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Have you ever felt that learning SQL is really boring — fixed exercises, answers readily available on Google, just grinding to get a certificate?
Querizer takes a different approach: each exercise is created specifically for you — no duplication, no pre-existing answers. Learn to understand, not just to score.
Main features:
Create databases by industry — schema and sample data generated automatically.
Generate exercises from Beginner to Hell, on your own database.
Direct solution hints on the code — reads your query, not pre-formulated hints.
Compete on the leaderboard and challenge from the community.
Try it now at querizer.com — free tier available.
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