Скачать или смотреть SQL Tutorial for Beginners - 2024 | WHERE| W3 Schools SQL Certification

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If you're new to SQL and want to learn with examples, this tutorial is perfect for you. It's designed to teach you the basics of SQL quickly and easily. SQL, which stands for Structured Query Language, is used by software developers, data scientists, and anyone who deals with data. It allows you to store data in databases and retrieve useful information using queries.


There are different systems that manage databases, each with its own version of SQL. In this tutorial, we'll be using W3 schools, a free and open-source learning platform. 90% of what you'll learn here can be applied to other database systems.


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