create a crud funcions for manage sql table Order

public void CreateOrder(Order order)
{
    using (var db= new MyDbContext())
    {
        db.Orders.Add(order);
        db.SaveChanges();
    }
}

public Order GetOrder(int id)
{
    using (var db = new MyDbContext())
    {
        return db.Orders.Get(id);
    }
}

public void UpdateOrder(Order order)
{
    using (var db = new MyDbContext())
    {
       var orderToUpdate = GetOrder(order.Id);
       orderToUpdate.Name = order.Name;
       db.SaveChanges();
    }
}

public void DeleteOrder(Order order)
{
    using (var db = new MyDbContext())
    {
       var orderToDelete = GetOrder(order.Id);
       db.Orders.Delete(orderToDelete);
       db.SaveChanges();
    }
}