addSql('ALTER TABLE profiles ADD field_of_study VARCHAR(100) DEFAULT NULL, ADD province_id INT DEFAULT NULL, ADD city_id INT DEFAULT NULL, ADD postal_code VARCHAR(20) DEFAULT NULL, ADD referral_source VARCHAR(100) DEFAULT NULL'); } public function down(Schema $schema): void { // this down() migration is auto-generated, please modify it to your needs $this->addSql('ALTER TABLE profiles DROP field_of_study, DROP province_id, DROP city_id, DROP postal_code, DROP referral_source'); } }