IntroductionIn the world of SQL, truth values are not just true and false, but three: true, false, and unknown. I have been an engineer for over three years and never knew this, but it seems to be ...

When working as an engineer, you will surprisingly often have opportunities to interact with databases. From application ...

Coding games have a credibility problem. Some are genuinely useful learning tools. Others place programming words over an ...

A practical guide to how databases work, covering schema design, SQL, indexing, transactions, concurrency, caching, pagination, and database selection.

Agoda migrated its 1.5 TB hotel Price Cache from 72 SQL Server shards to DragonflyDB to handle growing read and write volumes ...

Nearly all database professionals surveyed by Percona said their organizations still run database versions past official ...

LibreDB Studio is a new browser-based SQL IDE for managing multiple database engines through a self-hosted interface.

Behind every popular software app is the code that runs it and the programmers who develop it. Here are the programming ...