CREATE TABLE endowment (donator_name VARCHAR, amount INT)

List each donator name and the amount of endowment in descending order of the amount of endowment.
SELECT donator_name, SUM(amount) FROM endowment GROUP BY donator_name ORDER BY SUM(amount) DESC
SELECT "donator_name", SUM("amount") FROM "endowment" GROUP BY "donator_name" ORDER BY SUM("amount") DESC NULLS LAST