IdentifierRole

Extends: 
Is Abstract: 
no
Is Pattern: 
no
Definition: 

An IdentifierRole identifies one or more InstanceVariables as being identifiers within a ViewPoint. An IdentifierRole is a SimpleCollection of InstanceVariables acting in the IdentifierRole.

Explanatory Notes: 

See the Viewpoint documentation for an in depth discussion of the uses of ViewpointRoles: http://lion.ddialliance.org/ddiobjects/viewpoint

Example: 
A data record with four variables: "PersonId", "Systolic", "Diastolic", "Seated" might have a Viewpoint with PersonId defined as having the IdentifierRole Systolic defined as having the MeasureRole Diastolic defined as having the MeasureRole Seated defined as having the AttributeRole PersonId, Systolic, Diastolic, Seated 123,122,20,yes 145,130,90,no
Property: 
Relationship: 

Stage:

Is extendable: 
Is property: 
0
RDF Mapping: