DROP VIEW user_alias_1, user_alias_2; ALTER TABLE community DROP COLUMN followers_url; ALTER TABLE community DROP COLUMN inbox_url; ALTER TABLE community DROP COLUMN shared_inbox_url; ALTER TABLE user_ DROP COLUMN inbox_url; ALTER TABLE user_ DROP COLUMN shared_inbox_url; -- Views are the same as before, except `*` does not reference the dropped columns CREATE VIEW user_alias_1 AS SELECT * FROM user_; CREATE VIEW user_alias_2 AS SELECT * FROM user_;