partial void DeleteEntityHoatDong(EntityHoatDong instance);
	partial void UpdateEntityHoatDong(EntityHoatDong instance);
		private void detach_EntityHoatDongs1(EntityHoatDong entity)
		{
			this.SendPropertyChanging();
			entity.EntityUser1 = null;
		}
	partial void InsertEntityHoatDong(EntityHoatDong instance);
		private void attach_EntityHoatDongs(EntityHoatDong entity)
		{
			this.SendPropertyChanging();
			entity.EntityUser = this;
		}