<?php
declare(strict_types=1);

return [
    'up' => "ALTER TABLE `members`
    ADD COLUMN `referred_by_representative_id` INT UNSIGNED NULL AFTER `referral_source`,
    ADD INDEX `idx_members_referred_by` (`referred_by_representative_id`);",

    'down' => "ALTER TABLE `members` DROP INDEX `idx_members_referred_by`, DROP COLUMN `referred_by_representative_id`;",
];
