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<?php
use yii\db\Migration;
class m170413_125133_rename_date_columns extends Migration
{
public function up()
$this->renameColumn('{{%setting}}', 'createdAt', 'created_at');
$this->renameColumn('{{%setting}}', 'updatedAt', 'updated_at');
}
public function down()
$this->renameColumn('{{%setting}}', 'created_at', 'createdAt');
$this->renameColumn('{{%setting}}', 'updated_at', 'updatedAt');
/*
// Use safeUp/safeDown to run migration code within a transaction
public function safeUp()
public function safeDown()
*/