[umeshgmrl]

Can you provide link to resources for this? Searched, but there is no proper place to learn it online.

[beachy]

This is so fundamental (and has many years/decades still left) that I would go back to one of the sources e.g. https://www.amazon.com/Introduction-Database-Systems-8th-Edi...

[peruvian]

https://lagunita.stanford.edu/courses/DB/2014/SelfPaced/abou...