Page 20 - DataBase
P. 20

Primary key                                           .5
                                     .
.
                          .                    ✓
                                               ✓
                                               ✓

                             .
                                                                              ✓

                                                                    .
                                                                              ✓

                                  .

      foreign key                                                                .6
          .                                                                                13

                             (II

2024  ©
   15   16   17   18   19   20   21   22   23   24   25