SQL Tutorial
SQL is a standard language for accessing databases.
Our SQL tutorial will teach you how to use SQL to access and manipulate data in: MySQL, SQL Server, Access, Oracle, Sybase, DB2, and other database systems.
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 Quiz Test
Test your SQL skills at W3Schools!
SQL Quick Reference
An SQL Quick Reference. Print it and put it in your pocket.
SQL Data Types
Data types and ranges for Microsoft Access, MySQL and SQL Server.
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