$et = DB_DataObject::factory($tn);
$this->selectAdd("(select count(*) from Events where Events.dup_id = evet.id) as cnt ");
$this->selectAs($et,'%s','evet');
$et = DB_DataObject::factory($tn);
$this->selectAdd("(select count(*) from Events where Events.dup_id = evet.id) as cnt ");
$this->selectAs($et,'%s','evet');