private void detach_Messages(GroopsMessages entity)
 {
     this.SendPropertyChanging();
     entity.GroopsUser = null;
 }
 partial void UpdateGroopsMessages(GroopsMessages instance);
 partial void DeleteGroopsMessages(GroopsMessages instance);
 private void attach_Messages(GroopsMessages entity)
 {
     this.SendPropertyChanging();
     entity.GroopsRoom = this;
 }
 partial void InsertGroopsMessages(GroopsMessages instance);
		private void detach_Messages(GroopsMessages entity)
		{
			this.SendPropertyChanging();
			entity.GroopsUser = null;
		}
 partial void DeleteGroopsMessages(GroopsMessages instance);
 partial void UpdateGroopsMessages(GroopsMessages instance);
 partial void InsertGroopsMessages(GroopsMessages instance);
		private void attach_Messages(GroopsMessages entity)
		{
			this.SendPropertyChanging();
			entity.GroopsRoom = this;
		}