The Best 3 Rextester Alternatives

  • SQL Fiddle

    A tool for easy online testing and sharing of database problems and their solutions.

    Free Open Source Web Self-Hosted

  • SQLZOO

    SQLZoo includes tutorials and reference to support people learning SQL. It features: - Interactive access to several SQL engines - Sample databases - Practical exercise - Instant feedback on the success of the student's attempts

    Free Web