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Mysql多表联合更新、删除

时间:2018-11-06 18:41:21      阅读:176      评论:0      收藏:0      [点我收藏+]
            UPDATE snyts_user u
            INNER JOIN snyts_order o
            ON u.user_id = o.user_id
            INNER JOIN snyts_refund_order r
            ON o.order_id = r.order_id
            SET u.training_times = u.training_times - 1
            WHERE r.refund_order_id = :refundOrderId

            DELETE ucr FROM snyts_user_class_rel ucr
            INNER JOIN snyts_order o
            ON ucr.user_id = o.user_id AND ucr.class_id = o.class_id
            INNER JOIN snyts_refund_order r
            ON o.order_id = r.order_id
            WHERE r.refund_order_id = :refundOrderId

 

Mysql多表联合更新、删除

原文:https://www.cnblogs.com/feibazhf/p/9917055.html

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