Feel free to browse/download/peruse the many PDF slides of my course "Advanced SQL" (in which joins are considered basic). https://db.inf.uni-tuebingen.de/teac

Feel free to browse/download/peruse the many PDF slides of my course "Advanced SQL" (in which joins are considered basic). https://db.inf.uni-tuebingen.de/teaching/AdvancedSQLSS2017.html https://db.inf.uni-tuebingen.de/teaching/AdvancedSQLSS2017.h...