protected function setPropertyName($name) {
        if(!empty($name)) {
            $name = $this->getDriverEscaper()->escape($name);
            $name = $this->getDriverEscaper()->quote($name);
            return $this->getDriverEscaper()->reserved('predicate') . ' = ' . $name . ' ' 
                    . $this->getDriverEscaper()->dbCommand('AND') . ' ( ';
        }
        return '';
    }