public function getColumnName($index, $wantsAlias = false)
    {
        $column = $this->request->columnName($index);

        // DataTables is using make(false)
        if (is_numeric($column)) {
            $column = $this->getColumnNameByIndex($index);
        }

        if (Str::contains(Str::upper($column), ' AS ')) {
            $column = $this->extractColumnName($column, $wantsAlias);
        }

        return $column;
    }