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The hub-and-spoke model, an alternative to point-to-point, consolidates shared data (either physically or virtually) in a central data hub that many applications can use. All systems that want to exchange data do so through a central common data control system, rather than directly with one another (point-to-point). Data Warehouses, Data Marts, Operational Data Stores, and Master Data Management hubs are the most well-known examples of data hubs.

The hubs provide consistent views of the data with limited performance impact on the source systems. Data hubs even minimize the number of systems and extracts that must access the data sources, thus ...