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SQL, or Structured Query Language, is a language designed to allow both technical and non-technical users query, manipulate, and transform data from a relational database. Coding challenges are another great way to practice SQL. Learn typed code through a programming game. NEW: To learn PL/SQL programming visit our new site https://plsql-tutorial.com SQL Tutorial. It's an ideal test for pre-employment screening. In this course, we'll be looking at database management basics and SQL using the MySQL RDBMS. SQL.sh vous propose un test technique, qui ne se contente pas de vérifier si un candidat connaît tel ou tel acronyme, mais qui vérifie ses compétences techniques dans des situations qu’il pourra rencontrer dans un contexte professionnel. In addition to these courses, Codecademy’s students can learn how to manage data with SQL. Retrain with new, creative, and optimized approaches. SQL operates through simple, declarative statements. 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