CREATE TABLE channel (channel_id NUMBER, name CLOB, owner CLOB, share_in_percent NUMBER, rating_in_percent NUMBER)
CREATE TABLE broadcast_share (channel_id NUMBER, program_id NUMBER, date CLOB, share_in_percent NUMBER)
CREATE TABLE broadcast (channel_id NUMBER, program_id NUMBER, time_of_day CLOB)
CREATE TABLE program (program_id NUMBER, name CLOB, origin CLOB, launch NUMBER, owner CLOB)

List all program origins in the alphabetical order.
SELECT origin FROM program ORDER BY origin
SELECT "origin" FROM "program" ORDER BY "origin"