{"id":34055,"date":"2024-01-13T06:25:41","date_gmt":"2022-12-31T05:06:57","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8redis-object%e6%9d%a5%e5%ae%9e%e7%8e%b0%e7%ae%80%e6%98%93%e6%8e%92%e5%90%8d%e5%8a%9f%e8%83%bd%e3%80%82\/"},"modified":"2024-05-04T18:10:55","modified_gmt":"2024-05-04T10:10:55","slug":"%e4%bd%bf%e7%94%a8redis-object%e6%9d%a5%e5%ae%9e%e7%8e%b0%e7%ae%80%e6%98%93%e6%8e%92%e5%90%8d%e5%8a%9f%e8%83%bd%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8redis-object%e6%9d%a5%e5%ae%9e%e7%8e%b0%e7%ae%80%e6%98%93%e6%8e%92%e5%90%8d%e5%8a%9f%e8%83%bd%e3%80%82\/","title":{"rendered":"\u4f7f\u7528Redis-Object\u6765\u5b9e\u73b0\u7b80\u6613\u6392\u540d\u529f\u80fd"},"content":{"rendered":"<p>\u56e0\u4e3a\u5728\u7f51\u7edc\u4e0a\u770b\u5230\u7684\u90a3\u7bc7\u6587\u7ae0\u901a\u8fc7 article.id=1 \u7684\u65b9\u5f0f\u4e0d\u592a\u5408\u9002\u3002<\/p>\n<h2>\u51c6\u5907\u4f7f\u7528Redis\u5bf9\u8c61<\/h2>\n<p>\u5c06redis-object\u6dfb\u52a0\u5230\u9879\u76ee\u7684gem\u4e2d\u3002<\/p>\n<pre class=\"post-pre\"><code>source 'https:\/\/rubygems.org' do\r\n  # use redis server\r\n  gem 'redis-objects',  '1.2.0'\r\nend\r\n<\/code><\/pre>\n<h2>\u6a21\u578b\u8bbe\u5b9a<\/h2>\n<p>\u5305\u542bredis-object\u3002<br \/>\n\u9664\u4e86sorted_set\u4e4b\u5916\uff0c\u5176\u4ed6\u7684\u76f8\u5173\u4fe1\u606f\u90fd\u8bb0\u5f55\u5728\u5b98\u65b9\u7684README\u4e2d\uff0c\u53ef\u4ee5\u53c2\u8003\u3002<br \/>\nredis-objects::Github\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">class<\/span> <span class=\"nc\">Article<\/span> <span class=\"o\">&lt;<\/span> <span class=\"no\">ActiveRecord<\/span><span class=\"o\">::<\/span><span class=\"no\">Base<\/span>\r\n  <span class=\"kp\">include<\/span> <span class=\"no\">Redis<\/span><span class=\"o\">::<\/span><span class=\"no\">Objects<\/span>\r\n\r\n  <span class=\"n\">sorted_set<\/span> <span class=\"ss\">:ranking<\/span><span class=\"p\">,<\/span> <span class=\"ss\">global: <\/span><span class=\"kp\">true<\/span>\r\n<span class=\"k\">end<\/span>\r\n<\/code><\/pre>\n<p>\u901a\u8fc7\u6dfb\u52a0 global: true \u7684\u9009\u9879\uff0c\u53ef\u4ee5\u5c06\u5176\u4fdd\u5b58\u4e3a\u4e0eid\u65e0\u5173\u7684\u952e\u3002<br \/>\n\u53e6\u5916\uff0c\u8fd8\u8981\u521b\u5efa\u4e00\u4e2a\u5b9e\u4f8b\u65b9\u6cd5\u6765\u9012\u589ePV\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">class<\/span> <span class=\"nc\">Article<\/span> <span class=\"o\">&lt;<\/span> <span class=\"no\">ActiveRecord<\/span><span class=\"o\">::<\/span><span class=\"no\">Base<\/span>\r\n  <span class=\"c1\"># ~\u7565~<\/span>\r\n  <span class=\"k\">def<\/span> <span class=\"nf\">ranking_increment<\/span>\r\n    <span class=\"n\">ranking<\/span><span class=\"p\">.<\/span><span class=\"nf\">increment<\/span><span class=\"p\">(<\/span><span class=\"nb\">self<\/span><span class=\"p\">.<\/span><span class=\"nf\">id<\/span><span class=\"p\">)<\/span>\r\n  <span class=\"k\">end<\/span>\r\n<span class=\"k\">end<\/span>\r\n<\/code><\/pre>\n<p>\u6bcf\u6b21\u4ece\u63a7\u5236\u5668\u8c03\u7528 @article.ranking_increment\uff0c\u5f97\u5206\u5c31\u4f1a\u589e\u52a01\u70b9\u3002<\/p>\n<h2>\u83b7\u53d6\u6392\u540d<\/h2>\n<p>\u5728\u83b7\u53d6\u6392\u540d\u65f6\uff0c\u65e0\u9700\u901a\u8fc7\u5b9e\u4f8b\u65b9\u6cd5\uff0c\u4ee5\u4e0b\u5373\u53ef\u3002<\/p>\n<pre class=\"post-pre\"><code># \u30b9\u30b3\u30a2\u306e\u4e0a\u4f4d1-5\u3092\u53d6\u5f97\r\nArticle.ranking.revrange(0,4)\r\n<\/code><\/pre>\n<p>\u7531\u4e8e Article.ranking[0..4] \u6839\u636e\u5206\u6570\u7684\u5927\u5c0f\u8fdb\u884c\u6392\u5e8f\uff0c\u6240\u4ee5\u53ef\u4ee5\u4f7f\u7528 revrange \u8fdb\u884c\u83b7\u53d6\u3002<\/p>\n<p>\u53ea\u8981\u60a8\u4e86\u89e3Redis\uff0c\u60a8\u53ef\u80fd\u4f1a\u89c9\u5f97Redis-Object\u5f88\u7b80\u5355\u548c\u65b9\u4fbf\uff0c\u4f46\u7531\u4e8e\u65b9\u6cd5\u7684\u7ec4\u7ec7\u4e0d\u662f\u90a3\u4e48\u76f4\u89c2\uff0c\u6240\u4ee5\u60a8\u53ef\u80fd\u4f1a\u8ba4\u4e3a\u7528Redis\u81ea\u5df1\u5b9e\u73b0\u4f1a\u66f4\u5bb9\u6613\u7406\u89e3\u3002<\/p>\n<p>\u5c3d\u60c5\u4eab\u53d7Redis\u5427\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u56e0\u4e3a\u5728\u7f51\u7edc\u4e0a\u770b\u5230\u7684\u90a3\u7bc7\u6587\u7ae0\u901a\u8fc7 article.id=1 \u7684\u65b9\u5f0f\u4e0d\u592a\u5408\u9002\u3002 \u51c6\u5907\u4f7f\u7528Redis\u5bf9\u8c61 \u5c06redi [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-34055","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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