-- rename the old enum
alter type sort_type_enum rename to sort_type_enum__;
-- create the new enum
-CREATE TYPE sort_type_enum AS ENUM ('Active', 'Hot', 'New', 'Old', 'TopDay', 'TopWeek', 'TopMonth', 'TopYear', 'TopAll', 'MostComments', 'NewComments');
+CREATE TYPE sort_type_enum AS ENUM ('Active', 'Hot', 'New', 'Old', 'TopDay', 'TopWeek', 'TopMonth', 'TopYear', 'TopAll', 'MostComments', 'NewComments', 'TopHour', 'TopSixHour', 'TopTwelveHour');
-- alter all you enum columns
alter table local_user