SysML, UAF, UML, and UPDM Profiles > UPDM profiles > Products and elements - MODAF aliases > Elements > Entity relationship (UPDM - MODAF aliases)
Entity relationship (UPDM - MODAF aliases)
To create an Entity Relationship:
From an OV-7 Information Model or SV-11 Physical Schema , click the appropriate Entity Relationship toolbar button, click the source Entity Item, and then click the destination Entity Item. The following buttons are available:
Composite Entity Relationship
Shared Entity Relationship
Entity Relationship
Uni-Directional Entity Relationship
When shown on an OV-7 Information Model or SV-11 Physical Schema, an Entity Relationship appears as follows:
There are no relationships that are of significant importance to an Entity Relationship.
The following sections provide information about how an Entity Relationship is used in the model.
Create an Entity Relationship from
OV-7 Information Model
SV-11 Physical Schema
Create from an Entity Relationship
Only the UPDM elements that can be created from all UPDM elements ( Alias, Definition, Information and Metadata).
Shown on these diagrams, tables and matrices
In addition to the AV-2 Integrated Dictionary and TV-1 Standards Profile, which can show all UPDM elements:
OV-7 Information Model
SV-11 Physical Schema
UPDM writeable properties
The following writeable properties are available on the Entity Relationship tab of an Entity Relationship element's Property Pages: