Tag: Hadoop
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Building a Data Warehouse of Call Data Records (CDR): Solution Considerations
Source: Database Trends and Applications (http://www.dbta.com/) Reprint of a magazine article from May 2012 With many organisations having established data warehouse solutions there comes a point where the solution needs to be extended in an unusual direction. This challenge was given to us by one of our clients a European Mobile Virtual Network Operator (MVNO)…