{"id":159217,"date":"2024-11-03T12:34:21","date_gmt":"2024-11-03T04:34:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/159217\/"},"modified":"2024-11-03T12:34:22","modified_gmt":"2024-11-03T04:34:22","slug":"%e7%b4%85%e8%89%b2%e7%9a%84%e7%ab%b6%e5%83%b9%e6%a6%9c%e4%b8%80%e5%a0%b4%e8%8f%af%e9%ba%97%e8%80%8c%e8%89%b1%e8%be%9b%e7%9a%84%e7%ab%b6%e6%8b%8d%e5%a4%a7%e6%88%b0%ef%bc%88redis-%e7%ab%b6%e5%83%b9","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/159217\/","title":{"rendered":"\u7d05\u8272\u7684\u7af6\u50f9\u699c\u4e00\u5834\u83ef\u9e97\u800c\u8271\u8f9b\u7684\u7af6\u62cd\u5927\u6230\uff08Redis \u7af6\u50f9\u699c\uff09"},"content":{"rendered":"<h1 id=\"%e7%b4%85%e8%89%b2%e7%9a%84%e7%ab%b6%e5%83%b9%e6%a6%9c%e4%b8%80%e5%a0%b4%e8%8f%af%e9%ba%97%e8%80%8c%e8%89%b1%e8%be%9b%e7%9a%84%e7%ab%b6%e6%8b%8d%e5%a4%a7%e6%88%b0%ef%bc%88redis-%e7%ab%b6%e5%83%b9-GhNIwPOeGT\">\u7d05\u8272\u7684\u7af6\u50f9\u699c\u4e00\u5834\u83ef\u9e97\u800c\u8271\u8f9b\u7684\u7af6\u62cd\u5927\u6230\uff08Redis \u7af6\u50f9\u699c\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u4f4d\u6642\u4ee3\uff0c\u7af6\u50f9\u699c\uff08Leaderboards\uff09\u5df2\u6210\u70ba\u8a31\u591a\u61c9\u7528\u7a0b\u5f0f\u548c\u904a\u6232\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u5b83\u5011\u4e0d\u50c5\u80fd\u5920\u6fc0\u52f5\u7528\u6236\u53c3\u8207\uff0c\u9084\u80fd\u4fc3\u9032\u793e\u7fa4\u4e92\u52d5\u3002Redis\uff0c\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u529f\u80fd\u4f86\u5be6\u73fe\u9019\u4e9b\u7af6\u50f9\u699c\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u5229\u7528Redis\u4f86\u69cb\u5efa\u4e00\u500b\u9ad8\u6548\u7684\u7af6\u50f9\u699c\uff0c\u4e26\u5206\u6790\u5176\u80cc\u5f8c\u7684\u6280\u8853\u6311\u6230\u8207\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-GhNIwPOeGT\">Redis\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis\u662f\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u3002\u7531\u65bc\u5176\u9ad8\u6548\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff0cRedis\u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u9700\u8981\u5feb\u901f\u8b80\u53d6\u548c\u5beb\u5165\u7684\u5834\u666f\uff0c\u4f8b\u5982\u7af6\u50f9\u699c\u3002<\/p>\n<h2 id=\"%e7%ab%b6%e5%83%b9%e6%a6%9c%e7%9a%84%e8%a8%ad%e8%a8%88-GhNIwPOeGT\">\u7af6\u50f9\u699c\u7684\u8a2d\u8a08<\/h2>\n<p>\u7af6\u50f9\u699c\u7684\u57fa\u672c\u529f\u80fd\u662f\u986f\u793a\u7528\u6236\u7684\u6392\u540d\u548c\u5206\u6578\u3002\u70ba\u4e86\u5be6\u73fe\u9019\u4e00\u529f\u80fd\uff0c\u6211\u5011\u9700\u8981\u8003\u616e\u4ee5\u4e0b\u5e7e\u500b\u65b9\u9762\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u7d50\u69cb\uff1a<\/strong>\u4f7f\u7528Redis\u7684\u6709\u5e8f\u96c6\u5408\uff08Sorted