terms, and product names. Even the phrase "big data" itself makes a person dizzy. When many people hear "big data", they think it means "a lot of data", and the meaning of large data does not only involve the amount of data. Here are a few popular words that we think you should be familiar with, sorted alphabetically. AC ...