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

What are the memories and carriers of phones?
SELECT memory_in_g, carrier FROM phone
SELECT "memory_in_g", "carrier" FROM "phone"