Among the cool things the pandemic spawned, my favorite professor put his awesome lectures on youtube for free: Advanced SQL (learn the ins and outs of SQL, th

Among the cool things the pandemic spawned, my favorite professor put his awesome lectures on youtube for free: Advanced SQL (learn the ins and outs of SQL, the programming language): https://youtube.com/playlist?list=PL1XF9qjV8kH12PTd1WfsKeUQU6e83ldfc https://youtube.com/playlist?list=PL1XF9qjV8kH12PTd1WfsKeUQU... Database systems 2, technical details: https://youtube.com/playlist?list=PL1XF9qjV8kH0ghGRGo3_f-FWqWvAbv1dh https://youtube.com/playlist?list=PL1XF9qjV8kH0ghGRGo3_f-FWq...