<?php

use yii\db\Schema;
use yii\db\Migration;

class m150922_144040_change_Importer_dataPrice extends Migration
{
    public function up()
    {
        $this->alterColumn('{{%importer}}','price_date_update','TIMESTAMP' );
        $this->createIndex('price_date', '{{%importer}}', 'price_date_update', false);
    }

    public function down()
    {
        $this->alterColumn('{{%importer}}','price_date','varchar(15)' );
        $this->dropIndex('price_date', '{{%importer}}');
    }


}