SQLZOO:About

SQLZoo includes tutorials and reference to support people learning SQL. It features:

• Interactive access to several SQL engines
• Sample databases
• Practical exercise
• Instant feedback on the success of the student's attempts

Format

Here is an example of a question:

==Warming up==
<div class='qu'>
Read the notes about this table. Observe the result of running a simple SQL command.
<source lang='sql' class='def'>
SELECT name, region, population FROM bbc
</source>
<source lang='html'>
<source lang='sql' class='ans'>
SELECT name, region, population FROM bbc
</source>
</div>