xh-erp.7in6.com/application/extra/purchase_order_notify_salesman_install.sql

-- 手工询价：通知业务员（可多选，顿号拼接）
ALTER TABLE `purchase_order`
  ADD COLUMN `notify_salesman` varchar(255) NOT NULL DEFAULT '' COMMENT '通知业务员(可多选)' AFTER `cywyxm`;