Discussion :

[FRED.G]

Bonjour,

j'aimerais savoir quelle est la syntaxe XPath pour obtenir la hiérarchie des éléments (avec les noms et valeurs de leurs attributs) à partir de cet élément :
<edmx:ConceptualModels>
dans le fichier suivant (cf PJ pour plus de lisibilité) :

Code xml :

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<?xml version="1.0" encoding="utf-8"?>
<edmx:Edmx Version="1.0" xmlns:edmx="http://schemas.microsoft.com/ado/2007/06/edmx">
  <edmx:Runtime>
    <!-- SSDL content -->
    <edmx:StorageModels>
    <Schema Namespace="NorthwindModel.Store" Alias="Self" Provider="System.Data.SqlClient" ProviderManifestToken="2005" xmlns:store="http://schemas.microsoft.com/ado/2007/12/edm/EntityStoreSchemaGenerator" xmlns="http://schemas.microsoft.com/ado/2006/04/edm/ssdl">
        <EntityContainer Name="NorthwindModelStoreContainer">
          <EntitySet Name="Categories" EntityType="NorthwindModel.Store.Categories" store:Type="Tables" Schema="dbo" />
          <EntitySet Name="Customers" EntityType="NorthwindModel.Store.Customers" store:Type="Tables" Schema="dbo" />
          <EntitySet Name="Orders" EntityType="NorthwindModel.Store.Orders" store:Type="Tables" Schema="dbo" />
          <AssociationSet Name="FK_Orders_Customers" Association="NorthwindModel.Store.FK_Orders_Customers">
            <End Role="Customers" EntitySet="Customers" />
            <End Role="Orders" EntitySet="Orders" />
          </AssociationSet>
        </EntityContainer>
        <EntityType Name="Categories">
          <Key>
            <PropertyRef Name="CategoryID" />
          </Key>
          <Property Name="CategoryID" Type="int" Nullable="false" StoreGeneratedPattern="Identity" />
          <Property Name="CategoryName" Type="nvarchar" Nullable="false" MaxLength="15" />
          <Property Name="Description" Type="ntext" />
          <Property Name="Picture" Type="image" />
        </EntityType>
        <EntityType Name="Customers">
          <Key>
            <PropertyRef Name="CustomerID" />
          </Key>
          <Property Name="CustomerID" Type="nchar" Nullable="false" MaxLength="5" />
          <Property Name="CompanyName" Type="nvarchar" Nullable="false" MaxLength="40" />
          <Property Name="ContactName" Type="nvarchar" MaxLength="30" />
          <Property Name="ContactTitle" Type="nvarchar" MaxLength="30" />
          <Property Name="Address" Type="nvarchar" MaxLength="60" />
          <Property Name="City" Type="nvarchar" MaxLength="15" />
          <Property Name="Region" Type="nvarchar" MaxLength="15" />
          <Property Name="PostalCode" Type="nvarchar" MaxLength="10" />
          <Property Name="Country" Type="nvarchar" MaxLength="15" />
          <Property Name="Phone" Type="nvarchar" MaxLength="24" />
          <Property Name="Fax" Type="nvarchar" MaxLength="24" />
        </EntityType>
        <EntityType Name="Orders">
          <Key>
            <PropertyRef Name="OrderID" />
          </Key>
          <Property Name="OrderID" Type="int" Nullable="false" StoreGeneratedPattern="Identity" />
          <Property Name="CustomerID" Type="nchar" MaxLength="5" />
          <Property Name="EmployeeID" Type="int" />
          <Property Name="OrderDate" Type="datetime" />
          <Property Name="RequiredDate" Type="datetime" />
          <Property Name="ShippedDate" Type="datetime" />
          <Property Name="ShipVia" Type="int" />
          <Property Name="Freight" Type="money" />
          <Property Name="ShipName" Type="nvarchar" MaxLength="40" />
          <Property Name="ShipAddress" Type="nvarchar" MaxLength="60" />
          <Property Name="ShipCity" Type="nvarchar" MaxLength="15" />
          <Property Name="ShipRegion" Type="nvarchar" MaxLength="15" />
          <Property Name="ShipPostalCode" Type="nvarchar" MaxLength="10" />
          <Property Name="ShipCountry" Type="nvarchar" MaxLength="15" />
        </EntityType>
        <Association Name="FK_Orders_Customers">
          <End Role="Customers" Type="NorthwindModel.Store.Customers" Multiplicity="0..1" />
          <End Role="Orders" Type="NorthwindModel.Store.Orders" Multiplicity="*" />
          <ReferentialConstraint>
