{"id":202263,"date":"2025-05-10T12:09:55","date_gmt":"2025-05-10T04:09:55","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202263\/"},"modified":"2025-05-10T12:09:55","modified_gmt":"2025-05-10T04:09:55","slug":"redis%e5%9c%a8%e6%99%ba%e8%83%bd%e5%9f%8e%e5%b8%82%e4%b8%ad%e7%9a%84%e5%ba%94%e7%94%a8%e6%8e%a2%e7%b4%a2","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202263\/","title":{"rendered":"Redis\u5728\u667a\u80fd\u57ce\u5e02\u4e2d\u7684\u5e94\u7528\u63a2\u7d22"},"content":{"rendered":"

<\/b> <\/p>\n

Redis\u5728\u667a\u80fd\u57ce\u5e02\u4e2d\u7684\u5e94\u7528\u63a2\u7d22<\/h1>\n

\u7f16\u7a0b\u5e76\u4e0d\u662f\u4e00\u4e2a\u673a\u68b0\u6027\u7684\u5de5\u4f5c\uff0c\u800c\u662f\u9700\u8981\u6709\u601d\u8003\uff0c\u6709\u521b\u65b0\u7684\u5de5\u4f5c\uff0c\u8bed\u6cd5\u662f\u56fa\u5b9a\u7684\uff0c\u4f46\u89e3\u51b3\u95ee\u9898\u7684\u601d\u8def\u5219\u662f\u4f9d\u9760\u4eba\u7684\u601d\u7ef4\uff0c\u8fd9\u5c31\u9700\u8981\u6211\u4eec\u575a\u6301\u5b66\u4e60\u548c\u66f4\u65b0\u81ea\u5df1\u7684\u77e5\u8bc6\u3002\u4eca\u5929golang\u5b66\u4e60\u7f51\u5c31\u6574\u7406\u5206\u4eab\u300aRedis\u5728\u667a\u80fd\u57ce\u5e02\u4e2d\u7684\u5e94\u7528\u63a2\u7d22\u300b\uff0c\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\uff0c\u5982\u679c\u4f60\u5bf9\u6570\u636e\u5e93\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7golang\u5b66\u4e60\u7f51\uff0c\u5728\u8fd9\u53ef\u4ee5\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5f00\u53d1\u80fd\u529b\u7684\u63d0\u5347\u3002<\/p>\n

Redis\u5728\u667a\u80fd\u57ce\u5e02\u4e2d\u7684\u5e94\u7528\u63a2\u7d22<\/p>\n

\u8fd1\u5e74\u6765\uff0c\u968f\u7740\u667a\u80fd\u57ce\u5e02\u5efa\u8bbe\u7684\u5feb\u901f\u63a8\u8fdb\uff0c\u5404\u79cd\u667a\u80fd\u8bbe\u5907\u548c\u4f20\u611f\u5668\u7684\u5e7f\u6cdb\u5e94\u7528\uff0c\u57ce\u5e02\u6570\u636e\u91cf\u5448\u73b0\u7206\u53d1\u5f0f\u589e\u957f\u7684\u8d8b\u52bf\u3002\u5728\u8fd9\u4e00\u80cc\u666f\u4e0b\uff0c\u5982\u4f55\u9ad8\u6548\u5730\u5904\u7406\u548c\u7ba1\u7406\u5927\u89c4\u6a21\u7684\u57ce\u5e02\u6570\u636e\u6210\u4e3a\u4e86\u4e00\u4e2a\u4e9f\u5f85\u89e3\u51b3\u7684\u95ee\u9898\u3002\u800cRedis\u4f5c\u4e3a\u4e00\u79cd\u9ad8\u6027\u80fd\u7684\u6570\u636e\u5b58\u50a8\u548c\u5904\u7406\u5f15\u64ce\uff0c\u4e3a\u667a\u80fd\u57ce\u5e02\u7684\u6570\u636e\u7ba1\u7406\u63d0\u4f9b\u4e86\u5168\u65b0\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n

Redis\u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u3001\u57fa\u4e8e\u5185\u5b58\u7684\u6570\u636e\u7ed3\u6784\u5b58\u50a8\u7cfb\u7edf\uff0c\u5b83\u652f\u6301\u591a\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u3001\u6709\u5e8f\u96c6\u5408\u7b49\u3002\u76f8\u6bd4\u4f20\u7edf\u7684\u5173\u7cfb\u578b\u6570\u636e\u5e93\uff0cRedis\u5177\u5907\u66f4\u5feb\u7684\u8bfb\u5199\u901f\u5ea6\u548c\u66f4\u4f4e\u7684\u5ef6\u8fdf\uff0c\u9002\u5408\u5904\u7406\u5b9e\u65f6\u7684\u9ad8\u5e76\u53d1\u6570\u636e\u3002<\/p>\n

\u5728\u667a\u80fd\u57ce\u5e02\u4e2d\uff0cRedis\u53ef\u4ee5\u5e94\u7528\u4e8e\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n

