Database

Alembic for Database Migrations

Libraries & Frameworks

Alembic is a lightweight database migration tool that manages schema changes safely, preventing chaos in collaborative or evolving projects by providing structure and repeatability.

Automating SQL Queries with Python

Automation & Scripting

Automate SQL tasks with Python to save time, reduce errors, and ensure consistency in your database workflows.

Avoiding N+1 Queries in Django

Django Framework

Learn how to detect, fix, and prevent N+1 queries in Django to optimize database performance and avoid hidden slowdowns in your applications.

Flask Models and Migrations

Flask Framework

Learn how to use Flask models and migrations to structure data and manage database changes efficiently in web applications.

Mocking in Unit Tests

Testing & Debugging

Mocking helps test code in isolation by replacing external dependencies like databases or web services, ensuring reliable and focused unit testing.

Reducing Database Queries

Best Practices & Optimization

Learn practical tips to reduce database queries in Python apps using ORMs like SQLAlchemy and Django or raw SQL to boost performance and cut latency.

Using SQLite for Testing

Testing & Debugging

Learn how to use SQLite—a lightweight, serverless database—to streamline testing for applications that interact with databases, ensuring queries and transactions work correctly.

Using SQLite with Flask

Flask Framework

Flask and SQLite make a powerful pair for building lightweight, serverless Python web apps. Learn how to set up and integrate SQLite with Flask for efficient database handling.