{"id":329,"date":"2012-08-16T20:59:57","date_gmt":"2012-08-16T12:59:57","guid":{"rendered":"http:\/\/www.royalwzy.com\/?p=329"},"modified":"2014-04-11T14:30:11","modified_gmt":"2014-04-11T06:30:11","slug":"redis%e5%ad%a6%e4%b9%a002-%e6%95%b0%e6%8d%ae%e7%b1%bb%e5%9e%8b%e4%bb%8b%e7%bb%8d","status":"publish","type":"post","link":"http:\/\/www.royalwzy.com\/?p=329","title":{"rendered":"Redis\u5b66\u4e6002–\u6570\u636e\u7c7b\u578b\u4ecb\u7ecd"},"content":{"rendered":"
Redis\u4e2d\u7684\u6570\u636e\u7c7b\u578b<\/p>\n
\n
    \n
  1. Redis\u4e2d\u652f\u6301\u7684\u6570\u636e\u7c7b\u578b:\n
      \n
    1. string;<\/li>\n
    2. list;<\/li>\n
    3. set;<\/li>\n
    4. sorted set;<\/li>\n
    5. hash;<\/li>\n<\/ol>\n<\/li>\n
    6. Redis\u4e2d\u7684Key:\n
        \n
      1. redis\u672c\u8d28\u4e0a\u4e00\u4e2akey-value\u6570\u636e\u5e93,\u5b83\u7684key\u662f\u5b57\u7b26\u4e32\u7c7b\u578b,\u4f46\u662fkey\u4e2d\u4e0d\u80fd\u5305\u62ec\u8fb9\u754c\u5b57\u7b26,\u7531\u4e8ekey\u4e0d\u662fbinary safe\u7684\u5b57\u7b26\u4e32,\u6240\u4ee5\u50cf”my key”\u548c”mykey\\n”\u8fd9\u6837\u5305\u542b\u7a7a\u683c\u548c\u6362\u884c\u7684key\u662f\u4e0d\u5141\u8bb8\u7684(\u4e4b\u540e\u7684\u7248\u672c\u662f\u53ef\u4ee5\u5305\u542b\u4efb\u5b57\u7b26\u7684);<\/li>\n
      2. \u5728redis\u5185\u90e8\u5e76\u4e0d\u9650\u5236\u4f7f\u7528binary\u5b57\u7b26,\u8fd9\u662fredis\u534f\u8bae\u9650\u5236\u7684,”\\r\\n”\u5728\u534f\u8bae\u683c\u5f0f\u4e2d\u4f1a\u4f5c\u4e3a\u7279\u6b8a\u5b57\u7b26;redis 1.2\u4ee5\u540e\u7684\u534f\u8bae\u4e2d\u90e8\u5206\u547d\u4ee4\u5df2\u7ecf\u5f00\u59cb\u4f7f\u7528\u65b0\u7684\u534f\u8bae\u683c\u5f0f\u4e86(\u6bd4\u5982MSET),\u63a8\u8350\u628a\u5305\u542b\u8fb9\u754c\u5b57\u7b26\u5f53\u6210\u975e\u6cd5\u7684key,\u514d\u5f97\u88abbug\u7ea0\u7f20;<\/li>\n
      3. key\u7684\u4e00\u4e2a\u683c\u5f0f\u7ea6\u5b9a,object-type:id:field;\u6bd4\u5982user:1000:password,blog:xxidxx:title;key\u7684\u957f\u5ea6\u6700\u597d\u4e0d\u8981\u592a\u957f,\u9996\u5148\u5360\u5185\u5b58\u554a,\u800c\u4e14\u67e5\u627e\u65f6\u5019\u76f8\u5bf9\u77edkey\u4e5f\u66f4\u6162,\u4e0d\u8fc7\u4e5f\u4e0d\u63a8\u8350\u8fc7\u77ed\u7684key,\u53ef\u8bfb\u6027\u4e0d\u597d;<\/li>\n
      4. \u4e0ekey\u76f8\u5173\u7684\u547d\u4ee4:\n
          \n
        1. exists key:\u6d4b\u8bd5\u6307\u5b9akey\u662f\u5426\u5b58\u5728,\u8fd4\u56de1\u8868\u793a\u5b58\u5728,0\u4e0d\u5b58\u5728;<\/li>\n
        2. del key1 key2 ….keyN:\u5220\u9664\u7ed9\u5b9akey,\u8fd4\u56de\u5220\u9664key\u7684\u6570\u76ee,0\u8868\u793a\u7ed9\u5b9akey\u90fd\u4e0d\u5b58\u5728;<\/li>\n
        3. type key:\u8fd4\u56de\u7ed9\u5b9akey\u7684value\u7c7b\u578b;\u8fd4\u56denone\u8868\u793a\u4e0d\u5b58\u5728key,string\u5b57\u7b26\u7c7b\u578b,list\u94fe\u8868\u7c7b\u578b,set\u65e0\u5e8f\u96c6\u5408\u7c7b\u578b;<\/li>\n
        4. keys pattern:\u8fd4\u56de\u5339\u914d\u6307\u5b9a\u6a21\u5f0f\u7684\u6240\u6709key;\n
            \n
          1. keys *:\u83b7\u5f97\u6240\u6709\u7684keys;<\/li>\n
          2. key t*:\u83b7\u5f97t\u5f00\u5934\u7684keys;<\/li>\n
          3. key t[ab]x:\u83b7\u5f97\u4ee5t\u5f00\u5934x\u7ed3\u5c3e\u4e2d\u95f4\u662fa\u6216\u8005b\u7684keys;<\/li>\n
          4. key t?x:\u83b7\u5f97\u4ee5t\u5f00\u5934x\u7ed3\u5c3e\u4e2d\u95f4\u4e4b\u540e\u4e00\u4e2a\u5b57\u7b26\u7684keys;<\/li>\n<\/ol>\n<\/li>\n
          5. randomkey:\u8fd4\u56de\u4ece\u5f53\u524d\u6570\u636e\u5e93\u4e2d\u968f\u673a\u9009\u62e9\u7684\u4e00\u4e2akey,\u5982\u679c\u5f53\u524d\u6570\u636e\u5e93\u662f\u7a7a\u7684,\u8fd4\u56de\u7a7a\u4e32;<\/li>\n
