private void detach_Experts(Expert entity)
		{
			this.SendPropertyChanging();
			entity.Budget = null;
		}
		private void attach_Experts(Expert entity)
		{
			this.SendPropertyChanging();
			entity.Budget = this;
		}
		private void detach_Experts(Expert entity)
		{
			this.SendPropertyChanging();
			entity.SecurityTrustee = null;
		}
 partial void DeleteExpert(Expert instance);
 partial void UpdateExpert(Expert instance);
 partial void InsertExpert(Expert instance);