博客
关于我
Redis 高级特性(2)—— 发布 订阅模式
阅读量:503 次
发布时间:2019-03-07

本文共 1454 字,大约阅读时间需要 4 分钟。

Redis ???? ?? ????

1. ??-????

??-????????????????????????????????????????channel??????????????????????????????????????????


2. ??-????

????

???????????

publish channel message
  • channel??????????????
  • message??????

????

????????

subscribe channel [channel...]
  • channel?????????????????????????
  • [channel...]???????????????

3. ??-????

??????

?????????????????????????????????

  • subscribe?????????????

    • ???????????????
    • ??????????????????
  • message??????????

    • ???????????????
    • ??????????
  • unsubscribe?????????????????

    • ?????????????
    • ????????????????????? 0 ?????????????

  • ????

    ????

    # ??????? `channel`redis-cli -h 127.0.0.1 publish channel "hello"# ??????? `channel`redis-cli -h 127.0.0.1 publish channel "How are you"

    ????

    # ???? `channel`redis-cli -h 127.0.0.1 subscribe channel

    ????????????????????????

    # ????1) "subscribe"2) "channel"3) (integer) 11) "message"2) "channel"3) "How are you"

    ?????

    ???????????? psubscribe ???????????????

    # ????? `*` ?????redis-cli -h 127.0.0.1 psubscribe greets*

    ??????????????? greets ???????

    # ?????????redis-cli -h 127.0.0.1 publish greet1 "hello"redis-cli -h 127.0.0.1 publish greets_1 "hello"redis-cli -h 127.0.0.1 publish greets_2 "world"redis-cli -h 127.0.0.1 publish greets_3 "I am redis"

    ?????

    # ????1) "psubscribe"2) "greets*"3) (integer) 11) "pmessage"2) "greets*"3) "greets_1"4) "hello"1) "pmessage"2) "greets*"3) "greets_2"4) "world"1) "pmessage"2) "greets*"3) "greets_3"4) "I am redis"

    ?????????????? Redis ??-??????????????

    转载地址:http://njkjz.baihongyu.com/

    你可能感兴趣的文章
    Objective-C实现fibonacci斐波那契算法(附完整源码)
    查看>>
    Objective-C实现FIFO(附完整源码)
    查看>>
    Objective-C实现FigurateNumber垛积数算法(附完整源码)
    查看>>
    Objective-C实现finding bridges寻找桥梁算法(附完整源码)
    查看>>
    Objective-C实现first come first served先到先得算法(附完整源码)
    查看>>
    Objective-C实现FIR滤波器(附完整源码)
    查看>>
    Objective-C实现fischer yates shuffle洗牌算法(附完整源码)
    查看>>
    Objective-C实现FisherYates Shuffle洗牌算法(附完整源码)
    查看>>
    Objective-C实现fisherYates洗牌算法(附完整源码)
    查看>>
    Objective-C实现FloodFill洪水填充函数算法(附完整源码)
    查看>>
    Objective-C实现Floyd-Warshall算法(附完整源码)
    查看>>
    Objective-C实现FPmax算法(附完整源码)
    查看>>
    Objective-C实现frequency finder频率探测器算法(附完整源码)
    查看>>
    Objective-C实现FTP上传文件(附完整源码)
    查看>>
    Objective-C实现FTP文件上传(附完整源码)
    查看>>
    Objective-C实现FTP文件下载(附完整源码)
    查看>>
    Objective-C实现fuzzy operations模糊运算算法(附完整源码)
    查看>>
    Objective-C实现Gale-Shapley盖尔-沙普利算法(附完整源码)
    查看>>
    Objective-C实现gamma recursive伽玛递归算法(附完整源码)
    查看>>
    Objective-C实现gamma 伽玛功能算法(附完整源码)
    查看>>