private void detach_tblClientGroups(tblClientGroup entity)
		{
			this.SendPropertyChanging();
			entity.tblCity = null;
		}
 partial void DeletetblClientGroup(tblClientGroup instance);
 partial void InserttblClientGroup(tblClientGroup instance);
 partial void UpdatetblClientGroup(tblClientGroup instance);
		private void attach_tblClientGroups(tblClientGroup entity)
		{
			this.SendPropertyChanging();
			entity.TblState = this;
		}