Set\uff09\u4f86\u5b58\u5132\u7528\u6236\u7684\u5206\u6578\u548c\u6392\u540d\u3002\u6bcf\u500b\u7528\u6236\u7684\u5206\u6578\u4f5c\u70ba\u96c6\u5408\u7684\u5206\u6578\uff0c\u4f7f\u7528\u8005ID\u4f5c\u70ba\u96c6\u5408\u7684\u6210\u54e1\u3002<\/li>\n<li><strong>\u6027\u80fd\uff1a<\/strong>Redis\u7684\u5167\u5b58\u5b58\u5132\u7279\u6027\u4f7f\u5176\u80fd\u5920\u5feb\u901f\u8655\u7406\u5927\u91cf\u7684\u8b80\u53d6\u548c\u5beb\u5165\u8acb\u6c42\uff0c\u9019\u5c0d\u65bc\u9ad8\u6d41\u91cf\u7684\u61c9\u7528\u5c24\u70ba\u91cd\u8981\u3002<\/li>\n<li><strong>\u5be6\u6642\u66f4\u65b0\uff1a<\/strong>\u7af6\u50f9\u699c\u9700\u8981\u5be6\u6642\u66f4\u65b0\uff0cRedis\u7684Pub\/Sub\u529f\u80fd\u53ef\u4ee5\u7528\u4f86\u63a8\u9001\u66f4\u65b0\u901a\u77e5\uff0c\u78ba\u4fdd\u7528\u6236\u80fd\u5920\u5373\u6642\u770b\u5230\u6700\u65b0\u7684\u6392\u540d\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e7%8f%be%e7%ab%b6%e5%83%b9%e6%a6%9c%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%ad%a5%e9%a9%9f-GhNIwPOeGT\">\u5be6\u73fe\u7af6\u50f9\u699c\u7684\u57fa\u672c\u6b65\u9a5f<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4f7f\u7528Redis\u5be6\u73fe\u7af6\u50f9\u699c\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e5%88%9d%e5%a7%8b%e5%8c%96redis%e9%80%a3%e6%8e%a5-GhNIwPOeGT\">1. \u521d\u59cb\u5316Redis\u9023\u63a5<\/h3>\n<pre><code>import redis\n\n# \u9023\u63a5\u5230Redis\u670d\u52d9\u5668\nr = redis.Redis(host='localhost', port=6379, db=0)<\/code><\/pre>\n<h3 id=\"2-%e6%b7%bb%e5%8a%a0%e7%94%a8%e6%88%b6%e5%88%86%e6%95%b8-GhNIwPOeGT\">2. \u6dfb\u52a0\u7528\u6236\u5206\u6578<\/h3>\n<pre><code># \u6dfb\u52a0\u7528\u6236\u5206\u6578\ndef add_score(user_id, score):\n    r.zadd('leaderboard', {user_id: score})<\/code><\/pre>\n<h3 id=\"3-%e7%8d%b2%e5%8f%96%e6%8e%92%e5%90%8d-GhNIwPOeGT\">3. \u7372\u53d6\u6392\u540d<\/h3>\n<pre><code># \u7372\u53d6\u7528\u6236\u6392\u540d\ndef get_rank(user_id):\n    return r.zrevrank('leaderboard', user_id)<\/code><\/pre>\n<h3 id=\"4-%e7%8d%b2%e5%8f%96%e5%89%8dn%e5%90%8d%e7%94%a8%e6%88%b6-GhNIwPOeGT\">4. \u7372\u53d6\u524dN\u540d\u7528\u6236<\/h3>\n<pre><code># \u7372\u53d6\u524dN\u540d\u7528\u6236\ndef get_top_n(n):\n    return r.zrevrange('leaderboard', 0, n-1, withscores=True)<\/code><\/pre>\n<h2 id=\"%e6%8a%80%e8%a1%93%e6%8c%91%e6%88%b0%e8%88%87%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-GhNIwPOeGT\">\u6280\u8853\u6311\u6230\u8207\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u5728\u5be6\u73fe\u7af6\u50f9\u699c\u7684\u904e\u7a0b\u4e2d\uff0c\u53ef\u80fd\u6703\u9047\u5230\u4e00\u4e9b\u6280\u8853\u6311\u6230\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u4e00\u81f4\u6027\uff1a<\/strong>\u5728\u9ad8\u4e26\u767c\u7684\u60c5\u6cc1\u4e0b\uff0c\u5982\u4f55