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Optimize Eloquent queries in Laravel: Eager Loading vs Lazy Loading

19-04-2026 - Andrés Cruz

Optimize Eloquent queries in Laravel: Eager Loading vs Lazy Loading

Laravel Experiencing performance issues in Laravel? Learn to master Eager Loading vs Lazy Loading. Fix the N+1 error in your Eloquent queries and optimize your app.


Polymorphic relationships in Laravel

19-03-2026 - Andrés Cruz

Polymorphic relationships in Laravel

Laravel We will see what polymorphic type relationships are and how to use them in Laravel, including one-to-one, one-to-many, and many-to-many relationships.


Get random records from database in Laravel with Eloquent

17-01-2026 - Andrés Cruz

Get random records from database in Laravel with Eloquent

Laravel Learn how to use the orderByRaw function to get random records from your database, both with a direct relationship and a foreign one.


The N+1 Problem in Django's ORM and How to Avoid It

07-02-2026 - Andrés Cruz

The N+1 Problem in Django's ORM and How to Avoid It

Django Learn what the N+1 problem is in Django, why it occurs with the ORM, how to detect it, and how to optimize queries using select_related and eager loading.


Inverse Relationships in Django and the N+1 Problem

11-02-2026 - Andrés Cruz

Inverse Relationships in Django and the N+1 Problem

Django We'll see how to use inverse relationships in Django and the N+1 problem in inverse relationships.


CRUD Operations on Models with the Eloquent ORM in Laravel 13 - The Definitive Guide

31-07-2026 - Andrés Cruz

CRUD Operations on Models with the Eloquent ORM in Laravel 13 - The Definitive Guide

Laravel A detailed guide to Eloquent, Laravel's ORM. Learn how to perform CRUD (Create, Read, Update, Delete) operations, configure your models with fillable and class attributes, and build complex queries.