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cattleTransportation/tradeCattle/add_order_id_to_delivery.sql

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2025-10-27 17:38:20 +08:00
-- 为 delivery 表添加 order_id 字段,用于关联 order 订单表
-- 一个订单可以对应多个装车运单
ALTER TABLE `delivery`
ADD COLUMN `order_id` int(11) DEFAULT NULL COMMENT '订单ID关联order表' AFTER `id`,
ADD INDEX `idx_order_id` (`order_id`);