MySQL to PostgreSQL Migration: A Practical UK Guide for Decision-Makers
Database migration is rarely just a technical exercise. For UK businesses, moving from MySQL to PostgreSQL can affect application performance, opera…
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Why I Publish to Kafka Only After the Transaction Commits
The bug that doesn't show up in tests — and what to do about it There is a class of bug in event-driven systems that is almost invisible in developm…
Why I Stopped Trusting "It Works on My Machine" and Actually Learned to Ship
I'll be honest about where this started. I could run docker-compose up and get an app running locally. I could follow a tutorial and end up with som…
The same bug, fixed three times: all my guards lived on the write side
There's a kind of bug that isn't hard to fix — it's just that it comes back . I run a small coffee e-commerce platform, alone. One inventory bug had…
Stop Guessing Batch Sizes: High-Performance Bulk Inserts in Spring Boot with PostgreSQL COPY
When you can't afford to guess the right batch size and don't want to pay for that lesson in production When I designed the persistence layer of a r…
Shifting Left: How TDD Became the Foundation of SokoFlow's Core Engine
SokoFlow Build Log — Month 1 of 4 Last semester I set out on a new strategic plan to level up my software development skills through deliberate, pro…
Zero-Downtime Migrations: A Step-by-Step Playbook
If you've ever typed ALTER TABLE on a production database and held your breath, this article is for you. Database migrations are one of the most dan…
PostgreSQL Upgraded to Latest Minor Versions on SQLize.online 🐘🚀
As the owner of SQLize.online , I’m committed to providing a playground that doesn’t just let you write code, but lets you test against the most sta…
🔥 PostgreSQL vs SQLite – which one should you actually use for your web app or SaaS?
The choice between SQLite and PostgreSQL is a frequent point of confusion. The quick choice is: For almost any public-facing web app or SaaS, you wa…