Notes on Magento Framework

ORM stands for Object Relational Mapping. It is a programming technique used to convert different types of data into objects and vice versa. There are two types of ORM: Converts different types of data into objects. Converts objects to various types of data. In Magento, ORM stands for Object-Relational Mapping. It’s a programming technique used … Read more

Mage::getModel(): It creates a new object. Mage::getSingletone(): It first checks the existence of object and if object doesn?t exist, then it creates a new one. In Magento, both Mage::getModel() and Mage::getSingleton() are methods used to instantiate objects, but they serve different purposes: Mage::getModel(): This method is used to create a new instance of a model … Read more

Magento simple product: It is used for a single item without any specific selectable variations. For example, a pen, copy, etc. Magento grouped product: It is used for a combination of Magento simple product. For example, a pen and copy together. Magento configurable product: It is used for a single item with specific selectable variations. … Read more

EAV database model is fully in normalized form. Each column’s value is stored in their respective data type table which makes it more complex as they have to join 5-6 tables even if you need only one detail. In EAV, columns are called attributes. Flat model uses just one table. It is not normalized and … Read more

EAV module will create 6 tables in database. They are as follows: module module_datetime module_decimal module_int module_text module_varchar In Magento, the EAV (Entity-Attribute-Value) module is used to handle flexible and dynamic attribute management. When utilizing EAV, a variable number of tables will be created depending on the number of attributes and entities in the system. … Read more