CREATE TABLE market (market_id DECIMAL, district TEXT, num_of_employees DECIMAL, num_of_shops DECIMAL, ranking DECIMAL)
CREATE TABLE phone_market (market_id DECIMAL, phone_id TEXT, num_of_stock DECIMAL)
CREATE TABLE phone (name TEXT, phone_id DECIMAL, memory_in_g DECIMAL, carrier TEXT, price DECIMAL)

List the distinct carriers of phones with memories bigger than 32.
SELECT DISTINCT carrier FROM phone WHERE memory_in_g > 32
SELECT DISTINCT "carrier" FROM "phone" WHERE "memory_in_g" > 32