            <Principal Role="Customers">
              <PropertyRef Name="CustomerID" />
            </Principal>
            <Dependent Role="Orders">
              <PropertyRef Name="CustomerID" />
            </Dependent>
          </ReferentialConstraint>
        </Association>
      </Schema></edmx:StorageModels>
    <!-- CSDL content -->
    <edmx:ConceptualModels>
      <Schema Namespace="NorthwindModel" Alias="Self" xmlns="http://schemas.microsoft.com/ado/2006/04/edm">
        <EntityContainer Name="NorthwindEntities">
          <EntitySet Name="Customers" EntityType="NorthwindModel.Customers" />
          <EntitySet Name="Orders" EntityType="NorthwindModel.Orders" />
          <AssociationSet Name="FK_Orders_Customers" Association="NorthwindModel.FK_Orders_Customers">
            <End Role="Customers" EntitySet="Customers" />
            <End Role="Orders" EntitySet="Orders" />
          </AssociationSet>
          </EntityContainer>
        <EntityType Name="Customers">
          <Key>
            <PropertyRef Name="CustomerID" />
          </Key>
          <Property Name="CustomerID" Type="String" Nullable="false" MaxLength="5" Unicode="true" FixedLength="true" />
          <Property Name="CompanyName" Type="String" Nullable="false" MaxLength="40" Unicode="true" FixedLength="false" />
          <Property Name="ContactName" Type="String" MaxLength="30" Unicode="true" FixedLength="false" />
          <Property Name="ContactTitle" Type="String" MaxLength="30" Unicode="true" FixedLength="false" />
          <Property Name="Address" Type="String" MaxLength="60" Unicode="true" FixedLength="false" />
          <Property Name="City" Type="String" MaxLength="15" Unicode="true" FixedLength="false" />
          <Property Name="Region" Type="String" MaxLength="15" Unicode="true" FixedLength="false" />
          <Property Name="PostalCode" Type="String" MaxLength="10" Unicode="true" FixedLength="false" />
          <Property Name="Country" Type="String" MaxLength="15" Unicode="true" FixedLength="false" />
          <Property Name="Phone" Type="String" MaxLength="24" Unicode="true" FixedLength="false" />
          <Property Name="Fax" Type="String" MaxLength="24" Unicode="true" FixedLength="false" />
          <NavigationProperty Name="Orders" Relationship="NorthwindModel.FK_Orders_Customers" FromRole="Customers" ToRole="Orders" />
        </EntityType>
        <EntityType Name="Orders">
          <Key>
            <PropertyRef Name="OrderID" />
          </Key>
          <Property Name="OrderID" Type="Int32" Nullable="false" />
          <Property Name="EmployeeID" Type="Int32" />
          <Property Name="OrderDate" Type="DateTime" />
          <Property Name="RequiredDate" Type="DateTime" />
          <Property Name="ShippedDate" Type="DateTime" />
          <Property Name="ShipVia" Type="Int32" />
          <Property Name="Freight" Type="Decimal" Precision="19" Scale="4" />
          <Property Name="ShipName" Type="String" MaxLength="40" Unicode="true" FixedLength="false" />
          <Property Name="ShipAddress" Type="String" MaxLength="60" Unicode="true" FixedLength="false" />
          <Property Name="ShipCity" Type="String" MaxLength="15" Unicode="true" FixedLength="false" />
          <Property Name="ShipRegion" Type="String" MaxLength="15" Unicode="true" FixedLength="false" />
          <Property Name="ShipPostalCode" Type="String" MaxLength="10" Unicode="true" FixedLength="false" />
          <Property Name="ShipCountry" Type="String" MaxLength="15" Unicode="true" FixedLength="false" />
          <NavigationProperty Name="Customers" Relationship="NorthwindModel.FK_Orders_Customers" FromRole="Orders" ToRole="Customers" />
        </EntityType>
        <Association Name="FK_Orders_Customers">
          <End Role="Customers" Type="NorthwindModel.Customers" Multiplicity="0..1" />
          <End Role="Orders" Type="NorthwindModel.Orders" Multiplicity="*" />
        </Association>
        </Schema>
    </edmx:ConceptualModels>
    <!-- C-S mapping content -->
    <edmx:Mappings>
      <Mapping Space="C-S" xmlns="urn:schemas-microsoft-com:windows:storage:mapping:CS">
        <EntityContainerMapping StorageEntityContainer="NorthwindModelStoreContainer" CdmEntityContainer="NorthwindEntities">
