- 将新实体添加到
TrackableCollection
(context.Entities.Add(entity)
) (EntityState = New) TrackableCollection
不保存,从( )中删除添加的实体context.Entities.Remove(entity)
(EntityState = Unmodified)- 节省。(
context.SubmitChanges()
)
我仍然从与实体关联的数据注释中得到验证错误,为什么?
public class Entity
{
[Required]
public string Name { get; set; }
}