          6. rename oldkey newkey:\u539f\u5b50\u7684\u91cd\u547d\u540d\u4e00\u4e2akey,\u5982\u679cnewkey\u5b58\u5728,\u5c06\u4f1a\u88ab\u8986\u76d6,\u8fd4\u56de1\u8868\u793a\u6210\u529f,0\u5931\u8d25;\u53ef\u80fd\u662foldkey\u4e0d\u5b58\u5728\u6216\u8005\u548cnewkey\u76f8\u540c;<\/li>\n
          7. renamenx oldkey newkey:\u540c\u4e0a,\u4f46\u662f\u5982\u679cnewkey\u5b58\u5728\u8fd4\u56de\u5931\u8d25;<\/li>\n
          8. dbsize:\u8fd4\u56de\u5f53\u524d\u6570\u636e\u5e93\u7684key\u6570\u91cf;<\/li>\n
          9. expire key seconds:\u4e3akey\u6307\u5b9a\u8fc7\u671f\u65f6\u95f4,\u5355\u4f4d\u662f\u79d2;\u8fd4\u56de1\u6210\u529f,0\u8868\u793akey\u5df2\u7ecf\u8bbe\u7f6e\u8fc7\u8fc7\u671f\u65f6\u95f4\u6216\u8005\u4e0d\u5b58\u5728;<\/li>\n
          10. ttl key:\u8fd4\u56de\u8bbe\u7f6e\u8fc7\u8fc7\u671f\u65f6\u95f4\u7684key\u7684\u5269\u4f59\u8fc7\u671f\u79d2\u6570,-1\u8868\u793akey\u4e0d\u5b58\u5728\u6216\u8005\u6ca1\u6709\u8bbe\u7f6e\u8fc7\u8fc7\u671f\u65f6\u95f4;<\/li>\n
          11. select db-index:\u901a\u8fc7\u7d22\u5f15\u9009\u62e9\u6570\u636e\u5e93,\u9ed8\u8ba4\u8fde\u63a5\u7684\u6570\u636e\u5e93\u6240\u6709\u662f0,\u9ed8\u8ba4\u6570\u636e\u5e93\u6570\u662f16\u4e2a;\u8fd4\u56de1\u8868\u793a\u6210\u529f,0\u5931\u8d25;<\/li>\n
          12. move key db-index:\u5c06key\u4ece\u5f53\u524d\u6570\u636e\u5e93\u79fb\u52a8\u5230\u6307\u5b9a\u6570\u636e\u5e93,\u8fd4\u56de1\u6210\u529f,0\u5982\u679ckey\u4e0d\u5b58\u5728,\u6216\u8005\u5df2\u7ecf\u5728\u6307\u5b9a\u6570\u636e\u5e93\u4e2d;<\/li>\n
          13. flushdb:\u5220\u9664\u5f53\u524d\u6570\u636e\u5e93\u4e2d\u6240\u6709key,\u6b64\u65b9\u6cd5\u4e0d\u4f1a\u5931\u8d25,\u614e\u7528;<\/li>\n
          14. flushall:\u5220\u9664\u6240\u6709\u6570\u636e\u5e93\u4e2d\u7684\u6240\u6709key,\u6b64\u65b9\u6cd5\u4e0d\u4f1a\u5931\u8d25,\u66f4\u52a0\u614e\u7528;<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n
          15. string\u7c7b\u578b:\n
              \n
            1. string\u662fredis\u6700\u57fa\u672c\u7684\u7c7b\u578b,\u800c\u4e14string\u7c7b\u578b\u662f\u4e8c\u8fdb\u5236\u5b89\u5168\u7684,\u5373redis\u7684string\u53ef\u4ee5\u5305\u542b\u4efb\u4f55\u6570\u636e;\u6bd4\u5982jpg\u56fe\u7247\u6216\u8005\u5e8f\u5217\u5316\u7684\u5bf9\u8c61;<\/li>\n
            2. \u4ece\u5185\u90e8\u5b9e\u73b0\u6765\u770b\u5176\u5b9estring\u53ef\u4ee5\u770b\u4f5cbyte\u6570\u7ec4,\u6700\u5927\u4e0a\u9650\u662f1G\u5b57\u8282,string\u7c7b\u578b\u7684\u5b9a\u4e49\u4e3a:struct sdshdr {long len;\u00a0long free;\u00a0char buf[];\u00a0};\n
                \n
              1. buf\u662f\u4e2achar\u6570\u7ec4\u7528\u4e8e\u5b58\u8d2e\u5b9e\u9645\u7684\u5b57\u7b26\u4e32\u5185\u5bb9,\u5176\u5b9echar\u548c\u9ad8\u7ea7\u8bed\u8a00\u4e2d\u7684byte\u662f\u7b49\u4ef7\u7684,\u90fd\u662f\u4e00\u4e2a\u5b57\u8282;<\/li>\n
              2. len\u662fbuf\u6570\u7ec4\u7684\u957f\u5ea6;<\/li>\n
              3. free\u662f\u6570\u7ec4\u4e2d\u5269\u4f59\u53ef\u7528\u5b57\u8282\u6570;<\/li>\n<\/ol>\n<\/li>\n
              4. string\u7c7b\u578b\u53ef\u4ee5\u88ab\u90e8\u5206\u547d\u4ee4\u6309int\u5904\u7406,\u6bd4\u5982incr\u7b49\u547d\u4ee4;<\/li>\n
              5. redis\u7684\u5176\u5b83\u7c7b\u578b\u50cflist, set, sorted set, hash\u5b83\u4eec\u5305\u542b\u7684\u5143\u7d20\u4e0e\u90fd\u53ea\u80fd\u662fstring\u7c7b\u578b;<\/li>\n
              6. \u5982\u679c\u53ea\u7528string\u7c7b\u578b,redis\u5c31\u53ef\u4ee5\u88ab\u770b\u4f5c\u52a0\u4e0a\u6301\u4e45\u5316\u7279\u6027\u7684memcached,\u5f53\u7136redis\u5bf9string\u7c7b\u578b\u7684\u64cd\u4f5c\u6bd4memcached\u591a\u5f88\u591a;<\/li>\n
