CREATE TABLE driver (driver_id DECIMAL, name TEXT, party TEXT, home_city TEXT, age DECIMAL)
CREATE TABLE school_bus (school_id DECIMAL, driver_id DECIMAL, years_working DECIMAL, if_full_time others)
CREATE TABLE school (school_id DECIMAL, grade TEXT, school TEXT, location TEXT, type TEXT)

How many drivers are from Hartford city or younger than 40?
SELECT COUNT(*) FROM driver WHERE home_city = 'Hartford' OR age < 40
SELECT COUNT(*) FROM "driver" WHERE "age" < 40 OR "home_city" = 'Hartford'