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[Study]Update Records with same key According No-unique Index, DeadLock detected

Study MySQL Innodb Deadlock

非唯一主键索引相同Key的行发生死锁

报警日志中发现了一个死锁, InnoDB Status显示两个Update语句发生了死锁故障.

此处为对死锁的学习研究.

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非唯一主键索引Update过程中相同Key之间引起死锁

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