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[英]Mysql trigger to copy id from one column to another in same table when record is created
[英]Copy one column from one table to another in same database with respect to id phpmyadmin
我有 2 张桌子;活动和付款
我想将数据从列复制amount
表的Payment
列paid
表的Event
,其中Event.eid=Paymenet.event_id
如果有人知道这一点,请帮忙。
做更新
UPDATE event a
JOIN payment b ON a.eid = b.event_id
SET a.paid = b.payment
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