According to the Inmon school of data warehousing, a dependent data mart is a logical subset ( view ) or a physical subset ( extract ) of a larger data warehouse, isolated for one of the following reasons:
According to the Inmon school of data warehousing, tradeoffs inherent with data marts include limited scalability, duplication of data, data inconsistency with other silos of information, and inability to leverage enterprise sources of data.
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