CREATE TABLE personfriend (name CLOB, friend CLOB, year NUMBER)
CREATE TABLE person (name CLOB, age NUMBER, city CLOB, gender CLOB, job CLOB)

What is the name of the person who is the oldest?
SELECT name FROM person WHERE age = (SELECT MAX(age) FROM person)
SELECT "name" FROM "person" WHERE "age" = (SELECT MAX("age") FROM "person")