An interactive online training course for SQL beginners.
A step-by-step tutorial with live interpreters, allowing access to tables using any of Oracle, SQL Server, MySQL, Access or PostgreSQL engines.
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Interactive tutorials on SQL.
Welcome to PostgreSQL Exercises! ... PGExercises provides a series of questions and explanations built on a single, simple dataset.
Learn SQL online with our interactive SQL tutorial. Practice SQL queries, creating tables, SQL window fucntions and more using online SQL trainings.
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