What can the watch command in redis transaction do?

Alibaba cloud Q & A 2022-02-13 08:31:25 阅读数:968

watch command redis transaction

Redis In the transaction WATCH What can commands do ?

Take the answer 1:

WATCH Command is an optimistic lock , It can be for Redis Services provide check-and-set (CAS) Behavior . Can monitor one or more keys , Once one of the keys is modified ( Or delete ), After that, the transaction will not be executed , Monitoring continues until EXEC command .

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