View file database/upgrades/20180420143318_edit_fields_in_mailings.php
<?php use Phinx\Migration\AbstractMigration; class EditFieldsInMailings extends AbstractMigration { /** * Migrate Up. */ public function up() { $table = $this->table('mailings'); $table ->changeColumn('created_at', 'integer') ->save(); } /** * Migrate Down. */ public function down() { } }