<?php

namespace addons\Course\console\migrations;

use yii\db\Migration;

/**
 * Class M240104142623AlterQimallAddonsCourseChapter
 */
class M240104142623AlterQimallAddonsCourseChapter extends Migration
{
    /**
     * {@inheritdoc}
     */
    public function safeUp()
    {
        try {
            $this->execute("ALTER TABLE `qimall_addons_course_chapter` ADD COLUMN `can_see_time` int(10) NULL DEFAULT 0 COMMENT '试看时长,单位:秒';");
        }catch (\Exception $e){

        }

    }

    /**
     * {@inheritdoc}
     */
    public function safeDown()
    {
        echo "M240104142623AlterQimallAddonsCourseChapter cannot be reverted.\n";

        return false;
    }

    /*
    // Use up()/down() to run migration code without a transaction.
    public function up()
    {

    }

    public function down()
    {
        echo "M240104142623AlterQimallAddonsCourseChapter cannot be reverted.\n";

        return false;
    }
    */
}