Kill filesort

diff --git a/includes/specials/SpecialListusers.php b/includes/specials/SpecialListusers.php
index b0a3df6..8895c14 100644 (file)
--- a/includes/specials/SpecialListusers.php
+++ b/includes/specials/SpecialListusers.php
@@ -104,7 +104,7 @@ class UsersPager extends AlphabeticPager {
                                'COUNT(ug_group) AS numgroups',
                                'MAX(ug_group) AS singlegroup',
                                'MIN(user_registration) AS creation'),
-                       'options' => array('GROUP BY' => 'user_name'),
+                       'options' => array('GROUP BY' => $this->creationSort ? 'user_id' : 'user_name'),
                        'conds' => $conds
                );