SELECT count(*) ,  T1.fault_log_entry_id FROM Fault_Log AS T1 JOIN Engineer_Visits AS T2 ON T1.fault_log_entry_id  =  T2.fault_log_entry_id GROUP BY T1.fault_log_entry_id ORDER BY count(*) DESC LIMIT 1
How many engineer visits are required at most for a single fault log? List the number and the log entry id.
SELECT count ( * ) , T1.fault_log_entry_id FROM Fault_Log AS T1 JOIN Engineer_Visits AS T2 ON T1.fault_log_entry_id = T2.fault_log_entry_id GROUP BY T1.fault_log_entry_id ORDER BY count ( * ) DESC LIMIT 1
select count ( * ) , t1 . fault_log_entry_id from fault_log as t1 join engineer_visits as t2 on t1 . fault_log_entry_id = t2 . fault_log_entry_id group by t1 . fault_log_entry_id order by count ( * ) desc limit value
How many engineer visits are required at most for a single fault log ? List the number and the log entry id .