Every few years -- the interval is getting shorter -- data management is claimed to undergo a “paradigm shift,” some new fundamentally different new way of doing things is being promoted (e.g., “Consider dimensional design and Big Data as two additional paradigms”) that if you don't adopt you’ll be left behind (I’ve written about Big Data, for data warehouse dimensional modeling see Data Warehouses and the Logical-Physical Confusion). For the few who understand what a paradigm is and are familiar with the history of data management, the irony could not be richer.
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