CREATE TABLE climber (climber_id NUMBER, name CLOB, country CLOB, time CLOB, points NUMBER, mountain_id NUMBER)
CREATE TABLE mountain (mountain_id NUMBER, name CLOB, height NUMBER, prominence NUMBER, range CLOB, country CLOB)

How many climbers are from each country?
SELECT country, COUNT(*) FROM climber GROUP BY country
SELECT "country", COUNT(*) FROM "climber" GROUP BY "country"