Storm\Drivers\Platforms\Mysql\Syncing\DatabaseBuilder::GroupColumnsByKey PHP Метод

    private function GroupColumnsByKey(array $Rows, $Key)
    {
        $GroupedRows = [];
        foreach ($Rows as $Row) {
            $GroupValue = $Row[$Key];
            if (!isset($GroupedRows[$GroupValue])) {
                $GroupedRows[$GroupValue] = [];
            }
            $GroupedRows[$GroupValue][] = $Row;
        }
        return $GroupedRows;
    }