Learn SQL
by W3Schools
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Course Summary
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Age: 6+ yrs
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Cost: Free
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Difficulty: Medium
description
Lessons: Activity, Quiz
schedule
Duration: 18 hrs
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Platforms: Desktop, Mobile, Offline, Tablet, Web
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Schedule: No
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Languages: SQL
Description
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, Oracle, Sybase, Informix, Postgres, and other database systems.
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Provider
W3Schools is a web developer site, with tutorials and references on web development languages such as HTML, CSS, JavaScript, PHP, SQL, Python, jQuery, Java, C++, C#, React, Node.js, XML, W3.CSS, and Bootstrap, covering most aspects of web programming.
The site derives its name from the World Wide Web (W3) but is not affiliated with the W3C.
W3Schools was originally created in 1998 by Refsnes Data, a Norwegian software development and consulting company.
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