CREATE TABLE people (people_id NUMBER, district CLOB, name CLOB, party CLOB, age NUMBER)
CREATE TABLE debate_people (debate_id NUMBER, affirmative NUMBER, negative NUMBER, if_affirmative_win others)
CREATE TABLE debate (debate_id NUMBER, date CLOB, venue CLOB, num_of_audience NUMBER)

List the venues of debates in ascending order of the number of audience.
SELECT venue FROM debate ORDER BY num_of_audience
SELECT "venue" FROM "debate" ORDER BY "num_of_audience"