{"id":97356,"date":"2024-10-20T17:13:15","date_gmt":"2024-10-20T09:13:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/97356\/"},"modified":"2024-10-20T17:13:16","modified_gmt":"2024-10-20T09:13:16","slug":"redis-%e7%b7%a9%e5%ad%98%e6%99%82%e9%96%93%e8%a8%ad%e7%bd%ae%e6%8c%87%e5%8d%97%ef%bc%88redis%e8%a8%ad%e7%bd%ae%e7%b7%a9%e5%ad%98%e6%99%82%e9%96%93%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/97356\/","title":{"rendered":"Redis \u7de9\u5b58\u6642\u9593\u8a2d\u7f6e\u6307\u5357\uff08redis\u8a2d\u7f6e\u7de9\u5b58\u6642\u9593\uff09"},"content":{"rendered":"<h1 id=\"redis-%e7%b7%a9%e5%ad%98%e6%99%82%e9%96%93%e8%a8%ad%e7%bd%ae%e6%8c%87%e5%8d%97%ef%bc%88redis%e8%a8%ad%e7%bd%ae%e7%b7%a9%e5%ad%98%e6%99%82%e9%96%93%ef%bc%89-skUdiEioXc\">Redis \u7de9\u5b58\u6642\u9593\u8a2d\u7f6e\u6307\u5357\uff08redis\u8a2d\u7f6e\u7de9\u5b58\u6642\u9593\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u6027\u80fd\u548c\u6548\u7387\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u6578\u64da\u4ee5\u63d0\u9ad8\u61c9\u7528\u7684\u97ff\u61c9\u901f\u5ea6\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u8a2d\u7f6e Redis \u7684\u7de9\u5b58\u6642\u9593\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u6578\u64da\u7684\u6709\u6548\u6027\u548c\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e7%b7%a9%e5%ad%98%e6%99%82%e9%96%93%ef%bc%9f-skUdiEioXc\">\u4ec0\u9ebc\u662f\u7de9\u5b58\u6642\u9593\uff1f<\/h2>\n<p>\u7de9\u5b58\u6642\u9593\u662f\u6307\u6578\u64da\u5728\u7de9\u5b58\u4e2d\u4fdd\u6301\u6709\u6548\u7684\u6642\u9593\u3002\u7576\u6578\u64da\u88ab\u5b58\u5132\u5230 Redis \u4e2d\u6642\uff0c\u53ef\u4ee5\u8a2d\u7f6e\u4e00\u500b\u904e\u671f\u6642\u9593\uff0c\u8d85\u904e\u9019\u500b\u6642\u9593\u5f8c\uff0c\u6578\u64da\u5c07\u81ea\u52d5\u88ab\u522a\u9664\u3002\u9019\u6a23\u7684\u8a2d\u7f6e\u6709\u52a9\u65bc\u78ba\u4fdd\u6578\u64da\u7684\u6642\u6548\u6027\uff0c\u907f\u514d\u4f7f\u7528\u904e\u671f\u6216\u4e0d\u6e96\u78ba\u7684\u6578\u64da\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e8%a8%ad%e7%bd%ae%e7%b7%a9%e5%ad%98%e6%99%82%e9%96%93-skUdiEioXc\">\u5982\u4f55\u8a2d\u7f6e\u7de9\u5b58\u6642\u9593<\/h2>\n<p>\u5728 Redis \u4e2d\uff0c\u8a2d\u7f6e\u7de9\u5b58\u6642\u9593\u4e3b\u8981\u6709\u5169\u7a2e\u65b9\u6cd5\uff1a\u4f7f\u7528 <code>EXPIRE<\/code> \u547d\u4ee4\u548c\u5728\u8a2d\u7f6e\u9375\u503c\u6642\u76f4\u63a5\u6307\u5b9a\u904e\u671f\u6642\u9593\u3002<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-expire-%e5%91%bd%e4%bb%a4-skUdiEioXc\">1. \u4f7f\u7528 EXPIRE \u547d\u4ee4<\/h3>\n<p>\u53ef\u4ee5\u5728\u6578\u64da\u5df2\u7d93\u5b58\u5728\u7684\u60c5\u6cc1\u4e0b\uff0c\u4f7f\u7528 <code>EXPIRE<\/code> \u547d\u4ee4\u4f86\u8a2d\u7f6e\u7de9\u5b58\u6642\u9593\u3002\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>EXPIRE key seconds<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u82e5\u8981\u5c07\u9375\u540d\u70ba <code>user:1000<\/code> \u7684\u6578\u64da\u8a2d\u7f6e\u70ba 60 \u79d2\u5f8c\u904e\u671f\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>EXPIRE user:1000 60<\/code><\/pre>\n<h3 id=\"2-%e5%9c%a8%e8%a8%ad%e7%bd%ae%e9%8d%b5%e5%80%bc%e6%99%82%e6%8c%87%e5%ae%9a%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-skUdiEioXc\">2. \u5728\u8a2d\u7f6e\u9375\u503c\u6642\u6307\u5b9a\u904e\u671f\u6642\u9593<\/h3>\n<p>\u5728\u8a2d\u7f6e\u9375\u503c\u6642\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528 <code>SET<\/code> \u547d\u4ee4\u7684\u904e\u671f\u53c3\u6578\u3002\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>SET key value EX seconds<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u82e5\u8981\u5c07\u9375\u540d\u70ba <code>session:abc123<\/code> \u7684\u6578\u64da\u8a2d\u7f6e\u70ba 120 \u79d2\u5f8c\u904e\u671f\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>SET session:abc123 \"data\" EX 120<\/code><\/pre>\n<h2 id=\"%e6%aa%a2%e6%9f%a5%e7%b7%a9%e5%ad%98%e6%99%82%e9%96%93-skUdiEioXc\">\u6aa2\u67e5\u7de9\u5b58\u6642\u9593<\/h2>\n<p>\u8981\u6aa2\u67e5\u67d0\u500b\u9375\u7684\u5269\u9918\u904e\u671f\u6642\u9593\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>TTL<\/code> \u547d\u4ee4\u3002\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>TTL key<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u8a72\u9375\u7684\u5269\u9918\u6642\u9593\uff08\u4ee5\u79d2\u70ba\u55ae\u4f4d\uff09\u3002\u5982\u679c\u8fd4\u56de\u503c\u70ba -1\uff0c\u5247\u8868\u793a\u8a72\u9375\u4e0d\u6703\u904e\u671f\uff1b\u5982\u679c\u8fd4\u56de\u503c\u70ba -2\uff0c\u5247\u8868\u793a\u8a72\u9375\u4e0d\u5b58\u5728\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-skUdiEioXc\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li>\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u6642\uff0c\u61c9\u6839\u64da\u6578\u64da\u7684\u7279\u6027\u548c\u61c9\u7528\u9700\u6c42\u4f86\u9078\u64c7\u5408\u9069\u7684\u6642\u9593\u3002<\/li>\n<li>\u904e\u671f\u6642\u9593\u904e\u77ed\u53ef\u80fd\u5c0e\u81f4\u983b\u7e41\u7684\u6578\u64da\u52a0\u8f09\uff0c\u5f71\u97ff\u6027\u80fd\uff1b\u904e\u671f\u6642\u9593\u904e\u9577\u5247\u53ef\u80fd\u5c0e\u81f4\u4f7f\u7528\u904e\u671f\u6578\u64da\u3002<\/li>\n<li>Redis \u652f\u6301\u591a\u7a2e\u904e\u671f\u7b56\u7565\uff0c\u5982 LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u548c LFU\uff08\u6700\u4e0d\u5e38\u4f7f\u7528\uff09\uff0c\u53ef\u6839\u64da\u9700\u6c42\u9032\u884c\u8abf\u6574\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-skUdiEioXc\">\u7d50\u8ad6<\/h2>\n<p>\u8a2d\u7f6e Redis \u7684\u7de9\u5b58\u6642\u9593\u662f\u63d0\u9ad8\u61c9\u7528\u6027\u80fd\u7684\u91cd\u8981\u6b65\u9a5f\u3002\u901a\u904e\u5408\u7406\u7684\u7de9\u5b58\u6642\u9593\u8a2d\u7f6e\uff0c\u53ef\u4ee5\u6709\u6548\u7ba1\u7406\u6578\u64da\u7684\u6709\u6548\u6027\uff0c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002\u7121\u8ad6\u662f\u4f7f\u7528 <code>EXPIRE<\/code> \u547d\u4ee4\u9084\u662f\u5728\u8a2d\u7f6e\u9375\u503c\u6642\u6307\u5b9a\u904e\u671f\u6642\u9593\uff0c\u958b\u767c\u8005\u90fd\u61c9\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u65b9\u6cd5\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728Redis\u4e2d\u8a2d\u7f6e\u7de9\u5b58\u6642\u9593\uff0c\u63d0\u5347\u61c9\u7528\u6027\u80fd\uff0c\u512a\u5316\u6578\u64da\u5b58\u53d6\u6548\u7387\uff0c\u7c21\u5316\u7de9\u5b58\u7ba1\u7406\u6d41\u7a0b\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-97356","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97356","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=97356"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97356\/revisions"}],"predecessor-version":[{"id":97357,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97356\/revisions\/97357"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=97356"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=97356"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=97356"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}