-- 问题件 / 理赔件快照字段
ALTER TABLE `t_order`
  ADD COLUMN `IssueType` VARCHAR(32) NULL COMMENT '问题类型' AFTER `HandleStatus`,
  ADD COLUMN `IssueTitle` VARCHAR(128) NULL COMMENT '问题标题' AFTER `IssueType`,
  ADD COLUMN `IssueContent` TEXT NULL COMMENT '问题内容' AFTER `IssueTitle`,
  ADD COLUMN `IssueTemplateId` INT NULL COMMENT '问题模板Id' AFTER `IssueContent`,
  ADD COLUMN `IssueRemark` VARCHAR(512) NULL COMMENT '问题备注' AFTER `IssueTemplateId`,
  ADD COLUMN `IssueTime` DATETIME NULL COMMENT '标记问题件时间' AFTER `IssueRemark`,
  ADD COLUMN `ClaimType` VARCHAR(32) NULL COMMENT '理赔类型' AFTER `IssueTime`,
  ADD COLUMN `ClaimAmount` DECIMAL(18,4) NULL COMMENT '索赔金额' AFTER `ClaimType`,
  ADD COLUMN `ClaimCurrency` VARCHAR(16) NULL COMMENT '索赔币种' AFTER `ClaimAmount`,
  ADD COLUMN `ClaimReason` VARCHAR(512) NULL COMMENT '理赔原因' AFTER `ClaimCurrency`,
  ADD COLUMN `ClaimTime` DATETIME NULL COMMENT '创建理赔件时间' AFTER `ClaimReason`,
  ADD COLUMN `PreviousOrderStatus` VARCHAR(32) NULL COMMENT '进入异常状态前的订单状态' AFTER `ClaimTime`;