Magento 2 Models handle data and business logic, Resource Models connect models to the database, and Collections retrieve data sets. Models encapsulate rules, Resource Models manage CRUD operations, and Collections handle multiple records. This architecture ensures efficient data flow, making Magento 2 scalable and maintainable for eCommerce businesses. Perfect for robust database ope... https://www.codilar.com/magento-2-models-resource-models-and-collections/