Souke/console/migrations/m171227_090138_champs_priorite_developpement.php

<?php

use yii\db\Migration;
use yii\db\Schema;
use common\models\DeveloppementPriorite ;

class m171227_090138_champs_priorite_developpement extends Migration {

    public function up() {
        $this->addColumn('developpement_priorite','priorite',Schema::TYPE_STRING.' DEFAULT \''.DeveloppementPriorite::PRIORITE_NORMALE.'\'');
    }

    public function down() {
        $this->dropColumn('developpement_priorite','priorite');
    }
    
}