SELECT T2.investor_id ,  T1.Investor_details FROM INVESTORS AS T1 JOIN TRANSACTIONS AS T2 ON T1.investor_id  =  T2.investor_id GROUP BY T2.investor_id ORDER BY COUNT(*) DESC LIMIT 1
Show the id and details of the investor that has the largest number of transactions.
SELECT T2.investor_id , T1.Investor_details FROM INVESTORS AS T1 JOIN TRANSACTIONS AS T2 ON T1.investor_id = T2.investor_id GROUP BY T2.investor_id ORDER BY COUNT ( * ) DESC LIMIT 1
select t2 . investor_id , t1 . investor_details from investors as t1 join transactions as t2 on t1 . investor_id = t2 . investor_id group by t2 . investor_id order by count ( * ) desc limit value
Show the id and details of the investor that has the largest number of transactions .