Action Principale : factmac
| 1 | DATA casuser.movie_ratings; INPUT UserID $ MovieID $ Rating; DATALINES; |
| 2 | User1 Movie1 5 |
| 3 | User1 Movie2 3 |
| 4 | User1 Movie3 . |
| 5 | User2 Movie1 4 |
| 6 | User2 Movie3 5 |
| 7 | User3 Movie2 5 |
| 8 | User3 Movie3 2 |
| 9 | User4 Movie1 1 |
| 10 | User4 Movie3 5 |
| 11 | ; RUN; |