ALTER TABLE `fixtures`
    ADD COLUMN IF NOT EXISTS `postponement_reason` TEXT NULL AFTER `status`,
    ADD COLUMN IF NOT EXISTS `postponed_at` TIMESTAMP NULL DEFAULT NULL AFTER `postponement_reason`,
    ADD COLUMN IF NOT EXISTS `rescheduled_from_date` DATE NULL AFTER `postponed_at`,
    ADD COLUMN IF NOT EXISTS `rescheduled_from_time` TIME NULL AFTER `rescheduled_from_date`;