Odoo 19 Tutorial | One2many vs Many2many Field – Clear Difference Explained || Part 49
In this Odoo 19 tutorial, we clearly explain the difference between One2many and Many2many fields with simple, real-world examples.
You’ll learn:
What is One2many in Odoo
What is Many2many in Odoo
Database-level difference between both fields
When to use One2many vs Many2many
Common mistakes developers make
This video is perfect for Odoo beginners, developers, and interview preparation.
👉 No confusion, no theory overload — simple and practical explanation.
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