1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19userId,movieId,rating,timestamp 1,296,5.0,1147880044 1,306,3.5,1147868817 1,307,5.0,1147868828 1,665,5.0,1147878820 1,899,3.5,1147868510 1,1088,4.0,1147868495 2,296,4.0,1147880044 2,306,2.5,1147868817 2,307,3.0,1147868828 2,665,2.0,1147878820 2,899,4.5,1147868510 2,1088,2.0,1147868495 3,296,1.0,1147880044 3,306,2.5,1147868817 3,307,4.0,1147868828 3,665,2.0,1147878820 3,899,1.5,1147868510 3,1088,5.0,1147868495