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SQL Book

sqlbook.io is a web service to learn and practice SQL on your own Oracle, MySQL, PostgreSQL, and MariaDB instances.

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SQLBook.io is a web service that allows users to practice, prototype, and test SQL. It is a valuable tool for SQL developers who want to improve their skills or learn new SQL techniques.

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    •  Free  Resource
    • Web-based
    • No Ads
    • No Signup Required
    • No Credit Card Required
    • Use in: N/A
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