https://www.amazon.com/Modeling-Essentials-Third-Graeme-Simsion/dp/0126445516 https://www.amazon.com/Modeling-Essentials-Third-Graeme-Sims... My favorite. Not

https://www.amazon.com/Modeling-Essentials-Third-Graeme-Simsion/dp/0126445516 https://www.amazon.com/Modeling-Essentials-Third-Graeme-Sims... My favorite. Not an easy read, it took me weeks to complete it. https://www.amazon.com/Date-Database-Writings-2000-2006-Christopher/dp/1430243082 https://www.amazon.com/Date-Database-Writings-2000-2006-Chri... Relatively unknown but great book if you want to read the thoughts of a DB heavyweight Christopher Date who collaborated with Edgar Codd. https://www.amazon.com/NoSQL-Distilled-Emerging-Polyglot-Persistence/dp/0321826620 https://www.amazon.com/NoSQL-Distilled-Emerging-Polyglot-Per... The best book to start exploring the land outside the relational world. An easy read, can be completed in two to three days.