CREATE TABLE aircraft (aid DECIMAL, name VARCHAR, distance DECIMAL)
CREATE TABLE flight (flno DECIMAL, origin VARCHAR, destination VARCHAR, distance DECIMAL, departure_date DATE, arrival_date DATE, price DECIMAL, aid DECIMAL)
CREATE TABLE employee (eid DECIMAL, name VARCHAR, salary DECIMAL)
CREATE TABLE certificate (eid DECIMAL, aid DECIMAL)

Can you give a histogram to compare the number of flights to each destination city?, order bars in descending order.
SELECT destination, COUNT(destination) FROM flight GROUP BY destination ORDER BY destination DESC
SELECT "destination", COUNT("destination") FROM "flight" GROUP BY "destination" ORDER BY "destination" DESC NULLS LAST