在实体框架中访问模型

public class Repository{

       private static KiaNetEntities entities = null;
       public static KiaNetEntities{
           get{ return entities; }
       }

       static Repository(){
           entities = new KiaNetDbEntities();
       }
}

public static Customers[] GetCustomers(){
     var q = from c in KiaNetEntities.Customers where c.Activated select c;
     return q.ToArray();
}

public static Customers[] AddToCustomerSalary(int customerId, decimal newValue){
     var q = from c in KiaNetEntities.Customers 
     where c.Activated && c.ID == customerId
     select c;

     if(q.Count() > 0){
              var customer = q.First();
              customer.Salary += newValue;
              KiaNetEntities.SaveChanges();
     }
}