{"id":184936,"date":"2024-11-10T17:22:18","date_gmt":"2024-11-10T09:22:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/184936\/"},"modified":"2024-11-10T17:22:19","modified_gmt":"2024-11-10T09:22:19","slug":"%e4%bd%bf%e7%94%a8redis%e5%af%a6%e7%8f%be%e6%bb%91%e5%8b%95%e7%aa%97%e5%8f%a3%e8%a8%88%e6%95%b8%e5%8a%9f%e8%83%bd%ef%bc%88redis%e6%bb%91%e5%8b%95%e7%aa%97%e5%8f%a3%e8%a8%88%e6%95%b8%e5%99%a8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/184936\/","title":{"rendered":"\u4f7f\u7528Redis\u5be6\u73fe\u6ed1\u52d5\u7a97\u53e3\u8a08\u6578\u529f\u80fd\uff08redis\u6ed1\u52d5\u7a97\u53e3\u8a08\u6578\u5668\uff09"},"content":{"rendered":"

\u4f7f\u7528Redis\u5be6\u73fe\u6ed1\u52d5\u7a97\u53e3\u8a08\u6578\u529f\u80fd\uff08Redis\u6ed1\u52d5\u7a97\u53e3\u8a08\u6578\u5668\uff09<\/h1>\n

\u5728\u73fe\u4ee3\u7684\u61c9\u7528\u7a0b\u5f0f\u4e2d\uff0c\u6d41\u91cf\u63a7\u5236\u548c\u8acb\u6c42\u9650\u5236\u662f\u975e\u5e38\u91cd\u8981\u7684\u529f\u80fd\uff0c\u7279\u5225\u662f\u5728\u9ad8\u6d41\u91cf\u7684\u74b0\u5883\u4e2d\u3002Redis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u7d50\u69cb\u548c\u64cd\u4f5c\uff0c\u80fd\u5920\u8f15\u9b06\u5be6\u73fe\u6ed1\u52d5\u7a97\u53e3\u8a08\u6578\u529f\u80fd\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528Redis\u4f86\u5be6\u73fe\u6ed1\u52d5\u7a97\u53e3\u8a08\u6578\u5668\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u3002<\/p>\n

\u4ec0\u9ebc\u662f\u6ed1\u52d5\u7a97\u53e3\u8a08\u6578\u5668\uff1f<\/h2>\n

\u6ed1\u52d5\u7a97\u53e3\u8a08\u6578\u5668\u662f\u4e00\u7a2e\u7528\u65bc\u8a08\u7b97\u5728\u7279\u5b9a\u6642\u9593\u7bc4\u570d\u5167\u767c\u751f\u7684\u4e8b\u4ef6\u6578\u91cf\u7684\u6280\u8853\u3002\u8207\u56fa\u5b9a\u7a97\u53e3\u8a08\u6578\u5668\u4e0d\u540c\uff0c\u6ed1\u52d5\u7a97\u53e3\u8a08\u6578\u5668\u80fd\u5920\u63d0\u4f9b\u66f4\u7cbe\u78ba\u7684\u8a08\u6578\uff0c\u56e0\u70ba\u5b83\u6703\u6839\u64da\u7576\u524d\u6642\u9593\u52d5\u614b\u8abf\u6574\u8a08\u6578\u7bc4\u570d\u3002\u9019\u5728API\u8acb\u6c42\u9650\u5236\u3001\u6d41\u91cf\u63a7\u5236\u548c\u5176\u4ed6\u9700\u8981\u7cbe\u78ba\u8a08\u6578\u7684\u5834\u666f\u4e2d\u975e\u5e38\u6709\u7528\u3002<\/p>\n

Redis\u7684\u6578\u64da\u7d50\u69cb<\/h2>\n

Redis\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5176\u4e2d\u6700\u9069\u5408\u5be6\u73fe\u6ed1\u52d5\u7a97\u53e3\u8a08\u6578\u5668\u7684\u662f\u5217\u8868\uff08List\uff09\u548c\u6709\u5e8f\u96c6\u5408\uff08Sorted Set\uff09\u3002\u9019\u4e9b\u6578\u64da\u7d50\u69cb\u80fd\u5920\u9ad8\u6548\u5730\u5b58\u5132\u548c\u6aa2\u7d22\u6642\u9593\u6233\uff0c\u5f9e\u800c\u5be6\u73fe\u6ed1\u52d5\u7a97\u53e3\u7684\u8a08\u6578\u529f\u80fd\u3002<\/p>\n

\u4f7f\u7528\u6709\u5e8f\u96c6\u5408\u5be6\u73fe\u6ed1\u52d5\u7a97\u53e3\u8a08\u6578\u5668<\/h3>\n

\u6709\u5e8f\u96c6\u5408\u662f\u4e00\u7a2e\u53ef\u4ee5\u6839\u64da\u5206\u6578\u9032\u884c\u6392\u5e8f\u7684\u6578\u64da\u7d50\u69cb\uff0c\u9019\u4f7f\u5f97\u5b83\u975e\u5e38\u9069\u5408\u7528\u65bc\u6642\u9593\u6233\u7684\u5b58\u5132\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528\u6709\u5e8f\u96c6\u5408\u5be6\u73fe\u6ed1\u52d5\u7a97\u53e3\u8a08\u6578\u5668\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n

