Data Warehousing Implementations: A Review

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Provided by: AICIT
Topic: Big Data
Format: PDF
Any organizational body of substantial size has huge data logs that are stored in data warehouses; these data warehouses can store large amounts of data that chronicles the company's transactions. The importance of data warehousing lies in their criticality in providing managers and business experts the information needed to make decisions that would shape the future of the company, because the data warehouses provide a single common model for multiple data from multiple sources. Data warehouses are often large and can obtain data from several sources from the many systems used by the company; this would make the data warehouses difficult as they grow in size.
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