When I started learning SQL, I managed to get through SELECT and WHERE, but the first things that stopped me in my tracks ...

Graph-enhanced retrieval-augmented generation, usually shortened to GraphRAG, is retrieval that queries a knowledge graph ...

It seems that recent versions of Python have broken some of the material in this course. I'm not motivated to update it so the course is being archived and retired. Thanks for your support over the ...

A collection of SQL exercises, Python database integration projects, and a database-backed REST API developed as part of my AI Engineering Learning Roadmap. This repository documents my progression ...

This PostgreSQL tutorial demonstrates practical ways to clean, transform, and analyze database information using built-in string and date functions. Examples show how text can be converted to ...

GitHub's Octoverse 2026 Report points to a surge in developer activity driven by AI. Overall commits on the platform saw a ...

Giving AI agents access to company data is one thing. Making sure they understand what they’re looking at is another. Different departments often use different definitions for the same numbers. An AI ...