A Detailed View on Django ORM Optimization

 

What is Django ORM? 

To Proceed further, first, let’s discuss the basics of Django ORM. What it is and what role it plays. Django supports object-relational mapping and it is one of its most important features.

Django’s ORM is basically a Python-based technique to build SQL to query and change your database and obtain results.

Django’s ORM, or Object Relational Mapping Layer, makes it easier to communicate with multiple database systems like MySQL, PostgreSQL, SQLite, etc. with application data. The Django Framework includes the ORM, which is an instance of the ORM idea.

Django’s Object-Relational Mapper lets you communicate with your database as you would with SQL, which is one of its most potent features. 

We have a lot of options to optimize the Queryset thanks to Django ORM. Always keep in mind what you need and don’t require. It is simple to optimize our Queryset if we are aware of our requirements.

We use the Below 4 Models to Explain Optimization Methods:

Author model:

Book model:

Country model: 

Author Country model:

This blog is Originally Published by https://www.inexture.com/optimize-django-orm-queries/