<xs:element name="Relation" xmlns:xs="http://www.w3.org/2001/XMLSchema">
  <xs:annotation>
    <xs:documentation>
                A definition of one type of link between two entity types.
            </xs:documentation>
  </xs:annotation>
  <xs:complexType>
    <xs:all>
      <xs:element name="TargetAliases" type="AliasComplexType">
        <xs:annotation>
          <xs:documentation>
                            The phrases used to reference the target in a query.
                        </xs:documentation>
        </xs:annotation>
      </xs:element>
      <xs:element name="SourceEntity" type="xs:string">
        <xs:annotation>
          <xs:documentation>
                            The entity type of the source of the link.
                        </xs:documentation>
        </xs:annotation>
      </xs:element>
      <xs:element name="TargetEntity" type="xs:string">
        <xs:annotation>
          <xs:documentation>
                            The entity type of the target of the link.
                        </xs:documentation>
        </xs:annotation>
      </xs:element>
      <xs:element name="Required" type="xs:boolean" minOccurs="0">
        <xs:annotation>
          <xs:documentation>
                            For future use.
                        </xs:documentation>
        </xs:annotation>
      </xs:element>
      <xs:element ref="Features" minOccurs="0">
        <xs:annotation>
          <xs:documentation>
                            For internal use by Micro Focus and partners in implementing integrations.
                        </xs:documentation>
        </xs:annotation>
      </xs:element>
      <xs:element name="Label" minOccurs="0">
        <xs:annotation>
          <xs:documentation>
                            The display label.
                        </xs:documentation>
        </xs:annotation>
      </xs:element>
      <xs:element name="StorageDescriptor">
        <xs:annotation>
          <xs:documentation>
                            A collection of descriptions of the data models of the relations. The model does not reflect
                            physical storage.
                        </xs:documentation>
        </xs:annotation>
        <xs:complexType>
          <xs:choice>
            <xs:element ref="AssociationStorage">
              <xs:annotation>
                <xs:documentation>
                                        A description of the data model of a many-to-many relation.
                                    </xs:documentation>
              </xs:annotation>
            </xs:element>
            <xs:element ref="ReferenceStorage">
              <xs:annotation>
                <xs:documentation>
                                        A description of the data model of a one-to-many relation.
                                    </xs:documentation>
              </xs:annotation>
            </xs:element>
          </xs:choice>
        </xs:complexType>
      </xs:element>
      <xs:element ref="AggregatedRelations" minOccurs="0">
        <xs:annotation>
          <xs:documentation>
                            The collection of the many-to-many relations implemented with multiple one-to-many
                            relations.
                        </xs:documentation>
        </xs:annotation>
      </xs:element>
    </xs:all>
    <xs:attribute name="Name" type="xs:string" use="required">
      <xs:annotation>
        <xs:documentation>
                        Do not use the Name to indicate a relation in a cross-query, use an alias.
                    </xs:documentation>
      </xs:annotation>
    </xs:attribute>
    <xs:attribute name="typeDefinedBy" type="xs:string" use="optional">
      <xs:annotation>
        <xs:documentation>
                        The entity type on which the relation is defined.
                    </xs:documentation>
      </xs:annotation>
    </xs:attribute>
  </xs:complexType>
</xs:element>