Demand may be expressed in terms of Calls (the system perspective) or Passenger Arrivals (the user perspective).
XSD Schema Diagram:
XSD Schema Code:
<xs:attribute name="DemandType" type="DemandType" use="required">
<xs:annotation>
<xs:documentation>Demand may be expressed in terms of Calls (the system perspective) or Passenger Arrivals (the user perspective).</xs:documentation>
</xs:annotation>
</xs:attribute>