You're reading from Mastering Apex Programming A developer's guide to learning advanced techniques and best practices for building robust Salesforce applications

Product type Paperback

Published in Nov 2020

Publisher Packt

ISBN-13 9781800200920

Length 368 pages

Edition 1st Edition

Languages

Apex

Tools

Salesforce

Concepts

Enterprise Resource Planning

Author (1):

Paul Battisson

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Table of Contents (21) Chapters

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 and Apex REST

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. Chapter 11: Using Platform Events

14. Chapter 12: Apex REST and Custom Web Services

15. Section 3 – Apex Performance

16. Chapter 13: Performance and the Salesforce Governor Limits

17. Chapter 14: Performance Profiling

18. Chapter 15: Improving Apex Performance

19. Chapter 16: Performance and Application Architectures

20. Other Books You May Enjoy

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Governor limits and why we should embrace them

We are not going to list all the various governor limits in this section, as there is little value in this and Salesforce provides an easily accessible list in the Apex developers guide, which is regularly updated. We are, however, going to discuss what governor limits are in principle and why we should embrace them.

Salesforce governor limits are thresholds that restrict developers from monopolizing resources in a way that would detriment the performance of the Salesforce application for all users of the platform. Each governor limit imposes a maximum available utilization for each tenant to ensure that the operations of one tenant do not adversely affect the other tenants. For example, take the limit for the number of queries in a transaction. When working with any platform, database tuning and query performance are key areas of concern to ensure that an application can grow and scale effectively.

Salesforce enforces a limit on...