Oracle Designer Model, Release 6i
Deletion rules
Deletion rules on PROBLEM_TO_MODULE reference properties, i.e. rule if referenced element is deleted
| Reference Property | Deletion Rule |
| MODULE_REFERENCE | Cascade delete, if MODULE deleted |
| PROBLEM_REFERENCE | Cascade delete, if PROBLEM deleted (Owning foreign key) |
Impact on child element types if PROBLEM_TO_MODULE is deleted
| Impact on children | Via child reference property |
| Cascade delete DIAGRAM_ELEMENT_USAGES | DIAGRAM_ELEMENT_USAGE.CIELEMENT_REFERENCE |