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Data Modeling for Azure Data Services

You're reading from   Data Modeling for Azure Data Services Implement professional data design and structures in Azure

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Product type Paperback
Published in Jul 2021
Publisher Packt
ISBN-13 9781801077347
Length 428 pages
Edition 1st Edition
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Author (1):
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Peter ter Braake Peter ter Braake
Author Profile Icon Peter ter Braake
Peter ter Braake
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Table of Contents (16) Chapters Close

Preface 1. Section 1 – Operational/OLTP Databases
2. Chapter 1: Introduction to Databases FREE CHAPTER 3. Chapter 2: Entity Analysis 4. Chapter 3: Normalizing Data 5. Chapter 4: Provisioning and Implementing an Azure SQL DB 6. Chapter 5: Designing a NoSQL Database 7. Chapter 6: Provisioning and Implementing an Azure Cosmos DB Database 8. Section 2 – Analytics with a Data Lake and Data Warehouse
9. Chapter 7: Dimensional Modeling 10. Chapter 8: Provisioning and Implementing an Azure Synapse SQL Pool 11. Chapter 9: Data Vault Modeling 12. Chapter 10: Designing and Implementing a Data Lake Using Azure Storage 13. Section 3 – ETL with Azure Data Factory
14. Chapter 11: Implementing ETL Using Azure Data Factory 15. Other Books You May Enjoy

An alternative approach to normalizing data

In the previous section, we normalized one report. In real life, there will be a multitude of reports, screens, and forms to analyze. A lot of them will use the same columns. To create a complete database schema, we need to analyze and normalize all of them. For now, let's assume that there is a second report, Project Progress, that we need to normalize. You can see the report in Figure 3.13:

Figure 3.13 – Project progress

We could go through all the formal steps for this report as we have done for the first report. Instead, we will use an alternative approach. This method sort of involves combining entity analysis and normalizing data. In real life, experienced database designers do not go through all the formal steps. Some even say that we no longer normalize nowadays, but not doing the formal steps explicitly doesn't mean you are not applying the underlying theory.

Step 1

The first step to...

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