{"id":194647,"date":"2024-11-13T08:24:18","date_gmt":"2024-11-13T00:24:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/194647\/"},"modified":"2024-11-13T08:24:20","modified_gmt":"2024-11-13T00:24:20","slug":"%e7%94%a8redis%e8%a8%88%e7%ae%97%e9%80%a3%e7%ba%8c%e7%b0%bd%e5%88%b0%e5%a4%a9%e6%95%b8%ef%bc%88redis%e7%b5%b1%e8%a8%88%e9%80%a3%e7%ba%8c%e7%b0%bd%e5%88%b0%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/194647\/","title":{"rendered":"\u7528Redis\u8a08\u7b97\u9023\u7e8c\u7c3d\u5230\u5929\u6578\uff08redis\u7d71\u8a08\u9023\u7e8c\u7c3d\u5230\uff09"},"content":{"rendered":"<h1 id=\"%e7%94%a8redis%e8%a8%88%e7%ae%97%e9%80%a3%e7%ba%8c%e7%b0%bd%e5%88%b0%e5%a4%a9%e6%95%b8%ef%bc%88redis%e7%b5%b1%e8%a8%88%e9%80%a3%e7%ba%8c%e7%b0%bd%e5%88%b0%ef%bc%89-FHOaTBiHlp\">\u7528Redis\u8a08\u7b97\u9023\u7e8c\u7c3d\u5230\u5929\u6578\uff08Redis\u7d71\u8a08\u9023\u7e8c\u7c3d\u5230\uff09<\/h1>\n<p>\u5728\u73fe\u4eca\u7684\u61c9\u7528\u7a0b\u5f0f\u4e2d\uff0c\u9023\u7e8c\u7c3d\u5230\u529f\u80fd\u5df2\u6210\u70ba\u8a31\u591a\u5e73\u53f0\u5438\u5f15\u7528\u6236\u7684\u91cd\u8981\u624b\u6bb5\u3002\u9019\u4e0d\u50c5\u80fd\u63d0\u9ad8\u7528\u6236\u7684\u6d3b\u8e8d\u5ea6\uff0c\u9084\u80fd\u589e\u5f37\u7528\u6236\u7684\u5fe0\u8aa0\u5ea6\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u56e0\u5176\u5feb\u901f\u7684\u8b80\u5beb\u6027\u80fd\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff0c\u6210\u70ba\u5be6\u73fe\u9023\u7e8c\u7c3d\u5230\u529f\u80fd\u7684\u7406\u60f3\u9078\u64c7\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528Redis\u4f86\u8a08\u7b97\u7528\u6236\u7684\u9023\u7e8c\u7c3d\u5230\u5929\u6578\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-FHOaTBiHlp\">Redis\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis\u662f\u4e00\u7a2e\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u591a\u7a2e\u6578\u64da\u985e\u578b\u3002\u5b83\u7684\u9ad8\u6027\u80fd\u4f7f\u5176\u5728\u9700\u8981\u5feb\u901f\u6578\u64da\u5b58\u53d6\u7684\u5834\u666f\u4e2d\u5ee3\u6cdb\u61c9\u7528\u3002\u5c0d\u65bc\u9023\u7e8c\u7c3d\u5230\u7684\u9700\u6c42\uff0cRedis\u7684\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u7279\u5225\u9069\u5408\u7528\u4f86\u5b58\u5132\u548c\u8a08\u7b97\u7528\u6236\u7684\u7c3d\u5230\u8a18\u9304\u3002<\/p>\n<h2 id=\"%e9%80%a3%e7%ba%8c%e7%b0%bd%e5%88%b0%e7%9a%84%e9%82%8f%e8%bc%af-FHOaTBiHlp\">\u9023\u7e8c\u7c3d\u5230\u7684\u908f\u8f2f<\/h2>\n<p>\u5728\u8a2d\u8a08\u9023\u7e8c\u7c3d\u5230\u7684\u908f\u8f2f\u6642\uff0c\u6211\u5011\u9700\u8981\u8003\u616e\u4ee5\u4e0b\u5e7e\u500b\u8981\u7d20\uff1a<\/p>\n<ul>\n<li>\u7528\u6236\u7684\u7c3d\u5230\u8a18\u9304<\/li>\n<li>\u7c3d\u5230\u7684\u65e5\u671f<\/li>\n<li>\u9023\u7e8c\u7c3d\u5230\u7684\u5929\u6578<\/li>\n<\/ul>\n<p>\u901a\u5e38\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528Redis\u7684\u96c6\u5408\u4f86\u5b58\u5132\u7528\u6236\u7684\u7c3d\u5230\u65e5\u671f\uff0c\u7136\u5f8c\u901a\u904e\u6aa2\u67e5\u9019\u4e9b\u65e5\u671f\u4f86\u8a08\u7b97\u9023\u7e8c\u7c3d\u5230\u7684\u5929\u6578\u3002<\/p>\n<h2 id=\"%e5%af%a6%e7%8f%be%e6%ad%a5%e9%a9%9f-FHOaTBiHlp\">\u5be6\u73fe\u6b65\u9a5f<\/h2>\n<h3 id=\"1-%e7%b0%bd%e5%88%b0%e8%a8%98%e9%8c%84%e7%9a%84%e5%ad%98%e5%84%b2-FHOaTBiHlp\">1. \u7c3d\u5230\u8a18\u9304\u7684\u5b58\u5132<\/h3>\n<p>\u7576\u7528\u6236\u7c3d\u5230\u6642\uff0c\u6211\u5011\u53ef\u4ee5\u5c07\u7576\u524d\u65e5\u671f\u4ee5\u5b57\u7b26\u4e32\u7684\u5f62\u5f0f\u5b58\u5132\u5230Redis\u7684\u96c6\u5408\u4e2d\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528Redis\u547d\u4ee4\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>redis&gt; SADD user:1:sign_in_dates \"2023-10-01\"\nredis&gt; SADD user:1:sign_in_dates \"2023-10-02\"\nredis&gt; SADD user:1:sign_in_dates \"2023-10-03\"<\/code><\/pre>\n<h3 