human
Schema:
architect (id, name, nationality, gender)
bridge (architect_id, id, name, location, length_meters, length_feet)
mill (architect_id, id, location, name, type, built_year, notes)
Please answer with SQL.
assistant
Sure, I understand.
human
Count the number of mill types.
assistant
SELECT COUNT( * ) FROM mill GROUP BY TYPE;
human
What is the most common mill type?
assistant
SELECT TYPE FROM mill GROUP BY TYPE ORDER BY COUNT( * ) DESC LIMIT 1;
human
Also provide the number of mills of this type.
assistant
SELECT TYPE , COUNT( * ) FROM mill GROUP BY TYPE ORDER BY COUNT( * ) DESC LIMIT 1 ;