Idempotency - Theory and Practice In the grand lexicon of intimidating computer science jargon, the word “idempotent” sits comfortably near the top. By the end of this article, you won’t just know what idempotency is; you’ll understand why it is one of the most important principles for building trustworthy software. Architecture Development Databases
Idempotency Explained Simply Why “click Pay twice, charged once” is so much harder than it looks Architecture Django Development Databases
Database Design Patterns Every Python Backend Needs in Production Your database models define your data. Your patterns define whether you can trust it. Databases Django Python Development
Mastering Django GeneratedField with examples Learn how to use Django's GeneratedField to enhance your models efficiently. Discover its benefits, implementation, and best practices to optimize database performance in Django. Django Databases
Django select_related vs prefetch_related: The Visual Guide I realized I'd never actually seen anyone explain the django select_related and prefetch_related difference visually - showing what SQL each one produces, what data flows where, and why picking the wrong one doesn't just fail to help but can actually make things worse. So I drew it on a whiteboard. That whiteboard sketch eventually became this article. Django Databases
PostgreSQL Connection Pooling: Django Native Pools and PgBouncer Optimizing the Most Critical Connection in Your Stack Django Databases
Database Indexing: The Performance Trick Nobody Explained Properly Your queries are slow because you don’t understand indexes. Let’s fix that in 15 minutes. Databases
Django select_related and prefetch_related Complete Guide This article will reveal advanced techniques for optimizing database queries, specifically on Django, and their impact on query performance. Django Databases
Django’s select_related Didn’t Fix My N+1 Queries Wrong optimization makes queries worse Django Databases
Django’s @atomic Decorator Didn’t Prevent My Race Condition The insane reality where wrapping everything in @transaction.atomic still allows two users to book the same seat, and “all or nothing” doesn’t mean “one at a time.” Django Databases
How show raw SQL queries for your django queries or querysets Django ORM makes querying the database easier. But how to know what is happening behind the scenes or what SQL query is executed for certain django query. Here are some ways that might be useful to know that. Django Databases
Relational Databases Explained How Relational Databases Work. This post talks about how indexes and transactions work on the inside of relational databases. Architecture Databases
