|
Name |
|
|
Code |
|
|
Parent |
|
|
Comment |
Attribute describes a set of atomic information. |
|
Parent Entity |
<None> |
|
rowcount reporting indicator |
entity type without rowcount reporting requirement |
|
Name |
Code |
Comment |
Data Type |
Domain |
Mandatory |
Primary Identifier |
Foreign Identifier |
|
|
Variable multibyte (255) |
X |
X |
X |
|||
|
Entity type code is a code that uniquely identifies the entity type within the logical data model. |
Variable multibyte (255) |
X |
X |
X |
|||
|
Attribute code is a number that uniquely identifies attribute within entity type. |
Variable multibyte (255) |
X |
X |
|
|||
|
Rank is a number that indicates the ordinal of the attribute within its entity type. |
Integer |
X |
|
|
|
Name |
Code |
Generate |
Entity 2 |
Entity 1 |
Dependent Role |
Entity 1 -> Entity 2 Role Cardinality |
Entity 2 -> Entity 1 Role Cardinality |
|
X |
attribute -> entity type |
0,n |
1,1 |
|
Name |
Code |
Parent |
Primary Identifier |
|
X |
|
|
|