          <EntitySetMapping Name="Customers">
            <EntityTypeMapping TypeName="IsTypeOf(NorthwindModel.Customers)">
              <MappingFragment StoreEntitySet="Customers">
                <ScalarProperty Name="CustomerID" ColumnName="CustomerID" />
                <ScalarProperty Name="CompanyName" ColumnName="CompanyName" />
                <ScalarProperty Name="ContactName" ColumnName="ContactName" />
                <ScalarProperty Name="ContactTitle" ColumnName="ContactTitle" />
                <ScalarProperty Name="Address" ColumnName="Address" />
                <ScalarProperty Name="City" ColumnName="City" />
                <ScalarProperty Name="Region" ColumnName="Region" />
                <ScalarProperty Name="PostalCode" ColumnName="PostalCode" />
                <ScalarProperty Name="Country" ColumnName="Country" />
                <ScalarProperty Name="Phone" ColumnName="Phone" />
                <ScalarProperty Name="Fax" ColumnName="Fax" />
              </MappingFragment>
            </EntityTypeMapping>
          </EntitySetMapping>
          <EntitySetMapping Name="Orders">
            <EntityTypeMapping TypeName="IsTypeOf(NorthwindModel.Orders)">
              <MappingFragment StoreEntitySet="Orders">
                <ScalarProperty Name="OrderID" ColumnName="OrderID" />
                <ScalarProperty Name="EmployeeID" ColumnName="EmployeeID" />
                <ScalarProperty Name="OrderDate" ColumnName="OrderDate" />
                <ScalarProperty Name="RequiredDate" ColumnName="RequiredDate" />
                <ScalarProperty Name="ShippedDate" ColumnName="ShippedDate" />
                <ScalarProperty Name="ShipVia" ColumnName="ShipVia" />
                <ScalarProperty Name="Freight" ColumnName="Freight" />
                <ScalarProperty Name="ShipName" ColumnName="ShipName" />
                <ScalarProperty Name="ShipAddress" ColumnName="ShipAddress" />
                <ScalarProperty Name="ShipCity" ColumnName="ShipCity" />
                <ScalarProperty Name="ShipRegion" ColumnName="ShipRegion" />
                <ScalarProperty Name="ShipPostalCode" ColumnName="ShipPostalCode" />
                <ScalarProperty Name="ShipCountry" ColumnName="ShipCountry" />
              </MappingFragment>
            </EntityTypeMapping>
          </EntitySetMapping>
          <AssociationSetMapping Name="FK_Orders_Customers" TypeName="NorthwindModel.FK_Orders_Customers" StoreEntitySet="Orders">
            <EndProperty Name="Customers">
              <ScalarProperty Name="CustomerID" ColumnName="CustomerID" />
            </EndProperty>
            <EndProperty Name="Orders">
              <ScalarProperty Name="OrderID" ColumnName="OrderID" />
            </EndProperty>
            <Condition ColumnName="CustomerID" IsNull="false" />
          </AssociationSetMapping>
          </EntityContainerMapping>
      </Mapping>
    </edmx:Mappings>
  </edmx:Runtime>
  <edmx:Designer xmlns="http://schemas.microsoft.com/ado/2007/06/edmx">
    <edmx:Connection>
      <DesignerInfoPropertySet>
        <DesignerProperty Name="MetadataArtifactProcessing" Value="EmbedInOutputAssembly" />
      </DesignerInfoPropertySet>
    </edmx:Connection>
    <edmx:Options>
      <DesignerInfoPropertySet>
        <DesignerProperty Name="ValidateOnBuild" Value="true" />
      </DesignerInfoPropertySet>
    </edmx:Options>
    <edmx:Diagrams >
<Diagram Name="Northwind">
<EntityTypeShape EntityType="NorthwindModel.Customers" PointX="0.75" PointY="1.25" Width="1.5" Height="3.3263964843749996" IsExpanded="true" />
<EntityTypeShape EntityType="NorthwindModel.Orders" PointX="3" PointY="1" Width="1.5" Height="3.7109993489583331" IsExpanded="true" />
<AssociationConnector Association="NorthwindModel.FK_Orders_Customers" ManuallyRouted="false">
<ConnectorPoint PointX="2.25" PointY="2.9131982421875" />
<ConnectorPoint PointX="3" PointY="2.9131982421875" /></AssociationConnector>
        </Diagram></edmx:Diagrams>
  </edmx:Designer>
</edmx:Edmx>

Je connais mal XPath, et surtout je me demande quelle influence ont les namespaces dans les requêtes XPath.

Merci pour votre aide.