浅谈Redis与分布式锁

后续进行补充，先放个链接在这，哈哈

https://zhuanlan.zhihu.com/p/378797329#:~:text=%E6%83%B3%E8%A6%81%E5%AE%9E%E7%8E%B0%E5%88%86%E5%B8%83%E5%BC%8F%E9%94%81%EF%BC%8C%E5%BF%85%E9%A1%BB%E8%A6%81%E6%B1%82%20Redis%20%E6%9C%89%E3%80%8C%E4%BA%92%E6%96%A5%E3%80%8D%E7%9A%84%E8%83%BD%E5%8A%9B%EF%BC%8C%E6%88%91%E4%BB%AC%E5%8F%AF%E4%BB%A5%E4%BD%BF%E7%94%A8%20SETNX%20%E5%91%BD%E4%BB%A4%EF%BC%8C%E8%BF%99%E4%B8%AA%E5%91%BD%E4%BB%A4%E8%A1%A8%E7%A4%BA%20SET%20if,N%20ot%20e%20X%20ists%EF%BC%8C%E5%8D%B3%E5%A6%82%E6%9E%9C%20key%20%E4%B8%8D%E5%AD%98%E5%9C%A8%EF%BC%8C%E6%89%8D%E4%BC%9A%E8%AE%BE%E7%BD%AE%E5%AE%83%E7%9A%84%E5%80%BC%EF%BC%8C%E5%90%A6%E5%88%99%E4%BB%80%E4%B9%88%E4%B9%9F%E4%B8%8D%E5%81%9A%E3%80%82