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如何使用插入更新多個表?我在這裏嘗試的是行不通的。另外,如何在投票變量和現有v.weight之間加上/減去u.score?重複鍵 - 更新多個表
INSERT INTO votes (userid, publication_id, weight) VALUES (1,2,3)
ON DUPLICATE KEY
UPDATE votes v, users u
SET v.weight=1
WHERE v.userid=1
--TODO: update u.score