    \n
  1. \u5b9e\u65f6\u6570\u636e\u76d1\u63a7\u548c\u5904\u7406
    \u667a\u80fd\u57ce\u5e02\u4e2d\uff0c\u5404\u79cd\u4f20\u611f\u5668\u53ef\u4ee5\u5b9e\u65f6\u91c7\u96c6\u57ce\u5e02\u7684\u73af\u5883\u6570\u636e\u3001\u4ea4\u901a\u6570\u636e\u7b49\u3002\u8fd9\u4e9b\u6570\u636e\u7684\u5b9e\u65f6\u5904\u7406\u5bf9\u4e8e\u667a\u80fd\u4ea4\u901a\u3001\u667a\u80fd\u73af\u5883\u7b49\u65b9\u9762\u7684\u5e94\u7528\u975e\u5e38\u91cd\u8981\u3002\u800cRedis\u7684\u5feb\u901f\u8bfb\u5199\u80fd\u529b\u548c\u5185\u7f6e\u7684\u53d1\u5e03\/\u8ba2\u9605\u529f\u80fd\uff0c\u4f7f\u5f97\u5b83\u6210\u4e3a\u4e86\u5b9e\u65f6\u6570\u636e\u76d1\u63a7\u548c\u5904\u7406\u7684\u7406\u60f3\u9009\u62e9\u3002<\/li>\n<\/ol>\n

    \u4f8b\u5982\uff0c\u5728\u667a\u80fd\u4ea4\u901a\u7cfb\u7edf\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528Redis\u4f5c\u4e3a\u4e2d\u95f4\u4ef6\uff0c\u5b9e\u65f6\u63a5\u6536\u548c\u5904\u7406\u4ea4\u901a\u6d41\u91cf\u6570\u636e\u3002\u4f20\u611f\u5668\u91c7\u96c6\u5230\u7684\u6570\u636e\u53ef\u4ee5\u901a\u8fc7Redis\u7684\u53d1\u5e03\/\u8ba2\u9605\u529f\u80fd\u4f20\u9012\u7ed9\u8ba2\u9605\u8005\uff0c\u800c\u8ba2\u9605\u8005\u53ef\u4ee5\u6839\u636e\u8fd9\u4e9b\u6570\u636e\u8fdb\u884c\u5b9e\u65f6\u7684\u4ea4\u901a\u6d41\u91cf\u5206\u6790\u3001\u62e5\u5835\u9884\u6d4b\u7b49\u3002<\/p>\n

      \n
    1. \u6570\u636e\u7f13\u5b58\u548c\u52a0\u901f
      \u5728\u667a\u80fd\u57ce\u5e02\u4e2d\uff0c\u5927\u91cf\u7684\u6570\u636e\u9700\u8981\u88ab\u9891\u7e41\u8bbf\u95ee\u3002\u4f8b\u5982\uff0c\u57ce\u5e02\u4eba\u53e3\u3001\u9053\u8def\u7f51\u7edc\u3001\u516c\u5171\u8bbe\u65bd\u7b49\uff0c\u5b83\u4eec\u7684\u6570\u636e\u66f4\u65b0\u9891\u7387\u8f83\u4f4e\uff0c\u4f46\u8bbf\u95ee\u9891\u7387\u8f83\u9ad8\u3002\u5c06\u8fd9\u4e9b\u6570\u636e\u5b58\u50a8\u5728Redis\u4e2d\uff0c\u53ef\u4ee5\u6709\u6548\u5229\u7528Redis\u7684\u5185\u5b58\u5b58\u50a8\u548c\u9ad8\u901f\u8bfb\u5199\u80fd\u529b\uff0c\u63d0\u9ad8\u6570\u636e\u7684\u8bbf\u95ee\u901f\u5ea6\u548c\u54cd\u5e94\u65f6\u95f4\u3002<\/li>\n<\/ol>\n

      \u540c\u65f6\uff0cRedis\u8fd8\u652f\u6301\u6570\u636e\u7684\u8fc7\u671f\u548c\u6dd8\u6c70\u7b56\u7565\uff0c\u53ef\u4ee5\u6839\u636e\u9700\u6c42\u8bbe\u5b9a\u6570\u636e\u7684\u751f\u547d\u5468\u671f\uff0c\u81ea\u52a8\u5220\u9664\u8fc7\u671f\u6570\u636e\uff0c\u964d\u4f4e\u5185\u5b58\u7684\u5360\u7528\u3002<\/p>\n

