Active Wikipedia sysops

SQL

SELECT user_name, user_editcount,  rev_timestamp AS 'Last edit', 
CONCAT(substr(log_timestamp,1,4),"-",substr(log_timestamp,5,2), "-",substr(log_timestamp,7,2)," ",substr(log_timestamp,9,2)+7,":",substr(log_timestamp,11,2)) as 'Last Log',

ug1.ug_group AS 'user_group'
FROM `user`
LEFT JOIN user_groups ug1
	ON user_id = ug1.ug_user AND ug1.ug_group IN ('sysop')

JOIN actor
	ON actor_user = user_id

JOIN revision_userindex
	ON rev_id = (SELECT rev_id FROM revision_userindex
                 WHERE actor_id = rev_actor
                 ORDER BY rev_timestamp DESC
                 LIMIT 1)
                 
JOIN logging_userindex
	ON log_id = (SELECT log_id FROM logging_userindex
                 WHERE actor_id = log_actor
                 ORDER BY log_timestamp DESC
                 LIMIT 1)

WHERE ( 
            
  		(ug1.ug_group IS NOT NULL)
      )
  ORDER BY log_timestamp DESC
;
SQL

Checking query status...
