addSql('ALTER TABLE user ADD created_at DATETIME NOT NULL COMMENT \'(DC2Type:datetime_immutable)\', ADD modified_at DATETIME DEFAULT NULL COMMENT \'(DC2Type:datetime_immutable)\''); } public function down(Schema $schema): void { // this down() migration is auto-generated, please modify it to your needs $this->addSql('ALTER TABLE `user` DROP created_at, DROP modified_at'); } }