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我的兩個類如下如何添加外鍵信息代碼首先POCO符合RIA服務
public class Client
{
public Guid Id { get; set; }
public String Name{ get; set; }
public virtual ICollection<Product> Products{ get; set; }
}
public class Product
{
public Guid Id { get; set; }
public String Model { get; set; }
public String Version { get; set; }
[ForeignKey("Client_Id")]
public virtual Client Client { get; set; }
[ForeignKey("Client")]
public Guid? Client_Id { get; set; }
}
而且的DbContext類是這樣的:
public class ClientContext : DbContext
{
public DbSet<Client> Clients { get; set; }
public DbSet<Product> Products { get; set; }
}
我已經確認這模型適用於所有常見CRUD內容的關聯數據庫。
我已經創建的網站作爲這樣一個RIA DoaminService類:
[EnableClientAccess]
public class ClientDomainService : DbDomainService<ClientContext>
{
public IQueryable<DomainModel.Product> GetProducts()
{
return this.DbContext.Controllers;
}
public IQueryable<DomainModel.Client> GetClients()
{
return this.DbContext.Clients;
}
}
當我建立Silverlight應用程序出現錯誤:
Unable to retrieve association information for assocation .... Only models that include foreign key information are supported.
我認爲[ForeignKey的]添加到Product類的Client和Client_Id屬性中的屬性將滿足「包含外鍵信息」要求。
我缺少什麼?