              7. \u4e0estring\u76f8\u5173\u7684\u64cd\u4f5c:\n
                  \n
                1. set key value:\u8bbe\u7f6ekey\u5bf9\u5e94\u7684\u503c\u4e3astring\u7c7b\u578b\u7684value,\u8fd4\u56de1\u8868\u793a\u6210\u529f,0\u5931\u8d25;<\/li>\n
                2. setnx key value:\u540c\u4e0a,\u5982\u679ckey\u5df2\u7ecf\u5b58\u5728,\u8fd4\u56de0;nx\u662fnot exist\u7684\u610f\u601d;<\/li>\n
                3. get key:\u83b7\u53d6key\u5bf9\u5e94\u7684string\u503c,\u5982\u679ckey\u4e0d\u5b58\u5728\u8fd4\u56denil;<\/li>\n
                4. getset key value:\u539f\u5b50\u7684\u8bbe\u7f6ekey\u7684\u503c,\u5e76\u8fd4\u56dekey\u7684\u65e7\u503c;\u5982\u679ckey\u4e0d\u5b58\u5728\u8fd4\u56denil;<\/li>\n
                5. mget key1 key2 … keyN:\u4e00\u6b21\u83b7\u53d6\u591a\u4e2akey\u7684\u503c,\u5982\u679c\u5bf9\u5e94key\u4e0d\u5b58\u5728,\u5219\u5bf9\u5e94\u8fd4\u56denil;<\/li>\n
                6. mset key1 value1 … keyN valueN:\u4e00\u6b21\u8bbe\u7f6e\u591a\u4e2akey\u7684\u503c,\u6210\u529f\u8fd4\u56de1\u8868\u793a\u6240\u6709\u7684\u503c\u90fd\u8bbe\u7f6e\u4e86,\u5931\u8d25\u8fd4\u56de0\u8868\u793a\u6ca1\u6709\u4efb\u4f55\u503c\u88ab\u8bbe\u7f6e;<\/li>\n
                7. msetnx key1 value1 … keyN valueN:\u540c\u4e0a,\u4f46\u662f\u4e0d\u4f1a\u8986\u76d6\u5df2\u7ecf\u5b58\u5728\u7684key;<\/li>\n
                8. incr key:\u5bf9key\u7684\u503c\u505a\u52a0\u52a0\u64cd\u4f5c,\u5e76\u8fd4\u56de\u65b0\u7684\u503c;\u6ce8\u610fincr\u4e00\u4e2a\u4e0d\u662fint\u7684value\u4f1a\u8fd4\u56de\u9519\u8bef,incr\u4e00\u4e2a\u4e0d\u5b58\u5728\u7684key,\u5219\u8bbe\u7f6ekey\u4e3a1;<\/li>\n
                9. decr key:\u540c\u4e0a,\u4f46\u662f\u505a\u7684\u662f\u51cf\u51cf\u64cd\u4f5c,decr\u4e00\u4e2a\u4e0d\u5b58\u5728key,\u5219\u8bbe\u7f6ekey\u4e3a-1;<\/li>\n
                10. incrby key integer:\u540cincr,\u52a0\u6307\u5b9a\u503c,key\u4e0d\u5b58\u5728\u65f6\u5019\u4f1a\u8bbe\u7f6ekey,\u5e76\u8ba4\u4e3a\u539f\u6765\u7684value\u662f0;<\/li>\n
                11. decrby key integer:\u540cdecr,\u51cf\u6307\u5b9a\u503c;decrby\u5b8c\u5168\u662f\u4e3a\u4e86\u53ef\u8bfb\u6027,\u6211\u4eec\u5b8c\u5168\u53ef\u4ee5\u901a\u8fc7incrby\u4e00\u4e2a\u8d1f\u503c\u6765\u5b9e\u73b0\u540c\u6837\u6548\u679c,\u53cd\u4e4b\u4e00\u6837;<\/li>\n
                12. substr key\u00a0start end:\u8fd4\u56de\u622a\u53d6\u8fc7\u7684key\u7684\u5b57\u7b26\u4e32\u503c,\u6ce8\u610f\u5e76\u4e0d\u4fee\u6539key\u7684\u503c,\u4e0b\u6807\u662f\u4ece0\u5f00\u59cb\u7684(redis\u57282.0\u7248\u672c\u4ee5\u540e\u4e0d\u5305\u62ec2.0,\u4f7f\u7528\u7684\u65b9\u6cd5\u662fgetrange\u53c2\u6570\u76f8\u540c);<\/li>\n
                13. append key value:\u7ed9\u6307\u5b9akey\u7684\u5b57\u7b26\u4e32\u503c\u8ffd\u52a0value,\u8fd4\u56de\u65b0\u5b57\u7b26\u4e32\u503c\u7684\u957f\u5ea6;<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n
                14. list\u7c7b\u578b:\n
                    \n
                  1. redis\u7684list\u7c7b\u578b\u5176\u5b9e\u5c31\u662f\u4e00\u4e2a\u6bcf\u4e2a\u5b50\u5143\u7d20\u90fd\u662fstring\u7c7b\u578b\u7684\u53cc\u5411\u94fe\u8868,\u6240\u4ee5[lr]push\u548c[lr]pop\u547d\u4ee4\u7684\u7b97\u6cd5\u65f6\u95f4\u590d\u6742\u5ea6\u90fd\u662fO(1),\u53e6\u5916list\u4f1a\u8bb0\u5f55\u94fe\u8868\u7684\u957f\u5ea6,\u6240\u4ee5llen\u64cd\u4f5c\u4e5f\u662fO(1);<\/li>\n
                  2. list\u63d2\u5165\u7684\u5143\u7d20,\u9ed8\u8ba4\u662f\u6309\u7167\u65f6\u95f4\u7684\u9006\u5e8f\u6392\u5217\u7684,\u6700\u65b0\u7684\u6570\u636e\u90fd\u662f\u63d2\u5165\u5230\u5934\u90e8,\u53ef\u4ee5\u901a\u8fc7lrange list 0 -1\/sort list by nosort\u67e5\u770b;<\/li>\n
