<?phpdeclare(strict_types=1);namespace DoctrineMigrations;use Doctrine\DBAL\Schema\Schema;use Doctrine\Migrations\AbstractMigration;final class Version20221014103035 extends AbstractMigration{ public function getDescription(): string { return ''; } public function up(Schema $schema): void { $this->addSql('ALTER TABLE employee DROP email'); } public function down(Schema $schema): void { $this->addSql('ALTER TABLE employee ADD email VARCHAR(255) NOT NULL'); }}