Oracle Designer Model, Release 6i
Deletion rules
Deletion rules on MODULE_PROGRAM_DATUM reference properties, i.e. rule if referenced element is deleted
| Reference Property | Deletion Rule |
| PROGRAM_DATUM_REFERENCE | Block attempt to delete PROGRAM_DATUM |
| GENERAL_MODULE_REFERENCE | Cascade delete, if GENERAL_MODULE deleted (Owning foreign key) |
| PLSQL_MODULE_REFERENCE | Cascade delete, if PLSQL_MODULE deleted (Owning foreign key) |
Impact on child element types if MODULE_PROGRAM_DATUM is deleted
| Impact on children | Via child reference property |
| Cascade delete DIAGRAM_ELEMENT_USAGES | DIAGRAM_ELEMENT_USAGE.CIELEMENT_REFERENCE |