                  3. \u94fe\u8868\u7684\u6700\u5927\u957f\u5ea6\u662f(2\u768432\u6b21\u65b9-1),\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7push,pop\u64cd\u4f5c\u4ece\u94fe\u8868\u7684\u5934\u90e8\u6216\u8005\u5c3e\u90e8\u6dfb\u52a0\u5220\u9664\u5143\u7d20;\u8fd9\u4f7f\u5f97list\u65e2\u53ef\u4ee5\u7528\u4f5c\u6808,\u4e5f\u53ef\u4ee5\u7528\u4f5c\u961f\u5217;<\/li>\n
                  4. list\u7684pop\u64cd\u4f5c\u8fd8\u6709\u963b\u585e\u7248\u672c\u7684,\u5f53\u6211\u4eec[lr]pop\u4e00\u4e2alist\u5bf9\u8c61\u65f6,\u5982\u679clist\u662f\u7a7a,\u6216\u8005\u4e0d\u5b58\u5728,\u4f1a\u7acb\u5373\u8fd4\u56denil,\u4f46\u662f\u963b\u585e\u7248\u672c\u7684b[lr]pop\u5219\u53ef\u4ee5\u963b\u585e,\u5f53\u7136\u53ef\u4ee5\u52a0\u8d85\u65f6\u65f6\u95f4,\u8d85\u65f6\u540e\u4e5f\u4f1a\u8fd4\u56denil;<\/li>\n
                  5. \u4e3a\u4ec0\u4e48\u8981\u963b\u585e\u7248\u672c\u7684pop\u5462:\u4e3b\u8981\u662f\u4e3a\u4e86\u907f\u514d\u8f6e\u8be2;\u4e3e\u4e2a\u7b80\u5355\u7684\u4f8b\u5b50\u5982\u679c\u6211\u4eec\u7528list\u6765\u5b9e\u73b0\u4e00\u4e2a\u5de5\u4f5c\u961f\u5217,\u6267\u884c\u4efb\u52a1\u7684thread\u53ef\u4ee5\u8c03\u7528\u963b\u585e\u7248\u672c\u7684pop\u53bb\u83b7\u53d6\u4efb\u52a1\u8fd9\u6837\u5c31\u53ef\u4ee5\u907f\u514d\u8f6e\u8be2\u53bb\u68c0\u67e5\u662f\u5426\u6709\u4efb\u52a1\u5b58\u5728,\u5f53\u4efb\u52a1\u6765\u65f6\u5019\u5de5\u4f5c\u7ebf\u7a0b\u53ef\u4ee5\u7acb\u5373\u8fd4\u56de,\u4e5f\u53ef\u4ee5\u907f\u514d\u8f6e\u8be2\u5e26\u6765\u7684\u5ef6\u8fdf;<\/li>\n
                  6. \u4e0elist\u76f8\u5173\u7684\u64cd\u4f5c:\n
                      \n
                    1. lpush key string:\u5728key\u5bf9\u5e94list\u7684\u5934\u90e8\u6dfb\u52a0\u5b57\u7b26\u4e32\u5143\u7d20,\u8fd4\u56de1\u8868\u793a\u6210\u529f,0\u8868\u793akey\u5b58\u5728\u4e14\u4e0d\u662flist\u7c7b\u578b;<\/li>\n
                    2. rpush key string:\u540c\u4e0a,\u5728\u5c3e\u90e8\u6dfb\u52a0;<\/li>\n
                    3. llen key:\u8fd4\u56dekey\u5bf9\u5e94list\u7684\u957f\u5ea6,key\u4e0d\u5b58\u5728\u8fd4\u56de0,\u5982\u679ckey\u5bf9\u5e94\u7c7b\u578b\u4e0d\u662flist\u8fd4\u56de\u9519\u8bef;<\/li>\n
                    4. lrange key start end:\u8fd4\u56de\u6307\u5b9a\u533a\u95f4\u5185\u7684\u5143\u7d20,\u4e0b\u6807\u4ece0\u5f00\u59cb,\u8d1f\u503c\u8868\u793a\u4ece\u540e\u9762\u8ba1\u7b97,-1\u8868\u793a\u5012\u6570\u7b2c\u4e00\u4e2a\u5143\u7d20,key\u4e0d\u5b58\u5728\u8fd4\u56de\u7a7a\u5217\u8868;<\/li>\n
                    5. ltrim key start end:\u622a\u53d6list,\u4fdd\u7559\u6307\u5b9a\u533a\u95f4\u5185\u5143\u7d20,\u6210\u529f\u8fd4\u56de1,key\u4e0d\u5b58\u5728\u8fd4\u56de\u9519\u8bef;<\/li>\n
                    6. lset key index value:\u8bbe\u7f6elist\u4e2d\u6307\u5b9a\u4e0b\u6807\u7684\u5143\u7d20\u503c,\u6210\u529f\u8fd4\u56de1,key\u6216\u8005\u4e0b\u6807\u4e0d\u5b58\u5728\u8fd4\u56de\u9519\u8bef;<\/li>\n
                    7. lrem key count value:\u4ecekey\u5bf9\u5e94list\u4e2d\u5220\u9664count\u4e2a\u548cvalue\u76f8\u540c\u7684\u5143\u7d20,count\u4e3a0\u65f6\u5019\u5220\u9664\u5168\u90e8;<\/li>\n
                    8. lpop key:\u4ecelist\u7684\u5934\u90e8\u5220\u9664\u5143\u7d20,\u5e76\u8fd4\u56de\u5220\u9664\u5143\u7d20,\u5982\u679ckey\u5bf9\u5e94list\u4e0d\u5b58\u5728\u6216\u8005\u662f\u7a7a\u8fd4\u56denil,\u5982\u679ckey\u5bf9\u5e94\u503c\u4e0d\u662flist\u8fd4\u56de\u9519\u8bef;<\/li>\n
                    9. rpop:\u540c\u4e0a,\u4f46\u662f\u4ece\u5c3e\u90e8\u5220\u9664;<\/li>\n
