Oracle Designer Model, Release 6i
Deletion rules
Deletion rules on INTERFACE_USAGE reference properties, i.e. rule if referenced element is deleted
| Reference Property | Deletion Rule |
| INTERFACE_CLASSIFIER_REFERENCE | Block attempt to delete INTERFACE_CLASSIFIER |
| CLASSIFIER_REFERENCE | Cascade delete, if CLASSIFIER deleted (Owning foreign key) |
Impact on child element types if INTERFACE_USAGE is deleted
| Impact on children | Via child reference property |
| Cascade delete DIAGRAM_ELEMENT_USAGES | DIAGRAM_ELEMENT_USAGE.CIELEMENT_REFERENCE |
| Cascade delete ELEMENT_RULE_USAGES | ELEMENT_RULE_USAGE.CIELEMENT_REFERENCE |
| Cascade delete TAGGED_VALUES | TAGGED_VALUE.ELEMENT_REFERENCE |
| Cascade delete UML_DEPENDENCY_CLIENTS | UML_DEPENDENCY_CLIENT.CLIENT_ELEMENT_REFERENCE |
| Cascade delete UML_DEPENDENCY_SUPPLIERS | UML_DEPENDENCY_SUPPLIER.SUPPLIER_ELEMENT_REFERENCE |