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Ultimate SQL How-To Guide ($17 USD):

A PDF guide that explains how to perform 20 different common tasks in SQL, with guides and SQL scripts.

Ultimate Guide to Subqueries

A PDF guide to help you become confident working with SQL subqueries.

In this guide, you'll learn what subqueries are, why use them, see several examples, and learn all about the different types of subqueries.

 

30-Day Money Back Guarantee: If you're not satisfied with this guide, I'll refund your entire order.

What People Are Saying:

Your explanations are so clear and concise that you don’t need to go on and on and on as I have heard others do.

Donna M, Database Star customer