SQL Tutorial

SQL Tutorial
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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.

Examples in Each Chapter
With our online SQL editor, you can edit the SQL statements, and click on a button to view the result.

Example
SELECT * FROM Customers;
»
Click on the "" button to see how it works.

Start learning SQL now!

SQL Quiz Test
Test your SQL skills at Omegas!

Start SQL Quiz!

SQL Quick Reference
An SQL Quick Reference. Print it and put it in your pocket.

SQL Quick Reference

SQL Data Types
Data types and ranges for Microsoft Access, MySQL and SQL Server.

SQL Data Types

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