    \n
  1. \u6bcf\u7576\u4e00\u500b\u4e8b\u4ef6\u767c\u751f\u6642\uff0c\u5c07\u7576\u524d\u6642\u9593\u6233\u4f5c\u70ba\u5206\u6578\uff0c\u4e8b\u4ef6\u7684\u6a19\u8b58\u7b26\u4f5c\u70ba\u6210\u54e1\u6dfb\u52a0\u5230\u6709\u5e8f\u96c6\u5408\u4e2d\u3002<\/li>\n
  2. \u5b9a\u671f\u522a\u9664\u8d85\u51fa\u6ed1\u52d5\u7a97\u53e3\u7bc4\u570d\u7684\u904e\u671f\u4e8b\u4ef6\u3002<\/li>\n
  3. \u67e5\u8a62\u7576\u524d\u7a97\u53e3\u5167\u7684\u4e8b\u4ef6\u6578\u91cf\u3002<\/li>\n<\/ol>\n

    \u793a\u4f8b\u4ee3\u78bc<\/h4>\n
    import redis\nimport time\n\n# \u9023\u63a5\u5230Redis\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u5b9a\u7fa9\u6ed1\u52d5\u7a97\u53e3\u7684\u5927\u5c0f\uff08\u4f8b\u5982\uff1a60\u79d2\uff09\nWINDOW_SIZE = 60\n\ndef add_event(event_id):\n    current_time = time.time()\n    # \u5c07\u4e8b\u4ef6\u6dfb\u52a0\u5230\u6709\u5e8f\u96c6\u5408\uff0c\u5206\u6578\u70ba\u7576\u524d\u6642\u9593\n    r.zadd('event_counter', {event_id: current_time})\n    # \u522a\u9664\u8d85\u51fa\u7a97\u53e3\u7684\u4e8b\u4ef6\n    r.zremrangebyscore('event_counter', 0, current_time - WINDOW_SIZE)\n\ndef get_event_count():\n    current_time = time.time()\n    # \u8fd4\u56de\u7576\u524d\u7a97\u53e3\u5167\u7684\u4e8b\u4ef6\u6578\u91cf\n    return r.zcount('event_counter', current_time - WINDOW_SIZE, current_time)\n\n# \u4f7f\u7528\u793a\u4f8b\nadd_event('event_1')\nadd_event('event_2')\nprint(\"\u7576\u524d\u7a97\u53e3\u5167\u7684\u4e8b\u4ef6\u6578\u91cf:\", get_event_count())\n<\/code><\/pre>\n
    \u6027\u80fd\u8003\u91cf<\/h2>\n
    \u4f7f\u7528Redis\u5be6\u73fe\u6ed1\u52d5\u7a97\u53e3\u8a08\u6578\u5668\u7684\u6027\u80fd\u975e\u5e38\u9ad8\uff0c\u56e0\u70baRedis\u662f\u57fa\u65bc\u5167\u5b58\u7684\u6578\u64da\u5eab\uff0c\u80fd\u5920\u5feb\u901f\u8b80\u53d6\u548c\u5beb\u5165\u6578\u64da\u3002\u7136\u800c\uff0c\u96a8\u8457\u4e8b\u4ef6\u6578\u91cf\u7684\u589e\u52a0\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6709\u5e8f\u96c6\u5408\u7684\u5927\u5c0f\u4e0d\u65b7\u589e\u9577\uff0c\u56e0\u6b64\u5b9a\u671f\u6e05\u7406\u904e\u671f\u7684\u4e8b\u4ef6\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n
    \u7d50\u8ad6<\/h2>\n
    \u6ed1\u52d5\u7a97\u53e3\u8a08\u6578\u5668\u662f\u4e00\u7a2e\u5f37\u5927\u7684\u6280\u8853\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u5728\u9ad8\u6d41\u91cf\u74b0\u5883\u4e2d\u6709\u6548\u5730\u7ba1\u7406\u8acb\u6c42\u548c\u6d41\u91cf\u3002\u4f7f\u7528Redis\u7684\u6709\u5e8f\u96c6\u5408\u4f86\u5be6\u73fe\u9019\u4e00\u529f\u80fd\uff0c\u4e0d\u50c5\u7c21\u55ae\u6613\u884c\uff0c\u800c\u4e14\u6027\u80fd\u512a\u8d8a\u3002\u901a\u904e\u4e0a\u8ff0\u793a\u4f8b\u4ee3\u78bc\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5feb\u901f\u4e0a\u624b\u4e26\u6839\u64da\u81ea\u5df1\u7684\u9700\u6c42\u9032\u884c\u64f4\u5c55\u3002<\/p>\n
    \u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72\u60a8\u7684\u61c9\u7528\u7a0b\u5f0f\uff0c\u8003\u616e\u4f7f\u7528\u9999\u6e2fVPS<\/a>\u4f86\u652f\u6301\u60a8\u7684Redis\u5be6\u73fe\uff0c\u78ba\u4fdd\u60a8\u7684\u61c9\u7528\u7a0b\u5f0f\u5728\u9ad8\u6d41\u91cf\u4e0b\u4f9d\u7136\u7a69\u5b9a\u904b\u884c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u4e86\u89e3\u5982\u4f55\u4f7f\u7528Redis\u5be6\u73fe\u6ed1\u52d5\u7a97\u53e3\u8a08\u6578\u529f\u80fd\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u9069\u7528\u65bc\u6d41\u91cf\u63a7\u5236\u548c\u5be6\u6642\u5206\u6790\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-184936","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184936","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=184936"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184936\/revisions"}],"predecessor-version":[{"id":184937,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184936\/revisions\/184937"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=184936"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=184936"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=184936"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}