Chapter 5. Data Quality and MDM

5.1. Introduction

One of the motivating factors for instituting an MDM program is the desire for consistency and accuracy of enterprise data. In fact, many MDM activities have evolved out of data cleansing processes needed for data warehousing or data migrations. The ability to use data parsing, standardization, and matching enabled the development of an “entity index” for people or products, which then was used for ongoing identity resolution and the elimination of duplicate entries. The realization that the entity index itself represented a valuable information resource was a precursor to the development of the master data environment altogether and the corresponding services supporting that master data environment. ...

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