CREATE TABLE `orpa_deposit_change_history` (
  `id`              int(11)       NOT NULL,
  `date`            datetime      NOT NULL,
  `orpa_id`         int(11)       NOT NULL,
  `deposit_percent` decimal(4, 2) NOT NULL,
  `user_id`         int(11)       NOT NULL,
  `user_type`       varchar(10)   NOT NULL
)
  ENGINE = InnoDB
  DEFAULT CHARSET = utf8;

ALTER TABLE `orpa_deposit_change_history`
  ADD PRIMARY KEY (`id`);

ALTER TABLE `orpa_deposit_change_history`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

INSERT INTO orpa_deposit_change_history
(date, orpa_id, deposit_percent, user_id, user_type)
  SELECT
    created_at,
    id,
    deposit_percent,
    created_by,
    'user'
  FROM orpa;