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