Sqlism
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Free · Adaptive · 15–20 min

SQL Skill Check

Find out exactly where you stand across 12 core SQL skills, then get a study plan built from your own answers.

How it works

  1. About 36 questions, 3 per skill. Questions get harder when you answer correctly and easier when you don't, so the test finds your real level quickly.
  2. No feedback until the end. Answer honestly and use “I’m not sure” instead of guessing; guesses make your plan less accurate.
  3. Get your skill map. You’ll see a radar chart, a step-by-step plan linked to Sqlism lessons and tools, and every answer explained.

No account needed. Sign in to save results to your Dashboard and track progress across devices.

The 12 skills we measure

  • SELECT & Sorting
  • Filtering (WHERE)
  • NULL Handling
  • Joins
  • Aggregation
  • Subqueries
  • CASE & Functions
  • CTEs
  • Window Functions
  • DML & Transactions
  • Data Modelling
  • Performance