addSql('ALTER TABLE bovine ADD sex VARCHAR(1) DEFAULT NULL'); $this->addSql('ALTER TABLE bovine ADD exited_at TIMESTAMP(0) WITHOUT TIME ZONE DEFAULT NULL'); } public function down(Schema $schema): void { // this down() migration is auto-generated, please modify it to your needs $this->addSql('ALTER TABLE bovine DROP sex'); $this->addSql('ALTER TABLE bovine DROP exited_at'); } }