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Mastering Apex Programming

You're reading from   Mastering Apex Programming A Salesforce developer's guide to learn advanced techniques and programming best practices for building robust and scalable enterprise-grade applications

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Product type Paperback
Published in Nov 2023
Publisher Packt
ISBN-13 9781837638352
Length 394 pages
Edition 2nd Edition
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Author (1):
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Paul Battisson Paul Battisson
Author Profile Icon Paul Battisson
Paul Battisson
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Toc

Table of Contents (28) Chapters Close

Preface 1. Section 1: Triggers, Testing, and Security
2. Chapter 1: Common Apex Mistakes FREE CHAPTER 3. Chapter 2: Debugging Apex 4. Chapter 3: Triggers and Managing Trigger Execution 5. Chapter 4: Exceptions and Exception Handling 6. Chapter 5: Testing Apex Code 7. Chapter 6: Secure Apex Programming 8. Section 2: Asynchronous Apex
9. Chapter 7: Utilizing Future Methods 10. Chapter 8: Working with Batch Apex 11. Chapter 9: Working with Queueable Apex 12. Chapter 10: Scheduling Apex Jobs 13. Section 3: Integrations
14. Chapter 11: Integrating with Salesforce 15. Chapter 12: Using Platform Events 16. Chapter 13: Apex and Flow 17. Chapter 14: Apex REST and Custom Web Services 18. Chapter 15: Outbound Integrations – REST 19. Chapter 16: Outbound Integrations – SOAP 20. Chapter 17: DataWeave in Apex 21. Section 4: Apex Performance
22. Chapter 18: Performance and the Salesforce Governor Limits 23. Chapter 19: Performance Profiling 24. Chapter 20: Improving Apex Performance 25. Chapter 21: Performance and Application Architectures 26. Index 27. Other Books You May Enjoy

Enforcing sharing

Once we have our sharing mechanisms set up within the system, we need to ensure that they are being enforced and followed throughout the application. There is no point in restricting the visibility of the data within the solution through the administrative tools and then ignoring this using the automation setup.

By default, all Apex operations (and Process Builder and certain Flows) run in System Mode; that is, they execute as a generic system user that has access to all metadata and data within the org. This means that although we may have sharing rules and permissions configured to limit access, our code can still act without limitations. For record sharing, this has both positive and negative consequences.

On the positive side, it means that our Apex code can retrieve data that the user cannot see to either provide more accurate values (for example, when running an aggregate query) or retrieve data we wish to utilize in our solution but not necessarily view...

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