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Odoo 15 Development Essentials - Fifth Edition

You're reading from  Odoo 15 Development Essentials - Fifth Edition

Product type Book
Published in Feb 2022
Publisher Packt
ISBN-13 9781800200067
Pages 548 pages
Edition 5th Edition
Languages
Author (1):
Daniel Reis Daniel Reis
Profile icon Daniel Reis

Table of Contents (22) Chapters

Preface 1. Section 1: Introduction to Odoo Development
2. Chapter 1: Quick Start Using the Developer Mode 3. Chapter 2: Preparing the Development Environment 4. Chapter 3: Your First Odoo Application 5. Chapter 4: Extending Modules 6. Section 2: Models
7. Chapter 5: Importing, Exporting, and Module Data 8. Chapter 6: Models – Structuring the Application Data 9. Section 3: Business Logic
10. Chapter 7: Recordsets – Working with Model Data 11. Chapter 8: Business Logic – Supporting Business Processes 12. Chapter 9: External API – Integrating with Other Systems 13. Section 4: Views
14. Chapter 10: Backend Views – Designing the User Interface 15. Chapter 11: Kanban Views and Client-Side QWeb 16. Chapter 12: Creating Printable PDF Reports with Server-Side QWeb 17. Chapter 13: Creating Web and Portal Frontend Features 18. Section 5: Deployment and Maintenance
19. Chapter 14: Understanding Odoo Built-In Models 20. Chapter 15: Deploying and Maintaining Production Instances 21. Other Books You May Enjoy

Accessing data in recordsets

Once we have a recordset, we want to inspect the data contained in it. So, in the following sections, we will explore how to access data in recordsets.

We can get field values for individual records called singletons. Relational fields have special properties, and we can use dot-notation to navigate through linked records. Finally, we will discuss some considerations for when we need to handle date and time records and convert them between different formats.

Accessing individual record data

When a recordset has only one record it is called a singleton. Singletons are still recordsets and can be used wherever a recordset is expected.

But unlike multi-element recordsets, singletons can access their fields using dot-notation, as follows:

>>> print(self.name)
OdooBot

In the next example, we can see that the same self singleton recordset also behaves as a recordset, and we can iterate it. It has only one record, so only one name is...

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