Query Dojo: SQL Practice

Land your dream tech job. Query Dojo helps you master database queries through hands-on challenges pulled from real interviews at Meta, Google, Amazon, and Microsoft.

Whether you're a student learning SQL for the first time, a data analyst sharpening your skills, or a software engineer prepping for your next interview, this app gets you job-ready.

LEARN BY DOING

Work through 40+ interactive lessons covering everything from SELECT basics to advanced window functions, CTEs, and subqueries. Every lesson includes hands-on coding challenges where you write real SQL that executes against real databases.

INTERVIEW-READY CHALLENGES

Practice 50+ questions across Easy, Medium, and Hard difficulty. Write your query, run it, and instantly see if your output matches the expected result. No hand-waving, just real practice.

SQL SANDBOX

Experiment freely with 4 sample databases. Test queries, explore schemas, and build confidence without limits.

TRACK YOUR PROGRESS

Stay motivated with daily streaks, accuracy stats, and 20+ achievements. Watch yourself go from beginner to interview-ready.

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