* If this returns an empty array for a non-empty query result, then all the rows
* had the same column value and the query should be repeated with a higher LIMIT.
*
- * @TODO: move this elsewhere
+ * @todo move this elsewhere
*
* @param ResultWrapper $res Query result sorted by $column (ascending)
* @param string $column
+ * @param int $limit
* @return array (array of rows, string column value)
*/
protected function pageableSortedRows( ResultWrapper $res, $column, $limit ) {