addSql('ALTER TABLE members ADD name VARCHAR(255) DEFAULT NULL'); $this->addSql('ALTER TABLE members ADD surname VARCHAR(255) DEFAULT NULL'); } public function down(Schema $schema): void { // this down() migration is auto-generated, please modify it to your needs $this->addSql('CREATE SCHEMA public'); $this->addSql('ALTER TABLE members DROP name'); $this->addSql('ALTER TABLE members DROP surname'); } }