Improving Data Warehouse and Business Information Quality: Methods for Reducing Costs and Increasing Profits
Автор:Larry P. English Год: 1999 Издание:Wiley Страниц: 544 ISBN: 0471253839 A comprehensive guide to quality improvement from the leading expert in information and data warehouse quality. Each year, companies lose millions as a result of inaccurate and missing data in their operational databases. This in turn corrupts data warehouses, causing them to fail. With information quality improvement and control systems, like the ones described in this book, your company can reduce costs and increase profits from quality information assets. Written by an internationally recognized expert in information quality improvement, Improving Data Warehouse and Business Information Quality arms you with a comprehensive set of tools and techniques for ensuring data quality both in source databases and the data warehouse. With the helpof best-practices case studies, Larry English fills you in on: * How and when to measure information quality. * How to measure the business costs of poor quality information. * How to select the right information...