addSql('ALTER TABLE food_vendor ADD COLUMN menu_link 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 TEMPORARY TABLE __temp__food_vendor AS SELECT name, id FROM food_vendor'); $this->addSql('DROP TABLE food_vendor'); $this->addSql('CREATE TABLE food_vendor (name VARCHAR(50) NOT NULL, id BLOB NOT NULL, PRIMARY KEY(id))'); $this->addSql('INSERT INTO food_vendor (name, id) SELECT name, id FROM __temp__food_vendor'); $this->addSql('DROP TABLE __temp__food_vendor'); } }