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What is the single most important objective in building a data warehouse?

April 26, 2017building Data Objective warehouse

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What is the single most important objective in building a data warehouse?

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Ans. Most difficult task in initially creating, and maintaining, a data warehouse is ensuring the validity of the information stored within the database itself. The collecting and cleansing of data from many systems is not an easy task, and a data warehouse project usually fails because the data cannot be validated.