public static function getProbleemfactor() { self::$db = ECPFactory::getPDO("OmbProbleemfactor"); $probleem = new OmbProbleemfactor(); $sql = "SELECT * FROM `omb_probleemfactor`"; $result = $probleem->findBySql(self::$db, $sql); return self::resultToArray($result, OmbProbleemfactor::getFieldNames()); }