abortIf($this->connection->getDatabasePlatform()->getName() != 'mysql', 'Migration can only be executed safely on \'mysql\'.'); $this->addSql('ALTER TABLE orders_normal_orders ADD source_from VARCHAR(10) DEFAULT NULL COMMENT \'订单来源 pc,h5,wxapp,aliapp,unknow,dianwu\''); } /** * @param Schema $schema */ public function down(Schema $schema): void { } }