CREATE TABLE PersonFriend (name VARCHAR2, friend VARCHAR2, year NUMBER)
CREATE TABLE Person (name VARCHAR2, age NUMBER, city CLOB, gender CLOB, job CLOB)

How old is the average person for each job Show bar chart, sort by the X in ascending.
SELECT job, AVG(age) FROM Person GROUP BY job ORDER BY job
SELECT "job", AVG("age") FROM "Person" GROUP BY "job" ORDER BY "job"