Ticket #25511: 25511.diff

wp-includes/meta.php

@@ -559 +559 @@
 
         // Get meta info
         $id_list = join(',', $ids);
-        $meta_list = $wpdb->get_results( $wpdb->prepare("SELECT $column, meta_key, meta_value FROM $table WHERE $column IN ($id_list)",
+
+        if ( 'user_id' === $column )
+                $orderby_col = 'umeta_id';
+        else
+                $orderby_col = 'meta_id';
+        
+        $meta_list = $wpdb->get_results( $wpdb->prepare("SELECT $column, meta_key, meta_value FROM $table WHERE $column IN ($id_list) ORDER BY $orderby_col ASC",
                 $meta_type), ARRAY_A );
 
         if ( !empty($meta_list) ) {