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Polished Ruby Programming

You're reading from   Polished Ruby Programming Build better software with more intuitive, maintainable, scalable, and high-performance Ruby code

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Product type Paperback
Published in Jul 2021
Publisher Packt
ISBN-13 9781801072724
Length 434 pages
Edition 1st Edition
Languages
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Author (1):
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Jeremy Evans Jeremy Evans
Author Profile Icon Jeremy Evans
Jeremy Evans
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Toc

Table of Contents (23) Chapters Close

Preface 1. Section 1: Fundamental Ruby Programming Principles
2. Chapter 1: Getting the Most out of Core Classes FREE CHAPTER 3. Chapter 2: Designing Useful Custom Classes 4. Chapter 3: Proper Variable Usage 5. Chapter 4: Methods and Their Arguments 6. Chapter 5: Handling Errors 7. Chapter 6: Formatting Code for Easy Reading 8. Section 2: Ruby Library Programming Principles
9. Chapter 7: Designing Your Library 10. Chapter 8: Designing for Extensibility 11. Chapter 9: Metaprogramming and When to Use It 12. Chapter 10: Designing Useful Domain-Specific Languages 13. Chapter 11: Testing to Ensure Your Code Works 14. Chapter 12: Handling Change 15. Chapter 13: Using Common Design Patterns 16. Chapter 14: Optimizing Your Library 17. Section 3: Ruby Web Programming Principles
18. Chapter 15: The Database Is Key 19. Chapter 16: Web Application Design Principles 20. Chapter 17: Robust Web Application Security 21. Assessments 22. Other Books You May Enjoy

Chapter 15: The Database Is Key

The database is the backbone and most important part of almost all web applications, regardless of the programming language used. This is because the database is where all of an application's data is stored, and in most cases, an application's data is more important than the application itself. In this chapter, you'll learn why proper database design is so important, some important database design principles, and why it is best to use the database's full capabilities. You'll also learn how to choose a model layer for your application, and how to handle database errors when using that model layer.

We will cover the following topics:

  • Learning why database design is so important
  • Understanding the most important database design principles
  • Treating the database as not just dumb storage
  • Choosing the model layer
  • Handling database and model errors

By the end of this chapter, you'll have a better...

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