Oracle Designer Model, Release 6i
Deletion rules
Deletion rules on USE_CASE_GENERALIZATION reference properties, i.e. rule if referenced element is deleted
| Reference Property | Deletion Rule |
| SUPERTYPE_REFERENCE | Block attempt to delete USE_CASE |
| SUBTYPE_REFERENCE | Cascade delete, if USE_CASE deleted (Owning foreign key) |
Impact on child element types if USE_CASE_GENERALIZATION 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 |