CREATE TABLE aircraft (aid NUMBER, name VARCHAR2, distance NUMBER)
CREATE TABLE certificate (eid NUMBER, aid NUMBER)
CREATE TABLE flight (flno NUMBER, origin VARCHAR2, destination VARCHAR2, distance NUMBER, departure_date DATE, arrival_date DATE, price NUMBER, aid NUMBER)
CREATE TABLE employee (eid NUMBER, name VARCHAR2, salary NUMBER)

Show name and distance for all aircrafts by a bar chart, and display by the total number in desc please.
SELECT name, distance FROM aircraft ORDER BY distance DESC
SELECT "name", "distance" FROM "aircraft" ORDER BY "distance" DESC