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Practical Data Quality

You're reading from  Practical Data Quality

Product type Book
Published in Sep 2023
Publisher Packt
ISBN-13 9781804610787
Pages 318 pages
Edition 1st Edition
Languages
Author (1):
Robert Hawker Robert Hawker
Profile icon Robert Hawker

Table of Contents (16) Chapters

Preface 1. Part 1 – Getting Started
2. Chapter 1: The Impact of Data Quality on Organizations 3. Chapter 2: The Principles of Data Quality 4. Chapter 3: The Business Case for Data Quality 5. Chapter 4: Getting Started with a Data Quality Initiative 6. Part 2 – Understanding and Monitoring the Data That Matters
7. Chapter 5: Data Discovery 8. Chapter 6: Data Quality Rules 9. Chapter 7: Monitoring Data Against Rules 10. Part 3 – Improving Data Quality for the Long Term
11. Chapter 8: Data Quality Remediation 12. Chapter 9: Embedding Data Quality in Organizations 13. Chapter 10: Best Practices and Common Mistakes 14. Index 15. Other Books You May Enjoy

Moving remediation to business as usual

In cases where an automated or mass correction approach is applied, often it does not correct all of the data. There may be a difficult 20% of bad data that cannot be automatically matched and where a second approach has to be implemented. Often, difficult decisions need to be made on how far to go in correcting the data. For example, that last 20% might use a manual remediation approach such as 6 or 7. That might be so time-consuming that the cost of implementing it exceeds the benefit. In these situations, it may be most appropriate to apply the approach that gives 80% value and accept (temporarily at least!) the remaining data quality challenge. A “business as usual” remediation method could be applied for the remaining 20%.

To make this a bit clearer, here are further details on the real example in Table 8.5 where supplier bank details were missing:

  • An organization’s ERP system found 65% of its suppliers were...
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