This course is for people who know how to write SQL statements, but want to master joins. Learn all the different ways you can use sub-queries. Try your hand at some very tough problems and think outside the box! This course starts where the SQL Introduction course leaves off.
"Firstly, a big thank you and a great job working with our group! The size of the class was really beneficial for individual attention. The course work was extremely challenging (in a good way) and I think the exercises in the book will be perfect for keeping my skills sharp." Student, 2014