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Graph databases, similar to other NoSQL approaches, have emerged as an alternative to solve specific problems ill fitted to relational models. The huge amounts of data produced, and the high capability for horizontal scalability provided by NoSQL databases has led to the increasing adoption of these systems, which can now be adapted to support geographic data. This article presents an analysis on...
The Brazilian government has set urged agencies and departments of the Federal Public Administration to share their data and information on the internet through the Public Transparency Page, to render its administration as transparent as possible using open data. Following federal government guidelines, the Anísio Teixeira National Institute for Study and Research (Institúto Nacional de Estudos e...
Many research projects in bioinformatics may be viewed as scientific workflows. Biologists often run multiple times the same workflow with different parameters in order to refine their data analysis. These executions generate a large volume of files with different formats, which need to be stored for future evaluations. New database models, like NoSQL systems, could be considered to deal with large...
Governmental and environmental agencies have recognized that data Warehouses (DWs) oriented to the environmental domain can have a deep impact on the ability to preserve the environment. However, extracting environmental data from external sources in order to load them into the data organization area of a DW is much more complex when compared with conventional DWs. In environmental DWs, extraction...
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