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分布式锁原理

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@ -47,3 +47,8 @@ https://github.com/madelson/DistributedLock
零度框架中提供分布式锁的基本抽象，并基于 Dapr 实现了分布式锁。 零度框架中提供分布式锁的基本抽象，并基于 Dapr 实现了分布式锁。
https://docs.dapr.io/developing-applications/building-blocks/distributed-lock/distributed-lock-api-overview https://docs.dapr.io/developing-applications/building-blocks/distributed-lock/distributed-lock-api-overview
## Redis 分布式锁原理
Redis 分布式锁的实现原理是通过 SETNX 命令，SETNX 是 Redis 的一个原子性操作，它会在键不存在时设置键的值，如果键已经存在，则不做任何操作。