A Survey of Multidimensional Modeling Methodologies

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Provided by: IGI Global
Topic: Big Data
Format: PDF
Data warehousing systems were conceived to support decision making within organizations. These systems homogenize and integrate data of organizations in a huge repository of data (the data warehouse) in order to exploit this single and detailed representation of the organization and extract relevant knowledge for the organization's decision making. The data warehouse is a huge repository of data that does not tell them much by itself; like in the operational databases, the authors need auxiliary tools to query and analyze data stored.
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