Nice and light. If you learned SQL and DBs "in the field" and had no exposure to relational algebra watch it at 1.5x - 2x speed, with pen & paper in your hands,

Nice and light. If you learned SQL and DBs "in the field" and had no exposure to relational algebra watch it at 1.5x - 2x speed, with pen & paper in your hands, to fill in your theory gaps... but I never got to the modelling part so can't give you a complete answer...