3 Structure Examples

The following is an example of the service metadata returned by a data service. The edmx:Edmx and edmx:DataServices elements are specified in sections 2.1 and 2.2 of this document. All other XML elements are specified in [MC-CSDL] and [MS-ODATA].

  
 <edmx:Edmx Version="1.0" xmlns:edmx="http://schemas.microsoft.com/ado/2007/06/edmx">
   <edmx:DataServices>
     <Schema Namespace="NorthwindModel"
 xmlns:d="http://schemas.microsoft.com/ado/2007/08/dataservices"
 xmlns:m="http://schemas.microsoft.com/ado/2007/08/dataservices/metadata"
 xmlns="http://schemas.microsoft.com/ado/2006/04/edm">
       <EntityContainer Name="NorthwindEntities" m:IsDefaultEntityContainer="true">
         <EntitySet Name="OrderDetails" EntityType="NorthwindModel.OrderDetail" />
         <EntitySet Name="Orders" EntityType="NorthwindModel.Order" />
         <AssociationSet Name="OrderDetails_Orders" Association="NorthwindModel.OrderDetails_Orders">
           <End Role="Orders" EntitySet="Orders" />
           <End Role="OrderDetails" EntitySet="OrderDetails" />
         </AssociationSet>
       </EntityContainer>
       <EntityType Name="OrderDetail">
         <Key>
           <PropertyRef Name="OrderID" />
           <PropertyRef Name="ProductID" />
         </Key>
         <Property Name="Discount" Type="Edm.Single" Nullable="false" />
         <Property Name="OrderID" Type="Edm.Int32" Nullable="false" />
         <Property Name="ProductID" Type="Edm.Int32" Nullable="false" />
         <Property Name="Quantity" Type="Edm.Int16" Nullable="false" />
         <Property Name="UnitPrice" Type="Edm.Decimal" Nullable="false" Precision="19" Scale="4" />
         <NavigationProperty Name="Order" Relationship="NorthwindModel.OrderDetails_Orders" FromRole="OrderDetails" ToRole="Orders" />
       </EntityType>
       <EntityType Name="Order">
         <Key>
           <PropertyRef Name="OrderID" />
         </Key>
         <Property Name="CustomerID" Type="Edm.String" Nullable="true" MaxLength="5" Unicode="true" FixedLength="true" />
         <Property Name="OrderDate" Type="Edm.DateTime" Nullable="true" />
         <Property Name="OrderID" Type="Edm.Int32" Nullable="false" />
         <Property Name="ShipAddress" Type="Edm.String" Nullable="true" MaxLength="60" Unicode="true" FixedLength="false" />
         <NavigationProperty Name="OrderDetails" Relationship="NorthwindModel.OrderDetails_Orders" FromRole="Orders" ToRole="OrderDetails" />
       </EntityType>
       <Association Name="OrderDetails_Orders">
         <End Role="Orders" Type="NorthwindModel.Order" Multiplicity="1" />
         <End Role="OrderDetails" Type="NorthwindModel.OrderDetail" Multiplicity="*" />
         <ReferentialConstraint>
           <Principal Role="Orders">
             <PropertyRef Name="OrderID" />
           </Principal>
           <Dependent Role="OrderDetails">
             <PropertyRef Name="OrderID" />
           </Dependent>
         </ReferentialConstraint>
       </Association>
     </Schema>
   </edmx:DataServices>
 </edmx:Edmx>