A better SQL in 11 lines of code

company = Rel([(0, 0), (1, 1), (2, 2)]) id2row = Rel([(0, 0), (1, 1), (2, 2)]) name = Rel([(0, "Paramount"), (1, "Toho"), (2, "Warner Bros.")]) country = Rel([(0, "[us]"), (1, "[jp]"), (2, "[us]")])