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

Find the name of the program that is broadcast most frequently.
SELECT t1.name FROM program AS t1 JOIN broadcast AS t2 ON t1.program_id = t2.program_id GROUP BY t2.program_id ORDER BY COUNT(*) DESC LIMIT 1
SELECT "t1"."name" FROM "program" "t1" JOIN "broadcast" "t2" ON "t1"."program_id" = "t2"."program_id" GROUP BY "t2"."program_id" ORDER BY COUNT(*) DESC FETCH FIRST 1 ROWS ONLY