private void detach_ProjectTeams(ProjectTeam entity)
		{
			this.SendPropertyChanging();
			entity.Project = null;
		}
		private void attach_ProjectTeams(ProjectTeam entity)
		{
			this.SendPropertyChanging();
			entity.Project = this;
		}
 partial void UpdateProjectTeam(ProjectTeam instance);
 partial void DeleteProjectTeam(ProjectTeam instance);
 partial void InsertProjectTeam(ProjectTeam instance);