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

How many flights with price higher than 300 for each destination city? Return a bar chart, display by the x-axis in ascending.
SELECT destination, COUNT(destination) FROM flight WHERE price > 300 GROUP BY destination ORDER BY destination
SELECT "destination", COUNT("destination") FROM "flight" WHERE "price" > 300 GROUP BY "destination" ORDER BY "destination" NULLS FIRST