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Django-models

85 posts

Custom User Models in Django: AbstractUser and AbstractBaseUser

Last Updated: 10 April 2026

Every Django project should implement a custom user model from the start. This approach avoids future issues and allows flexibility in authentication, user fields, and bus...read more

CRUD Operations in Django Admin

Last Updated: 10 April 2026

Django Admin is a built-in tool that automatically generates a web interface for models, removing the need to create separate pages or forms. It provides an intuitive way ...read more

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Checking for Empty QuerySet in Django

Last Updated: 23 July 2025

In Django, the QuerySet is one of the most powerful features of the framework, allowing us to interact with the database by fetching, filtering, and modifying data. Howeve...read more

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How to Read the Database Table Name of a Model Instance in Python Django?

Last Updated: 23 July 2025

Each Django Model corresponds to a table in the database. Understanding how to access the database table name associated with a model instance is important for various tas...read more

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How to Express a One-To-Many Relationship in Django?

Last Updated: 23 July 2025

In Django, expressing relationships between models is crucial to structuring our database. One of the most common relationships is One-To-Many, where a single record in on...read more

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How to Set a Django Model Field’s Default Value to a Function or Callable

Last Updated: 23 July 2025

In Django, models are the essential components that define the structure of our database tables. Each field in a model corresponds to a column in the database, and we can ...read more

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Setting Default Value for Foreign Key Attribute in Django

Last Updated: 23 July 2025

In Django, ForeignKey is a field used to define a one-to-many relationship between two models. It creates a relationship where a field in one model references a row in ano...read more

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How to Add an Auto-Increment Integer Field in Django?

Last Updated: 23 July 2025

When building web applications with Django, efficiently handling unique identifiers can significantly simplify database management and enhance data integrity. One of the m...read more

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The Most Efficient Way to Store a List in Django Models

Last Updated: 23 July 2025

Django offers several ways of storing lists inside models. All of this depends on the database we are using and what actually meets our use case in an application. Whether...read more

Django Signals vs. Overriding Save Method

Last Updated: 23 July 2025

The best mechanisms for dealing with events and changing the behavior of the model are provided by Django through Signals and the save() method. This is a way by which dec...read more

How to Fetch Database Records in the Same Order as an Array of IDs in Django

Last Updated: 23 July 2025

When working with databases in Django, we may encounter a scenario where we need to retrieve records based on a list of IDs, and the order of the retrieved records should ...read more

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How to Add created_at and updated_at Fields to All Django Models Using TimeStampedModel

Last Updated: 23 July 2025

In Django applications, tracking when records are created and last updated in the database is common. Two of the most frequently used fields for this purpose are created_a...read more

What is the Max Size of max_length in Django?

Last Updated: 23 July 2025

This article explores the role of Django max_length, its limits, and how it interacts with various database backends.The maximum size of max_length in Django depends larg...read more

How to Make Many-to-Many Field Optional in Django

Last Updated: 23 July 2025

In Django, many-to-many relationships are used when a model can have relationships with multiple instances of another model and vice versa. For example, a book can have ma...read more

Set True as Default Value for BooleanField in Django

Last Updated: 23 July 2025

In Django, the BooleanField is a field used to store True or False values in a database model. It is commonly used for flags, switches, or any binary decisions related to ...read more

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