CREATE TABLE county_public_safety (county_id DECIMAL, name TEXT, population DECIMAL, police_officers DECIMAL, residents_per_officer DECIMAL, case_burden DECIMAL, crime_rate DECIMAL, police_force TEXT, location TEXT)
CREATE TABLE city (city_id DECIMAL, county_id DECIMAL, name TEXT, white DECIMAL, black DECIMAL, amerindian DECIMAL, asian DECIMAL, multiracial DECIMAL, hispanic DECIMAL)

What are the names of counties that do not contain any cities?
SELECT name FROM county_public_safety WHERE NOT county_id IN (SELECT county_id FROM city)
SELECT "name" FROM "county_public_safety" WHERE NOT "county_id" IN (SELECT "county_id" FROM "city")