Rules Matter, Even For Data

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Rules Matter, Even For Data

by Sunil Sharma

April 29, 2003


A writer once asked, "Why do we get wrong answers when we combine two operational databases that were both known to have perfectly adequate data quality prior to their joining?" The answers to this question are many and depend upon the situation at hand. However, one thing has become clear: The question is of critical importance to businesses.

Costly Consequences
Organizations are not only using more data-dependent applications, but they are also consolidating them to build enterprise systems. One consequence of this is that the quality of data has become more important.

A recent study by the Data Warehouse Institute found that poor data quality costs businesses $611 billion per year in the United States in printing, postage and staff overheads.



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