Stanford had a great Introduction to Databases MOOC on Coursera a few years back. I don't think it's still available on Coursera but you can still take the self

Stanford had a great Introduction to Databases MOOC on Coursera a few years back. I don't think it's still available on Coursera but you can still take the self paced course directly from the Stanford website. https://lagunita.stanford.edu/courses/DB/2014/SelfPaced/about https://lagunita.stanford.edu/courses/DB/2014/SelfPaced/abou...