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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Chapter 10: Scheduling Apex Jobs

In this chapter, we are going to discuss how we can schedule Apex jobs to run at some predetermined point in the future or on a regular basis. All the asynchronous processing options we have seen so far – future methods, Batch Apex, and Queueable Apex – run when resources are available after being invoked in as near to real time as possible (except for scheduled Batch Apex, which we will discuss in more detail later). We invoke our future, batch, or queueable method, and whenever resources are available, Salesforce will process the request and execute our code.

Scheduled Apex jobs, on the other hand (including scheduled batch jobs), execute on or after a desired time is set is by the developer. This could be a single time as a one-off execution (for example, updating a series of records when a new field is added), or on a more regular scheduled basis, based on your use case – for example, nightly integration sync.

In this...