'ar_title' => $this->title->getDBkey(),
];
- // TODO: ORDER BY ar_timestamp DESC, ar_rev_id DESC, to remove ambiguity.
- // HOWEVER this requires ar_rev_id to be added to the name_title_timestamp index first!
- // Otherwise, adding this ar_rev_id to the order will result in a file sort!
- $options = [ 'ORDER BY' => 'ar_timestamp DESC' ];
+ // NOTE: ordering by ar_timestamp and ar_id, to remove ambiguity.
+ // XXX: Ideally, we would be ordering by ar_timestamp and ar_rev_id, but since we
+ // don't have an index on ar_rev_id, that causes a file sort.
+ $options = [ 'ORDER BY' => 'ar_timestamp DESC, ar_id DESC' ];
ChangeTags::modifyDisplayQuery(
$queryInfo['tables'],