SQL Practice: Learn Database 4+

First release! Interactive SQL drills, daily challenges, AI hints, offline mode, and streak tracking. Learn fast anywhere — let us know what you think!

Learn SQL in 15-minute daily sessions; no laptop required.

SQL Practice: Learn Database turns idle moments into practical data-skills training. Interactive exercises, real-world datasets, and instant feedback take you from complete beginner to job-ready - all on your iPhone.

Who it’s for
- Career changers entering tech
- Professionals adding SQL to their toolkit
- Students prepping for technical interviews
- Anyone curious about data and databases

Why it’s different
- Real business data – practice on realistic scenarios, not toy tables
- Progressive curriculum – start simple, build confidence, master complex queries
- Mobile-first design – learn anywhere, anytime
- Instant feedback & AI hints – see results, understand mistakes
- Gamified progress – streaks, XP, and achievements keep you motivated

What you’ll master
- SELECT, WHERE, and data filtering
- JOINs and relationship queries
- Aggregations (COUNT, SUM, AVG…)
- Subqueries & advanced techniques
- Core database-design concepts

Stay engaged
- Daily practice challenges
- Hardcore mode for power users
- Detailed progress stats
- Shareable achievements

Start your data journey today. No prior coding experience required — just 15 minutes of curiosity.

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Terms of Use: https://martongreber.github.io/mvp/terms.html