A deep dive into SQLAlchemy bidirectional relationships, learn when backref becomes risky, why back_populates scales better in large codebases, and how to refactor legacy models the right way.

A deep, practical dive into SQLAlchemy’s connection pooling in Python from internal mechanics and lifecycle management to advanced configuration.

Struggling with slow searches in your application? Learn how to implement optimized search functionality using PostgreSQL's TSVector and SQLAlchemy. Includes array filtering, JSON queries, and proper indexing strategies.

This article explains the transaction isolation levels in databases, focusing on how they affect data consistency and concurrency. Using a ticket booking system as an example, we’ll explore different isolation levels with PostgreSQL and SQLAlchemy.

A deep dive into the hidden complexities of transaction management in SQLAlchemy. Learn how implicit transaction handling can silently break your app, and master advanced patterns like nested transactions, retries, async handling, and observability.