tuzai/sql/transport_waybill_alter_attachment.sql

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ALTER TABLE `transport_waybill`
  ADD COLUMN `attachment` varchar(2000) DEFAULT NULL COMMENT '�˵�����(���ŷָ�·��)' AFTER `remark`,
  ADD COLUMN `current_temp` decimal(10,2) DEFAULT NULL COMMENT '��ǰ�¶�(��)' AFTER `temp_min`;