SELECT T1.engineer_id ,  T1.first_name ,  T1.last_name FROM Maintenance_Engineers AS T1 JOIN Engineer_Visits AS T2 ON T1.engineer_id  =  T2.engineer_id GROUP BY T1.engineer_id ORDER BY count(*) ASC LIMIT 1
Among those engineers who have visited, which engineer makes the least number of visits? List the engineer id, first name and last name.
SELECT T1.engineer_id , T1.first_name , T1.last_name FROM Maintenance_Engineers AS T1 JOIN Engineer_Visits AS T2 ON T1.engineer_id = T2.engineer_id GROUP BY T1.engineer_id ORDER BY count ( * ) ASC LIMIT 1
select t1 . engineer_id , t1 . first_name , t1 . last_name from maintenance_engineers as t1 join engineer_visits as t2 on t1 . engineer_id = t2 . engineer_id group by t1 . engineer_id order by count ( * ) asc limit value
Among those engineers who have visited , which engineer makes the least number of visits ? List the engineer id , first name and last name .