partial void DeleteDistribution(Distribution instance);
 partial void UpdateDistribution(Distribution instance);
		private void detach_Distributions(Distribution entity)
		{
			this.SendPropertyChanging();
			entity.DistributionList = null;
		}
 partial void InsertDistribution(Distribution instance);
		private void attach_Distributions(Distribution entity)
		{
			this.SendPropertyChanging();
			entity.User = this;
		}