-- t_9610_order_item 补齐 Fake AggregateRoot 并发戳（幂等）
-- 现象：详情/申报查明细时报 Unknown column 'ConcurrencyStamp' in 'field list'
-- 原因：实体继承 OmsAuditedAggregateRoot → AggregateRoot 含 ConcurrencyStamp，头表有、明细表缺
-- 注意：勿用 DEFAULT (UUID())——Galera/主从会报 Statement is unsafe（副本上 UUID 不一致）

SET @db := DATABASE();

SET @has := (
  SELECT COUNT(*)
  FROM information_schema.COLUMNS
  WHERE TABLE_SCHEMA = @db
    AND TABLE_NAME = 't_9610_order_item'
    AND COLUMN_NAME = 'ConcurrencyStamp'
);

SET @sql := IF(
  @has = 0,
  'ALTER TABLE `t_9610_order_item` ADD COLUMN `ConcurrencyStamp` CHAR(36) NOT NULL DEFAULT '''' COMMENT ''并发戳'' AFTER `IsDeleted`',
  'SELECT ''skip t_9610_order_item.ConcurrencyStamp'' AS msg'
);

PREPARE stmt FROM @sql;
EXECUTE stmt;
DEALLOCATE PREPARE stmt;

-- 已有行补确定性戳（基于主键，主从一致）；新写入由 ORM 覆盖
UPDATE `t_9610_order_item`
SET `ConcurrencyStamp` = LOWER(CONCAT(
  LPAD(HEX(`Id`), 8, '0'),
  '-0000-4000-8000-',
  LPAD(HEX(`Id`), 12, '0')
))
WHERE `ConcurrencyStamp` = '' OR `ConcurrencyStamp` IS NULL;