protected function getData($dataRow)
    {
        $data = [];
        $relateTable = $this->getParentTableName();
        $regexp = "/{$relateTable}_(?P<name>.+)/i";
        foreach ($dataRow as $field => $value) {
            if (preg_match($regexp, $field, $matched)) {
                $data[$matched['name']] = $value;
            }
        }
        return $data;
    }