                    10. blpop key1…keyN timeout:\u4ece\u5de6\u5230\u53f3\u626b\u63cf\u8fd4\u56de\u5bf9\u7b2c\u4e00\u4e2a\u975e\u7a7alist\u8fdb\u884clpop\u64cd\u4f5c\u5e76\u8fd4\u56de;\n
                        \n
                      1. \u6bd4\u5982blpop list1 list2 list3 0,\u5982\u679clist1\u4e0d\u5b58\u5728list2,list3\u90fd\u662f\u975e\u7a7a\u5219\u5bf9list2\u505alpop\u5e76\u8fd4\u56de\u4ecelist2\u4e2d\u5220\u9664\u7684\u5143\u7d20;\u5982\u679c\u6240\u6709\u7684list\u90fd\u662f\u7a7a\u6216\u4e0d\u5b58\u5728,\u5219\u4f1a\u963b\u585etimeout\u79d2,timeout\u4e3a0\u8868\u793a\u4e00\u76f4\u963b\u585e;<\/li>\n
                      2. \u5f53\u963b\u585e\u65f6,\u5982\u679c\u6709client\u5bf9key1…keyN\u4e2d\u7684\u4efb\u610fkey\u8fdb\u884cpush\u64cd\u4f5c,\u5219\u7b2c\u4e00\u5728\u8fd9\u4e2akey\u4e0a\u88ab\u963b\u585e\u7684client\u4f1a\u7acb\u5373\u8fd4\u56de;\u5982\u679c\u8d85\u65f6\u53d1\u751f,\u5219\u8fd4\u56denil;\u6709\u70b9\u50cfunix\u7684select\u6216\u8005poll<\/li>\n<\/ol>\n<\/li>\n
                      3. brpop:\u540cblpop,\u4e00\u4e2a\u662f\u4ece\u5934\u90e8\u5220\u9664\u4e00\u4e2a\u662f\u4ece\u5c3e\u90e8\u5220\u9664;<\/li>\n
                      4. rpoplpush srckey destkey:\u4ecesrckey\u5bf9\u5e94list\u7684\u5c3e\u90e8\u79fb\u9664\u5143\u7d20\u5e76\u6dfb\u52a0\u5230destkey\u5bf9\u5e94list\u7684\u5934\u90e8,\u6700\u540e\u8fd4\u56de\u88ab\u79fb\u9664\u7684\u5143\u7d20\u503c,\u6574\u4e2a\u64cd\u4f5c\u662f\u539f\u5b50\u7684.\u5982\u679csrckey\u662f\u7a7a\u6216\u8005\u4e0d\u5b58\u5728\u8fd4\u56denil;<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n
                      5. set\u7c7b\u578b:\n
                          \n
                        1. redis\u7684set\u662fstring\u7c7b\u578b\u7684\u65e0\u5e8f\u96c6\u5408,set\u5143\u7d20\u6700\u5927\u53ef\u4ee5\u5305\u542b(2\u768432\u6b21\u65b9-1)\u4e2a\u5143\u7d20;<\/li>\n
                        2. set\u7684\u662f\u901a\u8fc7hash table\u5b9e\u73b0\u7684,\u6240\u4ee5\u6dfb\u52a0,\u5220\u9664,\u67e5\u627e\u7684\u590d\u6742\u5ea6\u90fd\u662fO(1);hash table\u4f1a\u968f\u7740\u6dfb\u52a0\u6216\u8005\u5220\u9664\u81ea\u52a8\u7684\u8c03\u6574\u5927\u5c0f,\u9700\u8981\u6ce8\u610f\u7684\u662f\u8c03\u6574hash table\u5927\u5c0f\u65f6\u5019\u9700\u8981\u540c\u6b65(\u83b7\u53d6\u5199\u9501)\u4f1a\u963b\u585e\u5176\u4ed6\u8bfb\u5199\u64cd\u4f5c,\u53ef\u80fd\u4e0d\u4e45\u540e\u5c31\u4f1a\u6539\u7528\u8df3\u8868(skip list)\u6765\u5b9e\u73b0;<\/li>\n
                        3. \u8df3\u8868\u5df2\u7ecf\u5728sorted set\u4e2d\u4f7f\u7528\u4e86,\u5173\u4e8eset\u96c6\u5408\u7c7b\u578b\u9664\u4e86\u57fa\u672c\u7684\u6dfb\u52a0\u5220\u9664\u64cd\u4f5c,\u5176\u5b83\u6709\u7528\u7684\u64cd\u4f5c\u8fd8\u5305\u542b\u96c6\u5408\u7684\u53d6\u5e76\u96c6(union),\u4ea4\u96c6(intersection),\u5dee\u96c6(difference);\u901a\u8fc7\u8fd9\u4e9b\u64cd\u4f5c\u53ef\u4ee5\u5f88\u5bb9\u6613\u7684\u5b9e\u73b0sns\u4e2d\u7684\u597d\u53cb\u63a8\u8350\u548cblog\u7684tag\u529f\u80fd;<\/span><\/li>\n
                        4. \u4e0eset\u76f8\u5173\u7684\u64cd\u4f5c:\n
                            \n
                          1. sadd key member:\u6dfb\u52a0\u4e00\u4e2astring\u5143\u7d20\u5230key\u5bf9\u5e94\u7684set\u96c6\u5408\u4e2d,\u6210\u529f\u8fd4\u56de1,\u5982\u679c\u5143\u7d20\u4ee5\u53ca\u5728\u96c6\u5408\u4e2d\u8fd4\u56de0,key\u5bf9\u5e94\u7684set\u4e0d\u5b58\u5728\u8fd4\u56de\u9519\u8bef;<\/li>\n
                          2. srem key member:\u4ecekey\u5bf9\u5e94set\u4e2d\u79fb\u9664\u7ed9\u5b9a\u5143\u7d20,\u6210\u529f\u8fd4\u56de1,\u5982\u679cmember\u5728\u96c6\u5408\u4e2d\u4e0d\u5b58\u5728\u6216\u8005key\u4e0d\u5b58\u5728\u8fd4\u56de0,\u5982\u679ckey\u5bf9\u5e94\u7684\u4e0d\u662fset\u7c7b\u578b\u7684\u503c\u8fd4\u56de\u9519\u8bef;<\/li>\n
