Oracle Designer Model, Release 6i
Deletion rules
Deletion rules on DATABASE_TRIGGER reference properties, i.e. rule if referenced element is deleted
| Reference Property | Deletion Rule |
| PLSQL_MODULE_REFERENCE | Block attempt to delete PLSQL_MODULE |
| TABLE_DEFINITION_REFERENCE | Cascade delete, if TABLE_DEFINITION deleted (Owning foreign key) |
| VIEW_DEFINITION_REFERENCE | Cascade delete, if VIEW_DEFINITION deleted (Owning foreign key) |
Impact on child element types if DATABASE_TRIGGER is deleted
| Impact on children | Via child reference property |
| Cascade delete DIAGRAM_ELEMENT_USAGES | DIAGRAM_ELEMENT_USAGE.CIELEMENT_REFERENCE |
| Cascade delete DOCUMENT_ATTACHMENTS | DOCUMENT_ATTACHMENT.ELEMENT_REFERENCE |
| Cascade delete EXTENDED_STRUCTURE_ELEMENTS | EXTENDED_STRUCTURE_ELEMENT.PART_OF_REFERENCE |
| Cascade delete EXTENDED_STRUCTURE_ELEMENTS | EXTENDED_STRUCTURE_ELEMENT.USE_OF_REFERENCE |
| Cascade delete TRIGGER_COLUMN_USAGES | TRIGGER_COLUMN_USAGE.DATABASE_TRIGGER_REFERENCE |