qimall/console/migrations/M250721161860UpdateGoodsLabel.php

<?php

namespace app\migrations;

use yii\db\Migration;

/**
 * 修改goods_label表，title由长度8改为50
 * Class M250721161860UpdateGoodsLabel
 */
class M250721161860UpdateGoodsLabel extends Migration
{
    /**
     * {@inheritdoc}
     */
    public function safeUp()
    {
        // 先执行之前数据的删除 在重新插入
        try {
            $sql = <<<SQL
            ALTER TABLE qimall_goods_label MODIFY COLUMN title VARCHAR(50);
            ALTER TABLE qimall_goods_label MODIFY COLUMN sub_title VARCHAR(50);
        SQL;
            $this->execute($sql);
        } catch (\Exception $e) {
            // 处理异常
            var_dump($e->getMessage());
        }
    }

    /**
     * {@inheritdoc}
     */
    public function safeDown()
    {
        echo "M250610104039InsertTown cannot be reverted.\n";

        return false;
    }
}