GitHub

PRACTICE QUERY 3.sql

(2, 'Jane Smith', 1), -- Jane Smith reports to John Doe (3, 'Alice Johnson', 1), -- Alice Johnson reports to John Doe (4, 'Bob Williams', 2), -- Bob Williams reports ...
GitHub

A hands-on SQL project demonstrating core database concepts including data retrieval, filtering, joins, aggregations, and subqueries using real-world datasets.

This project is a comprehensive SQL practice and implementation repository that demonstrates core to intermediate-level database querying using real-world datasets. It focuses on building a strong ...
techannouncer

Mastering HackerRank SQL Practice: Your Path to Proficiency

Getting good at SQL for interviews can feel like a puzzle. You know the basics, but putting them together in a way that impresses people is another thing entirely. Luckily, there are great tools out ...
Lifehacker

Learn and Practice SQL With This Game

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Ever tried to learn ...