                          3. spop key:\u5220\u9664\u5e76\u8fd4\u56dekey\u5bf9\u5e94set\u4e2d\u968f\u673a\u7684\u4e00\u4e2a\u5143\u7d20,\u5982\u679cset\u662f\u7a7a\u6216\u8005key\u4e0d\u5b58\u5728\u8fd4\u56denil;<\/li>\n
                          4. srandmember key:\u540cspop,\u968f\u673a\u53d6set\u4e2d\u7684\u4e00\u4e2a\u5143\u7d20,\u4f46\u662f\u4e0d\u5220\u9664\u5143\u7d20;<\/li>\n
                          5. smove srckey dstkey member:\u4ecesrckey\u5bf9\u5e94set\u4e2d\u79fb\u9664member\u5e76\u6dfb\u52a0\u5230dstkey\u5bf9\u5e94set\u4e2d,\u6574\u4e2a\u64cd\u4f5c\u662f\u539f\u5b50\u7684;\u6210\u529f\u8fd4\u56de1,\u5982\u679cmember\u5728srckey\u4e2d\u4e0d\u5b58\u5728\u8fd4\u56de0,\u5982\u679ckey\u4e0d\u662fset\u7c7b\u578b\u8fd4\u56de\u9519\u8bef;<\/li>\n
                          6. scard key:\u8fd4\u56deset\u7684\u5143\u7d20\u4e2a\u6570,\u5982\u679cset\u662f\u7a7a\u6216\u8005key\u4e0d\u5b58\u5728\u8fd4\u56de0;<\/li>\n
                          7. sismember key member:\u5224\u65admember\u662f\u5426\u5728set\u4e2d,\u5b58\u5728\u8fd4\u56de1,0\u8868\u793a\u4e0d\u5b58\u5728\u6216\u8005key\u4e0d\u5b58\u5728;<\/li>\n
                          8. sinter key1 key2…keyN:\u8fd4\u56de\u6240\u6709\u7ed9\u5b9akey\u7684\u4ea4\u96c6;<\/li>\n
                          9. sinterstore dstkey key1…keyN:\u540csinter,\u4f46\u662f\u4f1a\u540c\u65f6\u5c06\u4ea4\u96c6\u5b58\u5230dstkey\u4e0b;<\/li>\n
                          10. sunion key1 key2…keyN:\u8fd4\u56de\u6240\u6709\u7ed9\u5b9akey\u7684\u5e76\u96c6;<\/li>\n
                          11. sunionstore dstkey key1…keyN:\u540csunion,\u5e76\u540c\u65f6\u4fdd\u5b58\u5e76\u96c6\u5230dstkey\u4e0b;<\/li>\n
                          12. sdiff key1 key2…keyN:\u8fd4\u56de\u6240\u6709\u7ed9\u5b9akey\u7684\u5dee\u96c6;<\/li>\n
                          13. sdiffstore dstkey key1…keyN:\u540csdiff,\u5e76\u540c\u65f6\u4fdd\u5b58\u5dee\u96c6\u5230dstkey\u4e0b;<\/li>\n
                          14. smembers key:\u8fd4\u56dekey\u5bf9\u5e94set\u7684\u6240\u6709\u5143\u7d20,\u7ed3\u679c\u662f\u65e0\u5e8f\u7684;<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n
                          15. sorted set\u7c7b\u578b:\n
                              \n
                            1. \u548cset\u4e00\u6837sorted set\u4e5f\u662fstring\u7c7b\u578b\u5143\u7d20\u7684\u96c6\u5408,\u4e0d\u540c\u7684\u662f\u6bcf\u4e2a\u5143\u7d20\u90fd\u4f1a\u5173\u8054\u4e00\u4e2adouble\u7c7b\u578b\u7684score;<\/li>\n
                            2. sorted set\u7684\u5b9e\u73b0\u662fskip list\u548chash table\u7684\u6df7\u5408\u4f53\u5f53\u5143\u7d20\u88ab\u6dfb\u52a0\u5230\u96c6\u5408\u4e2d\u65f6,\u4e00\u4e2a\u5143\u7d20\u5230score\u7684\u6620\u5c04\u88ab\u6dfb\u52a0\u5230hash table\u4e2d,\u6240\u4ee5\u7ed9\u5b9a\u4e00\u4e2a\u5143\u7d20\u83b7\u53d6score\u7684\u5f00\u9500\u662fO(1),\u53e6\u4e00\u4e2ascore\u5230\u5143\u7d20\u7684\u6620\u5c04\u88ab\u6dfb\u52a0\u5230skip list\u5e76\u6309\u7167score\u6392\u5e8f,\u6240\u4ee5\u5c31\u53ef\u4ee5\u6709\u5e8f\u7684\u83b7\u53d6\u96c6\u5408\u4e2d\u7684\u5143\u7d20;\u6dfb\u52a0,\u5220\u9664\u64cd\u4f5c\u5f00\u9500\u90fd\u662fO(log(N))\u548cskip list\u7684\u5f00\u9500\u4e00\u81f4,redis\u7684skip list\u5b9e\u73b0\u7528\u7684\u662f\u53cc\u5411\u94fe\u8868,\u8fd9\u6837\u5c31\u53ef\u4ee5\u9006\u5e8f\u4ece\u5c3e\u90e8\u53d6\u5143\u7d20;<\/li>\n
