Craft\m160209_000000_seomatic_alterDescriptionsColumns::safeUp PHP Method

    public function safeUp()
    {
        $this->alterColumn('seomatic_settings', 'genericOwnerDescription', array(ColumnType::Varchar, 'maxLength' => 1024));
        $this->alterColumn('seomatic_settings', 'genericCreatorDescription', array(ColumnType::Varchar, 'maxLength' => 1024));
        // return true and let craft know its done
        return true;
    }