在 Yii 2.0 中，修改 MySQL 5.6 数据库中的一列数据(类型为：text，数据结构为：json)的其中某个字段的值(即搜索并替换字段中的一些文本)，基于一条 SQL 的实现

{"channel_app_source_uuid":"3efd0cbabf2a11e98f9d54ee75d2ebc1","channel_app_task_uuid":"569d5ddebf2a11e993cb54ee75d2ebc1","channel_code":"weibo","channel_type_code":"weibo_weibo_connect_web","channel_app_task_status":6}


{
  "channel_app_source_uuid": "3efd0cbabf2a11e98f9d54ee75d2ebc1",
  "channel_app_task_uuid": "569d5ddebf2a11e993cb54ee75d2ebc1",
  "channel_code": "weibo",
  "channel_type_code": "weibo_weibo_connect_web",
  "channel_app_task_status": 6
}

{"channel_app_source_uuid":"3efd0cbabf2a11e98f9d54ee75d2ebc1","channel_app_task_uuid":"569d5ddebf2a11e993cb54ee75d2ebc1","channel_code":"weibo","channel_type_code":"weibo_weibo_connect_web","channel_app_task_status":7}


{
  "channel_app_source_uuid": "3efd0cbabf2a11e98f9d54ee75d2ebc1",
  "channel_app_task_uuid": "569d5ddebf2a11e993cb54ee75d2ebc1",
  "channel_code": "weibo",
  "channel_type_code": "weibo_weibo_connect_web",
  "channel_app_task_status": 7
}

UPDATE `cpa_pub_log` SET `cpa_pub_log`.`data` = REPLACE(`cpa_pub_log`.`data`, '"channel_app_task_status":6', '"channel_app_task_status":7');

<pre class="wp-block-syntaxhighlighter-code">

<?php

use yii\db\Expression;
use yii\db\Migration;

/**
 * Class m190814_093631_have_pub_number_and_task_status
 */
class m190814_093631_have_pub_number_and_task_status extends Migration
{
    /**
     * {@inheritdoc}
     */
    public function safeUp()
    {
        $this->update('{{%pub_log}}', ['data' => new Expression('REPLACE([[data]], \'"channel_app_task_status":6\', \'"channel_app_task_status":7\')')]);
    }

    /**
     * {@inheritdoc}
     */
    public function safeDown()
    {
        echo "m190814_093631_have_pub_number_and_task_status cannot be reverted.\n";

        return false;
    }

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

    }

    public function down()
    {
        echo "m190814_093631_have_pub_number_and_task_status cannot be reverted.\n";

        return false;
    }
    */
}


</pre>

PS E:\wwwroot\channel-pub-api> ./yii migrate
Yii Migration Tool (based on Yii v2.0.15.1)

Total 1 new migration to be applied:
        m190814_093631_have_pub_number_and_task_status

Apply the above migration? (yes|no) [no]:yes
*** applying m190814_093631_have_pub_number_and_task_status
    > update {{%pub_log}} ... done (time: 0.010s)
*** applied m190814_093631_have_pub_number_and_task_status (time: 0.022s)


1 migration was applied.

Migrated up successfully.

{"channel_app_source_uuid":"3efd0cbabf2a11e98f9d54ee75d2ebc1","channel_app_task_uuid":"569d5ddebf2a11e993cb54ee75d2ebc1","channel_code":"weibo","channel_type_code":"weibo_weibo_connect_web","channel_app_task_status":7}

{
  "channel_app_source_uuid": "3efd0cbabf2a11e98f9d54ee75d2ebc1",
  "channel_app_task_uuid": "569d5ddebf2a11e993cb54ee75d2ebc1",
  "channel_code": "weibo",
  "channel_type_code": "weibo_weibo_connect_web",
  "channel_app_task_status": 7
}