patrollers on trwiki not active since N days ago

SQL

USE trwiki_p;
SELECT NOW() as updated;

SET @N = -731;

SELECT CONCAT("[[User:",user_name,"|]]") as kullanici, last_edit as son_katki, user_editcount as katki_sayisi, DATEDIFF(NOW(), last_edit) as gun, ug_group as grup
, replace(ufg_group,'editor', null) as eski_grup, round(DATEDIFF(NOW(), last_edit)/365.24,2) as yil
	FROM (SELECT *, MAX(rev_timestamp) AS last_edit FROM revision_userindex WHERE rev_user > 0 GROUP BY rev_user) AS latest
	JOIN user  ON user_id = latest.rev_user
     JOIN user_groups  ON ug_user = user_id
     LEFT JOIN user_former_groups ON ufg_user= ug_user
     
WHERE (ug_group = 'patroller')
AND last_edit < DATE_ADD(NOW(), INTERVAL @N DAY)
ORDER BY last_edit ASC
;
SELECT NOW();
SQL

Checking query status...
