Introduction to SQL

SQLBolt is another good website to learn SQL with simple, interactive examples. It contains a series of interactive lessons and exercises designed to help you quickly learn SQL right in your browser. It contains 20 lessons starting from a basic SQL query to more advanced and confusing Join queries, aggregation, filtering and dealing with nulls. It is one of the best resources to learn SQL for complete beginners. So if you are the one who wants to learn SQL or you know SQL but doesn't feel comfortable then go and try out SQLBolt's interactive SQL tutorials. SQLBolt also has SQL task after each lesson, which will force you to use the knowledge you have learned in the lesson.

I found SQLbolt a year or so ago and found it very useful because it was an interactive tutorial and walked through a good bit of basics and explains joins very well.

SQL Bolt has a great interactive tutorial to help you learn SQL by doing

This website is great for learning basic SQL applications. Sort of like CodeAcademy but for SQL. The lessons are interactive and intuitive.

Man, this is just fantastic. I've written and continue to maintain a printout for students and teachers to use as a list of learning resources and could never find a good, easy SQL tutorial site. This is so good.

Very nice job, the examples are clear and straightforward, and I'll agree with the other posters that doing it all on the client made it feel very responsive.