qimall/console/migrations/M241021111259AlterWeightGoodsAttr.php

<?php

namespace app\migrations;

use yii\db\Migration;

/**
 * 修改商品重量weight 字段 int(11) 为 decimal(10,2)
 * Class M241021111259AlterWeightGoodsAttr
 */
class M241021111259AlterWeightGoodsAttr extends Migration
{
    /**
     * {@inheritdoc}
     */
    public function safeUp()
    {
        try {
            $sql = <<<SQL
            ALTER TABLE `qimall_goods_attr` MODIFY COLUMN `weight` decimal(10, 2) NOT NULL DEFAULT 0 COMMENT '重量（克）' AFTER `goods_no`;
SQL;
            $this->execute($sql);
        } catch (\Exception $e) {

        }
    }

    /**
     * {@inheritdoc}
     */
    public function safeDown()
    {
        echo "M241021111259AlterWeightGoodsAttr cannot be reverted.\n";

        return false;
    }
}