Free SQL practice platform with interactive exercises and real databases. Learn SQL online, master interview questions, practice MySQL, PostgreSQL. SQL editor online, SQL simulator, …

Join over 28 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews.

There are between 3 and 9 questions in each category. The answer can be found in the corresponding tutorial chapter. If you're stuck, or answer wrong, you can try again or hit the …

Aug 27, 2025 · In this free SQL Exercises page, we offer a comprehensive collection of practice problems covering a wide range of topics. These exercises serve beginners, intermediate, and …

Practice your way to SQL mastery with hands-on coding exercises designed for real learning. Our exercises cover everything from fundamental syntax to advanced language features.

Mar 13, 2025 · This resource offers a total of 2605 SQL problems for practice. It includes 1246 main exercises, each accompanied by solutions, detailed explanations, and four/five related …

Oct 16, 2025 · We have collected a variety of SQL practice problems for each and every topic of SQL. You can appear in top tech companies by practicing consistently and precisely every day.

Feb 29, 2024 · In this article, I have selected 20 SQL practice problems from beginner- and intermediate-level LearnSQL.com courses. These exercises cover fundamental to more …

Solve SQL practice questions, queries, and online exercises to build real-world database skills. Great for beginners preparing for interviews or exams.

Problems that will take you, one small step at a time, from beginner level, basic SQL all the way to advanced SQL. SQL Practice Problems walks you through challenging, unique, and fun …