\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u662f\u4e00\u500b\u6311\u6230\u3002\u53ef\u4ee5\u8003\u616e\u4f7f\u7528Redis\u7684\u4e8b\u52d9\u529f\u80fd\u4f86\u4fdd\u8b49\u64cd\u4f5c\u7684\u539f\u5b50\u6027\u3002<\/li>\n<li><strong>\u6578\u64da\u6301\u4e45\u5316\uff1a<\/strong>\u96d6\u7136Redis\u662f\u5167\u5b58\u6578\u64da\u5eab\uff0c\u4f46\u53ef\u4ee5\u901a\u904eRDB\u6216AOF\u6301\u4e45\u5316\u6578\u64da\uff0c\u4ee5\u9632\u6b62\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<li><strong>\u64f4\u5c55\u6027\uff1a<\/strong>\u96a8\u8457\u7528\u6236\u6578\u91cf\u7684\u589e\u52a0\uff0c\u5982\u4f55\u4fdd\u6301\u7cfb\u7d71\u7684\u64f4\u5c55\u6027\u662f\u53e6\u4e00\u500b\u6311\u6230\u3002\u53ef\u4ee5\u8003\u616e\u4f7f\u7528Redis Cluster\u4f86\u5206\u6563\u8ca0\u8f09\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-GhNIwPOeGT\">\u7d50\u8ad6<\/h2>\n<p>\u5229\u7528Redis\u69cb\u5efa\u7af6\u50f9\u699c\u662f\u4e00\u500b\u65e2\u83ef\u9e97\u53c8\u8271\u8f9b\u7684\u904e\u7a0b\u3002\u901a\u904e\u5408\u7406\u7684\u8a2d\u8a08\u548c\u6280\u8853\u9078\u64c7\uff0c\u6211\u5011\u53ef\u4ee5\u5be6\u73fe\u4e00\u500b\u9ad8\u6548\u3001\u5be6\u6642\u7684\u7af6\u50f9\u699c\u7cfb\u7d71\u3002\u9019\u4e0d\u50c5\u80fd\u5920\u63d0\u5347\u7528\u6236\u9ad4\u9a57\uff0c\u9084\u80fd\u4fc3\u9032\u793e\u7fa4\u7684\u6d3b\u8e8d\u5ea6\u3002\u5c0d\u65bc\u5e0c\u671b\u5728\u9999\u6e2f\u5e02\u5834\u4e2d\u63d0\u4f9b\u512a\u8cea\u670d\u52d9\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684\u6280\u8853\u67b6\u69cb\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc\u65bc<code><a href=\"https:\/\/server.hk\">VPS<\/a><\/code>\u3001<code><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/code>\u53ca\u5176\u4ed6<code><a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a><\/code>\u89e3\u6c7a\u65b9\u6848\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u7d05\u8272\u7684\u7af6\u50f9\u699c\u4e0a\uff0c\u53c3\u8207\u8005\u5c55\u958b\u4e00\u5834\u83ef\u9e97\u800c\u8271\u8f9b\u7684\u7af6\u62cd\u5927\u6230\uff0cRedis\u6280\u8853\u52a9\u529b\uff0c\u7af6\u722d\u6fc0\u70c8\uff0c\u7cbe\u5f69\u7d1b\u5448\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-159217","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/159217","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=159217"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/159217\/revisions"}],"predecessor-version":[{"id":159218,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/159217\/revisions\/159218"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=159217"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=159217"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=159217"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}