https://redis.io/commands/set/
https://redis.io/docs/manual/patterns/distributed-locks/

SET key value [NX | XX] [GET] [EX seconds | PX milliseconds |
EXAT unix-time-seconds | PXAT unix-time-milliseconds | KEEPTTL]

示例

该指令SET resource-name anystring NX EX max-lock-time，实现了简单的锁。

# 锁定PX毫秒
SET lock_key unique_value NX PX 10000
# 锁定EX秒
SET lock_key unique_value NX EX 10

版权属于：大卫科技Blog

本文链接：http://www.iyuu.cn/archives/508/

转载时须注明出处