EF4 how to switch schema (e.g. dbo -> custId) so that identical tables are stored under multiple schemas
<!-- SSDL content -->
<edmx:StorageModels>
  <Schema Namespace="Model.Store" Alias="Self" Provider="System.Data.SqlClient"
          ProviderManifestToken="2008"
          xmlns:store="http://schemas.microsoft.com/ado/2007/12/edm/EntityStoreSchemaGenerator"
          xmlns="http://schemas.microsoft.com/ado/2009/02/edm/ssdl">
    <EntityContainer Name="ModelStoreContainer">
      <EntitySet Name="TestEntitySet" EntityType="Model.Store.TestEntitySet"
                 store:Type="Tables" Schema="dbo" />
    </EntityContainer>
    <EntityType Name="TestEntitySet">
      <Key>
        <PropertyRef Name="Id" />
      </Key>
      <Property Name="Id" Type="int" StoreGeneratedPattern="Identity"
                Nullable="false" />
    </EntityType>
  </Schema>
</edmx:StorageModels>