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Hands-on coding exercises, challenges, and real-world practice platforms.

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Free Resources (26)

  • CodeChef SQL Practice Free
    • Interactive SQL course with topic-wise case studies covering JOINs, subqueries, and aggregate functions.
  • DB-Fiddle Free
    • Free online SQL database playground.
  • DBeaver Free
    • Free multi-platform database tool supporting all popular databases for querying and administration.
  • Google BigQuery Sandbox Free
    • Free cloud platform for practicing SQL on real-world public datasets with just a Google account.
  • GUVI SQLKata Free
    • Structured SQL coding challenges based on real company scenarios with auto-grading and rewards.
  • Hackr.io SQL Tutorials Free
    • Community-curated directory of the best SQL tutorials and courses for learning SQL.
  • Learn SQL Online Free
    • Interactive SQL tutorials for beginners with hands-on exercises.
  • Mode SQL Tutorial Free
    • SQL analytics tutorial for data analysis.
  • Oracle Live SQL Free
    • Oracle's free online SQL workspace for running SQL and PL/SQL scripts on live Oracle databases.
  • pgExercises Free
    • PostgreSQL exercises from basic to advanced with a real database schema.
  • Practice-SQL Free
    • Free SQL practice platform with online terminal offering easy, medium, and hard query challenges.
  • Scaler SQL Topics Free
    • Curated interactive learning space for mastering SQL skills with basic and advanced concepts.
  • Schemaverse Free
    • SQL-based space strategy game.
  • Select Star SQL Free
    • Free SQL tutorial based on real datasets.
  • SQL Drills Free
    • 300+ free SQL exercises organized by difficulty covering SELECT, JOINs, GROUP BY, and subqueries.
  • SQL Practice Free
    • Browser-based SQL practice with instant query execution and results.
  • SQL Practice Online Free
    • SQL playground supporting PostgreSQL, MySQL, SQL Server with FAANG-style interview questions.
  • SQL Query Lab Free
    • Practice SQL queries against in-browser SQLite databases with 74 exercises across real schemas.
  • SQL Zoo Free
    • Interactive SQL tutorials and exercises.
  • SQLbolt Free
    • Interactive SQL lessons and exercises.
  • SQLBolt Interactive Free
    • Interactive SQL tutorial with exercises built into the browser.
  • SQLFiddle Free
    • Online tool for testing SQL queries.
  • SQLite Online Free
    • Online SQL IDE supporting SQLite, PostgreSQL, MySQL, SQL Server with import and charting.
  • SQLPractice.in Free
    • Free online SQL compiler with real-world interview questions from top tech companies.
  • SQLTeaching Free
    • Interactive SQL lessons with real-time query execution in the browser.
  • W3Schools SQL Free
    • SQL tutorial with interactive exercises.

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