SET foreign_key_checks = 0;

-- Drop all old tables
DROP TABLE IF EXISTS users_old;
DROP TABLE IF EXISTS messages;
DROP TABLE IF EXISTS embeds;
DROP TABLE IF EXISTS embed_fields;
DROP TABLE IF EXISTS command_aliases;
DROP TABLE IF EXISTS macro;
DROP TABLE IF EXISTS roles;
DROP TABLE IF EXISTS command_restrictions;

-- Drop columns from channels that are no longer used
ALTER TABLE channels DROP COLUMN `name`;
ALTER TABLE channels DROP COLUMN `blacklisted`;

SET foreign_key_checks = 1;