| dif_id | int(11) | NO | | PRI | auto_increment | Primary key |
| dif_dirt_id | int(11) | NO | | MUL | | Foreign key |
| dif_required | tinyint(1) | NO | 0 | | | Indicates if the field is required for import |
| dif_disabled | tinyint(1) | NO | 0 | | | Indicates if the field is available for import |
| dif_field_name | varchar(100) | NO | | MUL | | Field name for the Azalea templates (e.g. Patient ID, Last Name) |
| dif_dift_id | int(11) | YES | | MUL | | Foreign key |
| dif_db_table | varchar(50) | YES | | MUL | | Name of the database table containing the corresponding field (e.g. patients, insurances_repository) |
| dif_db_field | varchar(100) | YES | | MUL | | Name of the corresponding database field (e.g. pat_pid_ext, pat_lname) |
| dif_comments | text | YES | | | | Field name for the Azalea templates (e.g. Patient ID, Last Name) |
| dif_modified | timestamp | YES | CURRENT_TIMESTAMP | | on update CURRENT_TIMESTAMP | |
| dif_created | timestamp | YES | CURRENT_TIMESTAMP | | | |