partial void DeleteRole(Role instance);
 partial void UpdateRole(Role instance);
		private void detach_Roles(Role entity)
		{
			this.SendPropertyChanging();
			entity.Tenant = null;
		}
 partial void InsertRole(Role instance);
		private void attach_Roles(Role entity)
		{
			this.SendPropertyChanging();
			entity.Tenant = this;
		}