begin;
alter table parks drop column "park.alias";

-- insert some missing parks
insert into parks values
('ARL03', 'Globe Life Field', 'Arlington', 'TX', 'US'),
('BUF05', 'Sahlen Field', 'Buffalo', 'NY', 'US'),
('DUN01', 'TD Ballpark', 'Dunedin', 'FL', 'US'),
('DYE01', 'Field of Dreams', 'Dyersville', 'IA', 'US');
commit;