How Far Do You Want to Take Your SQL?
Start with the fundamentals. Progress all the way to SQL mastery with a structured 22-level curriculum.
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Challenges
FOUNDATIONSCORE SQLADVANCED SQLMASTERY
Available Plans
Free
Learn the Foundations
30 challenges · Levels 1–2
$0/month
- SQL Introduction + Basic SELECT
- WHERE Clauses + Filtering
- 30 hands-on challenges
- Progress tracking
- Real-world practice
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Pro
Become Job-Ready
180 total challenges · Levels 1–12
$14.99/month
BeginnerIntermediateAdvancedExpert
- Everything in Free
- Aggregations & GROUP BY
- JOINs & subqueries
- Window functions & CTEs
- INSERT, UPDATE & DELETE
- Indexes & query optimization
- 150 additional challenges
Elite
Master SQL
330 challenges · All 22 Levels
$22.99/month
- Everything in Pro
- Advanced analytics & reporting
- Stored procedures & functions
- Transactions & concurrency
- JSON & advanced data types
- Database design & normalization
- Performance tuning
- Real-world case studies
- Interview preparation
- Bonus SQL riddles + Pivot / Unpivot
Structured 22-level curriculum330 real SQL challengesHands-on learningCancel anytime