CREATE TABLE budget (school_id NUMBER, year NUMBER, budgeted NUMBER, total_budget_percent_budgeted NUMBER, invested NUMBER, total_budget_percent_invested NUMBER, budget_invested_percent CLOB)
CREATE TABLE endowment (endowment_id NUMBER, school_id NUMBER, donator_name CLOB, amount NUMBER)
CREATE TABLE school (school_id CLOB, school_name CLOB, location CLOB, mascot CLOB, enrollment NUMBER, ihsaa_class CLOB, ihsaa_football_class CLOB, county CLOB)

Show the names of all the donors except those whose donation amount less than 9.
SELECT donator_name FROM endowment EXCEPT SELECT donator_name FROM endowment WHERE amount < 9
SELECT "donator_name" FROM "endowment" EXCEPT SELECT "donator_name" FROM "endowment" WHERE "amount" < 9