                            3. sorted set\u6700\u7ecf\u5e38\u7684\u4f7f\u7528\u65b9\u5f0f\u5e94\u8be5\u662f\u4f5c\u4e3a\u7d22\u5f15\u6765\u4f7f\u7528,\u6211\u4eec\u53ef\u4ee5\u628a\u8981\u6392\u5e8f\u7684\u5b57\u6bb5\u4f5c\u4e3ascore\u5b58\u50a8,\u5bf9\u8c61\u7684id\u5f53\u5143\u7d20\u5b58\u50a8;<\/li>\n
                            4. \u4e0esorted set\u76f8\u5173\u7684\u64cd\u4f5c:\n
                                \n
                              1. zadd key score member:\u6dfb\u52a0\u5143\u7d20\u5230\u96c6\u5408,\u5143\u7d20\u5728\u96c6\u5408\u4e2d\u5b58\u5728\u5219\u66f4\u65b0\u5bf9\u5e94score;<\/li>\n
                              2. zrem key member:\u5220\u9664\u6307\u5b9a\u5143\u7d20,1\u8868\u793a\u6210\u529f,\u5982\u679c\u5143\u7d20\u4e0d\u5b58\u5728\u8fd4\u56de0;<\/li>\n
                              3. zincrby key incr member:\u589e\u52a0\u5bf9\u5e94member\u7684score\u503c,\u7136\u540e\u79fb\u52a8\u5143\u7d20\u5e76\u4fdd\u6301skip list\u4fdd\u6301\u6709\u5e8f,\u8fd4\u56de\u66f4\u65b0\u540e\u7684score\u503c;<\/li>\n
                              4. zrank key member:\u8fd4\u56de\u6307\u5b9a\u5143\u7d20\u5728\u96c6\u5408\u4e2d\u7684\u6392\u540d(\u4e0b\u6807),\u96c6\u5408\u4e2d\u5143\u7d20\u662f\u6309score\u4ece\u5c0f\u5230\u5927\u6392\u5e8f\u7684;<\/li>\n
                              5. zrevrank key member:\u540c\u4e0a,\u4f46\u662f\u96c6\u5408\u4e2d\u5143\u7d20\u662f\u6309score\u4ece\u5927\u5230\u5c0f\u6392\u5e8f;<\/li>\n
                              6. zrange key start end:\u7c7b\u4f3clrange\u64cd\u4f5c\u4ece\u96c6\u5408\u4e2d\u53bb\u6307\u5b9a\u533a\u95f4\u7684\u5143\u7d20;\u8fd4\u56de\u7684\u662f\u6709\u5e8f\u7ed3\u679c;<\/li>\n
                              7. zrevrange key start end:\u540c\u4e0a,\u8fd4\u56de\u7ed3\u679c\u662f\u6309score\u9006\u5e8f\u7684;<\/li>\n
                              8. zrangebyscore key min max:\u8fd4\u56de\u96c6\u5408\u4e2dscore\u5728\u7ed9\u5b9a\u533a\u95f4\u7684\u5143\u7d20;<\/li>\n
                              9. zcount key min max:\u8fd4\u56de\u96c6\u5408\u4e2dscore\u5728\u7ed9\u5b9a\u533a\u95f4\u7684\u6570\u91cf;<\/li>\n
                              10. zcard key:\u8fd4\u56de\u96c6\u5408\u4e2d\u5143\u7d20\u4e2a\u6570;<\/li>\n
                              11. zscore key element:\u8fd4\u56de\u7ed9\u5b9a\u5143\u7d20\u5bf9\u5e94\u7684score;<\/li>\n
                              12. zremrangebyrank key min max:\u5220\u9664\u96c6\u5408\u4e2d\u6392\u540d\u5728\u7ed9\u5b9a\u533a\u95f4\u7684\u5143\u7d20;<\/li>\n
                              13. zremrangebyscore key min max:\u5220\u9664\u96c6\u5408\u4e2dscore\u5728\u7ed9\u5b9a\u533a\u95f4\u7684\u5143\u7d20;<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n
                              14. hash\u7c7b\u578b:\n
                                  \n
                                1. redis\u7684hash\u662f\u4e00\u4e2astring\u7c7b\u578b\u7684field\u548cvalue\u7684\u6620\u5c04\u8868,\u5b83\u7684\u6dfb\u52a0,\u5220\u9664\u64cd\u4f5c\u5e73\u5747\u90fd\u662fO(1),hash\u7279\u522b\u9002\u5408\u7528\u4e8e\u5b58\u50a8\u5bf9\u8c61;<\/li>\n
                                2. \u76f8\u8f83\u4e8e\u5c06\u5bf9\u8c61\u7684\u6bcf\u4e2a\u5b57\u6bb5\u5b58\u6210\u5355\u4e2astring\u7c7b\u578b,\u5c06\u4e00\u4e2a\u5bf9\u8c61\u5b58\u50a8\u5728hash\u7c7b\u578b\u4e2d\u4f1a\u5360\u7528\u66f4\u5c11\u7684\u5185\u5b58,\u5e76\u4e14\u53ef\u4ee5\u66f4\u65b9\u4fbf\u7684\u5b58\u53d6\u6574\u4e2a\u5bf9\u8c61,\u7701\u5185\u5b58\u7684\u539f\u56e0\u662f\u65b0\u5efa\u4e00\u4e2ahash\u5bf9\u8c61\u65f6\u5f00\u59cb\u662f\u7528zipmap(\u53c8\u79f0\u4e3asmall hash)\u6765\u5b58\u50a8\u7684;<\/li>\n