        \n
      1. \u5206\u5e03\u5f0f\u9501\u548c\u5e76\u53d1\u63a7\u5236
        \u5728\u667a\u80fd\u57ce\u5e02\u4e2d\uff0c\u6d89\u53ca\u5230\u5927\u91cf\u7684\u5e76\u53d1\u64cd\u4f5c\uff0c\u5982\u8d44\u6e90\u7533\u8bf7\u3001\u6570\u636e\u66f4\u65b0\u7b49\u3002\u800c\u5206\u5e03\u5f0f\u9501\u662f\u4fdd\u8bc1\u5e76\u53d1\u64cd\u4f5c\u5b89\u5168\u6027\u7684\u5173\u952e\u3002Redis\u63d0\u4f9b\u4e86\u57fa\u4e8e\u547d\u4ee4\u7684\u9501\u673a\u5236\uff0c\u53ef\u4ee5\u4f7f\u7528SETNX\u547d\u4ee4\u6765\u5b9e\u73b0\u7b80\u5355\u7684\u5206\u5e03\u5f0f\u9501\uff0c\u5728\u5206\u5e03\u5f0f\u73af\u5883\u4e2d\u4fdd\u8bc1\u6570\u636e\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<\/ol>\n

        \u4f8b\u5982\uff0c\u5728\u667a\u80fd\u505c\u8f66\u7cfb\u7edf\u4e2d\uff0c\u5f53\u6709\u8f66\u4e3b\u7533\u8bf7\u505c\u8f66\u4f4d\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7Redis\u7684\u5206\u5e03\u5f0f\u9501\u673a\u5236\u6765\u786e\u4fdd\u540c\u4e00\u65f6\u95f4\u53ea\u6709\u4e00\u4e2a\u8f66\u4e3b\u80fd\u6210\u529f\u7533\u8bf7\u505c\u8f66\u4f4d\uff0c\u907f\u514d\u91cd\u590d\u5206\u914d\u548c\u51b2\u7a81\u3002<\/p>\n

        \u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528Redis\u7684\u7b80\u5355\u4ee3\u7801\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u5b9e\u73b0\u5b9e\u65f6\u6570\u636e\u5904\u7406\u548c\u7f13\u5b58\uff1a<\/p>\n

        import redis\n\n# \u8fde\u63a5\u5230Redis\u670d\u52a1\u5668\nr = redis.StrictRedis(host='localhost', port=6379, db=0)\n\n# \u5b9e\u65f6\u6570\u636e\u8ba2\u9605\u548c\u5904\u7406\ndef handle_message(message):\n    data = message['data']\n    # \u8fdb\u884c\u5b9e\u65f6\u6570\u636e\u5904\u7406\u903b\u8f91\n    # ...\n\n# \u8ba2\u9605\u5b9e\u65f6\u6570\u636e\npubsub = r.pubsub()\npubsub.subscribe('realtime_data')\nfor message in pubsub.listen():\n    handle_message(message)\n\n# \u6570\u636e\u7f13\u5b58\u548c\u8bbf\u95ee\ndef get_city_population(city_id):\n    population = r.get('city_population:' + str(city_id))\n    if population:\n        return int(population)\n    else:\n        # \u4ece\u6570\u636e\u5e93\u4e2d\u83b7\u53d6\u6570\u636e\n        population = db.get_city_population(city_id)\n        r.set('city_population:' + str(city_id), population)\n        return population<\/pre>\n
        \u7efc\u4e0a\u6240\u8ff0\uff0cRedis\u5728\u667a\u80fd\u57ce\u5e02\u4e2d\u5177\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\u524d\u666f\u3002\u51ed\u501f\u5176\u9ad8\u6027\u80fd\u548c\u7075\u6d3b\u7684\u7279\u6027\uff0cRedis\u53ef\u4ee5\u6709\u6548\u5730\u5904\u7406\u548c\u7ba1\u7406\u5927\u89c4\u6a21\u7684\u6570\u636e\uff0c\u52a0\u901f\u667a\u80fd\u57ce\u5e02\u7684\u5efa\u8bbe\u8fdb\u7a0b\uff0c\u5e76\u4e3a\u667a\u6167\u4ea4\u901a\u3001\u667a\u80fd\u73af\u5883\u3001\u667a\u80fd\u505c\u8f66\u7b49\u5e94\u7528\u63d0\u4f9b\u652f\u6301\u3002\u540c\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u5728\u5177\u4f53\u5e94\u7528\u4e2d\u5408\u7406\u4f7f\u7528Redis\u7684\u529f\u80fd\u548c\u7279\u6027\uff0c\u786e\u4fdd\u6570\u636e\u7684\u5b89\u5168\u6027\u548c\u4e00\u81f4\u6027\u3002<\/p>\n
        \n
        \n <\/dt>\n
        \n   \u5982\u4f55\u4f7f\u7528Docker\u8fdb\u884c\u5bb9\u5668\u7684\u8d44\u6e90\u9650\u5236\u548c\u6027\u80fd\u8c03\u4f18\n <\/dd>\n<\/dl>\n
        \n
        \n <\/dt>\n
        \n   \u5982\u4f55\u4f7f\u7528Redis\u5b9e\u73b0\u5206\u5e03\u5f0f\u8ba1\u6570\u5668\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
        Redis\u5728\u667a\u80fd\u57ce\u5e02\u4e2d\u7684\u5e94\u7528\u63a2\u7d22...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-202263","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202263","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=202263"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202263\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202263"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202263"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202263"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}