private void detach_projects(project entity)
		{
			this.SendPropertyChanging();
			entity.company = null;
		}
		private void attach_projects(project entity)
		{
			this.SendPropertyChanging();
			entity.company = this;
		}
		private void detach_projects(project entity)
		{
			this.SendPropertyChanging();
			entity.businessPartner = null;
		}
 partial void Deleteproject(project instance);
 partial void Updateproject(project instance);
 partial void Insertproject(project instance);