SELECT policy_type_code FROM policies GROUP BY policy_type_code ORDER BY count(*) DESC LIMIT 1
Find the type code of the most frequently used policy.
SELECT policy_type_code FROM policies GROUP BY policy_type_code ORDER BY count ( * ) DESC LIMIT 1
select policy_type_code from policies group by policy_type_code order by count ( * ) desc limit value
Find the type code of the most frequently used policy .