id=\"2-%e8%a8%88%e7%ae%97%e9%80%a3%e7%ba%8c%e7%b0%bd%e5%88%b0%e5%a4%a9%e6%95%b8-FHOaTBiHlp\">2. \u8a08\u7b97\u9023\u7e8c\u7c3d\u5230\u5929\u6578<\/h3>\n<p>\u70ba\u4e86\u8a08\u7b97\u9023\u7e8c\u7c3d\u5230\u7684\u5929\u6578\uff0c\u6211\u5011\u9700\u8981\u7372\u53d6\u7528\u6236\u7684\u7c3d\u5230\u65e5\u671f\uff0c\u7136\u5f8c\u6aa2\u67e5\u9019\u4e9b\u65e5\u671f\u662f\u5426\u9023\u7e8c\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684Python\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528Redis\u4f86\u8a08\u7b97\u9023\u7e8c\u7c3d\u5230\u5929\u6578\uff1a<\/p>\n<pre><code>import redis\nfrom datetime import datetime, timedelta\n\n# \u9023\u63a5\u5230Redis\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u7372\u53d6\u7528\u6236\u7684\u7c3d\u5230\u65e5\u671f\nsign_in_dates = r.smembers(\"user:1:sign_in_dates\")\nsign_in_dates = sorted([datetime.strptime(date.decode('utf-8'), \"%Y-%m-%d\") for date in sign_in_dates])\n\n# \u8a08\u7b97\u9023\u7e8c\u7c3d\u5230\u5929\u6578\nconsecutive_days = 0\nfor i in range(len(sign_in_dates)):\n    if i == 0 or (sign_in_dates[i] - sign_in_dates[i - 1]).days == 1:\n        consecutive_days += 1\n    else:\n        break\n\nprint(f\"\u7528\u6236\u9023\u7e8c\u7c3d\u5230\u5929\u6578: {consecutive_days}\")<\/code><\/pre>\n<h2 id=\"%e5%84%aa%e5%8c%96%e8%80%83%e9%87%8f-FHOaTBiHlp\">\u512a\u5316\u8003\u91cf<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u70ba\u4e86\u63d0\u9ad8\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027\uff0c\u6211\u5011\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u512a\u5316\u63aa\u65bd\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528\u6709\u5e8f\u96c6\u5408\u4f86\u5b58\u5132\u7c3d\u5230\u65e5\u671f\uff0c\u9019\u6a23\u53ef\u4ee5\u66f4\u65b9\u4fbf\u5730\u9032\u884c\u7bc4\u570d\u67e5\u8a62\u3002<\/li>\n<li>\u5b9a\u671f\u6e05\u7406\u904e\u671f\u7684\u7c3d\u5230\u8a18\u9304\uff0c\u4ee5\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u8ca0\u64d4\u3002<\/li>\n<li>\u6839\u64da\u696d\u52d9\u9700\u6c42\uff0c\u8a2d\u8a08\u5408\u7406\u7684\u6578\u64da\u7d50\u69cb\uff0c\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-FHOaTBiHlp\">\u7d50\u8ad6<\/h2>\n<p>\u4f7f\u7528Redis\u4f86\u8a08\u7b97\u9023\u7e8c\u7c3d\u5230\u5929\u6578\u662f\u4e00\u500b\u9ad8\u6548\u4e14\u9748\u6d3b\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u901a\u904e\u5408\u7406\u7684\u6578\u64da\u7d50\u69cb\u8a2d\u8a08\u548c\u512a\u5316\u63aa\u65bd\uff0c\u6211\u5011\u53ef\u4ee5\u5be6\u73fe\u5feb\u901f\u7684\u7c3d\u5230\u8a18\u9304\u548c\u67e5\u8a62\u529f\u80fd\uff0c\u5f9e\u800c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u6578\u64da\u5b58\u53d6\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u6280\u8853\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<code><a href=\"https:\/\/server.hk\">VPS<\/a><\/code>\u548c<code><a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a><\/code>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528Redis\u8a08\u7b97\u9023\u7e8c\u7c3d\u5230\u5929\u6578\uff0c\u8f15\u9b06\u7d71\u8a08\u7528\u6236\u7c3d\u5230\u8a18\u9304\uff0c\u63d0\u5347\u7528\u6236\u6d3b\u8e8d\u5ea6\u8207\u53c3\u8207\u611f\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-194647","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194647","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=194647"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194647\/revisions"}],"predecessor-version":[{"id":194648,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194647\/revisions\/194648"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=194647"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=194647"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=194647"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}