| Name | Meta_Depend |
|---|---|
| Entity Type | External |
| Description | Attribute evaluation dependencies are recorded in Meta_Depends table. |
| Submodel | Meta |
| Entity Scope | Meta |
| Primary Key | Entity , Attribute , Dependency_Entity , Dependency_Attribute |
| Natural Key | Entity , Attribute , Dependency_Entity , Dependency_Attribute |
| Generalizations | |
| Specializations |
| Name | Value Domain | Property / Storage Unit | Description | Required / Default | Type |
|---|---|---|---|---|---|
| Attribute |
|
Derived attribute declared in meta_attribute for entity or an ancestor. Can not be a link. | Yes |
VARCHAR2(30) | |
| Dependency_Attribute |
|
Attribute within entity depended upon. | Yes |
VARCHAR2(30) | |
| Dependency_Entity |
|
Entity depended upon. Default value is Entity. | Yes |
VARCHAR2(25) | |
| Entity | Meta_Entity |
|
Foreign Key to Meta_Entity | Yes |
VARCHAR2(25) |
| Rank |
|
Physical definition order of dependency attributes. Automatically populated by the meta-system. | No |
NUMBER(2) |
| Link | To Entity | Description | Implementation Technique | Required |
|---|---|---|---|---|
| Entity | Meta_Entity | Foreign Key to Meta_Entity | Restrict | Yes |