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  1. W3School
    https://www.w3schools.com › sqlAistrigh an toradh seo

    SQL Tutorial - W3Schools

    SQL is a standard language for storing, manipulating and retrieving data in databases. Our SQL tutorial will teach you how to use SQL in: MySQL, SQL Server, MS Access, Ora…
    Examples in Each Chapter

    With our online SQL editor, you can edit the SQL statements, and click on a button to view the result. Click on the "Try it Yourself" button to see how it works.

    SQL Exercises

    Many chapters in this tutorial end with an exercise where you can check your level of knowledge. See all SQL Exercises

    SQL Examples

    Learn by examples! This tutorial supplements all explanations with clarifying examples. See All SQL Examples

    My Learning

    Track your progress with the free "My Learning" program here at W3Schools. Log in to your account, and start earning points! This is an optional feature. You can study at W3Schools without using My Learning.

  3. SQLBolt
    https://sqlbolt.comAistrigh an toradh seo

    SQLBolt - Learn SQL - Introduction to SQL

    SQLBolt offers a series of lessons and exercises to teach you SQL, a language for querying and manipulating data from relational databases. You will learn the basics of SQL syntax, queries, tables, …

  5. Codecademy
    https://www.codecademy.com › learn › leaAistrigh an toradh seo

    Learn SQL - Codecademy

    In this SQL course, you'll learn how to manage large datasets and analyze real …

    • 4.6/5
    • Catagóir: Partially Free
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