Oracle Designer Model, Release 6i
Deletion rules
Deletion rules on MODULE_DETAIL_TABLE_USAGE reference properties, i.e. rule if referenced element is deleted
| Reference Property | Deletion Rule |
| CONSTRAINT_REFERENCE | Block attempt to delete JOIN_CONSTRAINT |
| MTI_REFERENCE | Block attempt to delete MODULE_DETAIL_TABLE_USAGE |
| TABLE_REFERENCE | Block attempt to delete RELATION_DEFINITION |
| MODULE_UNIT_REFERENCE | Cascade delete, if MODULE_UNIT deleted (Owning foreign key) |
| SQL_QUERY_SET_REFERENCE | Cascade delete, if SQL_QUERY_SET deleted (Owning foreign key) |
| TREEWALK_JOIN_CONSTRAINT | Nullify reference, if JOIN_CONSTRAINT deleted |
| CONSTRAINT_REFERENCE2 | Nullify reference, if JOIN_CONSTRAINT deleted |
Impact on child element types if MODULE_DETAIL_TABLE_USAGE is deleted
| Impact on children | Via child reference property |
| Cascade delete CONSTRAINT_USAGES | CONSTRAINT_USAGE.TABLE_USAGE_REFERENCE |
| Cascade delete DATA_BOUND_ITEMS | DATA_BOUND_ITEM.DETAIL_TABLE_USAGE_REFERENCE |
| 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 KEY_BASED_LINKS | KEY_BASED_LINK.TABLE_USAGE_REFERENCE_FROM |
| Cascade delete KEY_BASED_LINKS | KEY_BASED_LINK.TABLE_USAGE_REFERENCE_TO |
| Block, if MODULE_DETAIL_TABLE_USAGES exist | MODULE_DETAIL_TABLE_USAGE.MTI_REFERENCE |