                                3. zipmap\u5176\u5b9e\u5e76\u4e0d\u662fhash table,\u4f46\u662fzipmap\u76f8\u6bd4\u6b63\u5e38\u7684hash\u5b9e\u73b0\u53ef\u4ee5\u8282\u7701\u4e0d\u5c11hash\u672c\u8eab\u9700\u8981\u7684\u4e00\u4e9b\u5143\u6570\u636e\u5b58\u50a8\u5f00\u9500,\u5c3d\u7ba1zipmap\u7684\u6dfb\u52a0,\u5220\u9664,\u67e5\u627e\u90fd\u662fO(n),\u4f46\u662f\u7531\u4e8e\u4e00\u822c\u5bf9\u8c61\u7684field\u6570\u91cf\u90fd\u4e0d\u592a\u591a,\u6240\u4ee5\u4f7f\u7528zipmap\u4e5f\u662f\u5f88\u5feb\u7684,\u4e5f\u5c31\u662f\u8bf4\u6dfb\u52a0\u5220\u9664\u5e73\u5747\u8fd8\u662fO(1);<\/li>\n
                                4. \u5982\u679cfield\u6216\u8005value\u7684\u5927\u5c0f\u8d85\u51fa\u4e00\u5b9a\u9650\u5236\u540e,redis\u4f1a\u5728\u5185\u90e8\u81ea\u52a8\u5c06zipmap\u66ff\u6362\u6210\u6b63\u5e38\u7684hash\u5b9e\u73b0,\u8fd9\u4e2a\u9650\u5236\u53ef\u4ee5\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u6307\u5b9a;\n
                                    \n
                                  1. hash-max-zipmap-entries 64 #\u914d\u7f6e\u5b57\u6bb5\u6700\u591a64\u4e2a<\/li>\n
                                  2. hash-max-zipmap-value 512 #\u914d\u7f6evalue\u6700\u5927\u4e3a512\u5b57\u8282<\/li>\n<\/ol>\n<\/li>\n
                                  3. \u4e0ehash\u76f8\u5173\u7684\u64cd\u4f5c:\n
                                      \n
                                    1. hset key field value:\u8bbe\u7f6ehash field\u4e3a\u6307\u5b9a\u503c,\u5982\u679ckey\u4e0d\u5b58\u5728,\u5219\u5148\u521b\u5efa;<\/li>\n
                                    2. hget key field:\u83b7\u53d6\u6307\u5b9a\u7684hash field;<\/li>\n
                                    3. hmget key filed1….fieldN:\u83b7\u53d6\u5168\u90e8\u6307\u5b9a\u7684hash filed;<\/li>\n
                                    4. hmset key filed1 value1 … filedN valueN:\u540c\u65f6\u8bbe\u7f6ehash\u7684\u591a\u4e2afield;<\/li>\n
                                    5. hincrby key field integer:\u5c06\u6307\u5b9a\u7684hash filed \u52a0\u4e0a\u7ed9\u5b9a\u503c;<\/li>\n
                                    6. hexists key field:\u6d4b\u8bd5\u6307\u5b9afield\u662f\u5426\u5b58\u5728;<\/li>\n
                                    7. hdel key field:\u5220\u9664\u6307\u5b9a\u7684hash field;<\/li>\n
                                    8. hlen key:\u8fd4\u56de\u6307\u5b9ahash\u7684field\u6570\u91cf;<\/li>\n
                                    9. hkeys key:\u8fd4\u56dehash\u7684\u6240\u6709field;<\/li>\n
                                    10. hvals key:\u8fd4\u56dehash\u7684\u6240\u6709value;<\/li>\n
                                    11. hgetall:\u8fd4\u56dehash\u7684\u6240\u6709filed\u548cvalue;<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

                                      Redis\u4e2d\u7684\u6570\u636e\u7c7b\u578b Redis\u4e2d\u652f\u6301\u7684\u6570\u636e\u7c7b\u578b: string; list; set; sorted se […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23],"tags":[25,26],"class_list":["post-329","post","type-post","status-publish","format-standard","hentry","category-nosql","tag-nosql","tag-redis"],"_links":{"self":[{"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=\/wp\/v2\/posts\/329","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=329"}],"version-history":[{"count":0,"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=\/wp\/v2\/posts\/329\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=329"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=329"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=329"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}