{"id":197665,"date":"2024-11-14T09:41:55","date_gmt":"2024-11-14T01:41:55","guid":{"rendered":"https:\/\/server.hk\/cnblog\/197665\/"},"modified":"2024-11-14T09:41:56","modified_gmt":"2024-11-14T01:41:56","slug":"%e5%88%a9%e7%94%a8redis%e6%9c%89%e6%95%88%e7%ae%a1%e7%90%86%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93%ef%bc%88redis%e7%9a%84%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93%e8%a8%ad%e7%bd%ae%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/197665\/","title":{"rendered":"\u5229\u7528Redis\u6709\u6548\u7ba1\u7406\u904e\u671f\u6642\u9593\uff08redis\u7684\u904e\u671f\u6642\u9593\u8a2d\u7f6e\uff09"},"content":{"rendered":"<h1 id=\"%e5%88%a9%e7%94%a8redis%e6%9c%89%e6%95%88%e7%ae%a1%e7%90%86%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93%ef%bc%88redis%e7%9a%84%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93%e8%a8%ad%e7%bd%ae%ef%bc%89-vQAptCUXFJ\">\u5229\u7528Redis\u6709\u6548\u7ba1\u7406\u904e\u671f\u6642\u9593\uff08redis\u7684\u904e\u671f\u6642\u9593\u8a2d\u7f6e\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u61c9\u7528\u7a0b\u5f0f\u958b\u767c\u4e2d\uff0c\u6578\u64da\u7684\u7ba1\u7406\u548c\u5b58\u5132\u6548\u7387\u81f3\u95dc\u91cd\u8981\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u529f\u80fd\u4f86\u5e6b\u52a9\u958b\u767c\u8005\u7ba1\u7406\u6578\u64da\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662f\u904e\u671f\u6642\u9593\u7684\u8a2d\u7f6e\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u5229\u7528Redis\u6709\u6548\u7ba1\u7406\u904e\u671f\u6642\u9593\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%e7%9a%84%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93%ef%bc%9f-vQAptCUXFJ\">\u4ec0\u9ebc\u662fRedis\u7684\u904e\u671f\u6642\u9593\uff1f<\/h2>\n<p>Redis\u7684\u904e\u671f\u6642\u9593\u662f\u6307\u5c0d\u65bc\u67d0\u500b\u9375\uff08key\uff09\u8a2d\u7f6e\u7684\u751f\u5b58\u6642\u9593\uff08TTL, Time To Live\uff09\u3002\u7576\u9019\u500b\u6642\u9593\u5230\u9054\u5f8c\uff0c\u8a72\u9375\u5c07\u81ea\u52d5\u88ab\u522a\u9664\u3002\u9019\u4e00\u7279\u6027\u5728\u8a31\u591a\u5834\u666f\u4e2d\u90fd\u975e\u5e38\u6709\u7528\uff0c\u4f8b\u5982\u7de9\u5b58\u3001\u6703\u8a71\u7ba1\u7406\u548c\u81e8\u6642\u6578\u64da\u5b58\u5132\u7b49\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e8%a8%ad%e7%bd%ae%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-vQAptCUXFJ\">\u5982\u4f55\u8a2d\u7f6e\u904e\u671f\u6642\u9593<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\uff1a<\/p>\n<ul>\n<li><code>EXPIRE key seconds<\/code>\uff1a\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\u70ba\u6307\u5b9a\u7684\u79d2\u6578\u3002<\/li>\n<li><code>PEXPIRE key milliseconds<\/code>\uff1a\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\u70ba\u6307\u5b9a\u7684\u6beb\u79d2\u6578\u3002<\/li>\n<li><code>SET key value EX seconds<\/code>\uff1a\u5728\u8a2d\u7f6e\u9375\u503c\u7684\u540c\u6642\uff0c\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3002<\/li>\n<li><code>SET key value PX milliseconds<\/code>\uff1a\u5728\u8a2d\u7f6e\u9375\u503c\u7684\u540c\u6642\uff0c\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff08\u6beb\u79d2\uff09\u3002<\/li>\n<\/ul>\n<h3 id=\"%e7%a4%ba%e4%be%8b-vQAptCUXFJ\">\u793a\u4f8b<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4f7f\u7528Redis\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>127.0.0.1:6379&gt; SET mykey \"Hello\"\nOK\n127.0.0.1:6379&gt; EXPIRE mykey 10\n(integer) 1\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u9996\u5148\u8a2d\u7f6e\u4e86\u4e00\u500b\u9375\u70ba\u201cmykey\u201d\uff0c\u5176\u503c\u70ba\u201cHello\u201d\u3002\u7136\u5f8c\uff0c\u6211\u5011\u4f7f\u7528EXPIRE\u547d\u4ee4\u5c07\u5176\u904e\u671f\u6642\u9593\u8a2d\u7f6e\u70ba10\u79d2\u3002\u9019\u610f\u5473\u845710\u79d2\u5f8c\uff0c\u8a72\u9375\u5c07\u81ea\u52d5\u88ab\u522a\u9664\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e8%a9%a2%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-vQAptCUXFJ\">\u67e5\u8a62\u904e\u671f\u6642\u9593<\/h2>\n<p>\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u8a62\u67d0\u500b\u9375\u7684\u5269\u9918\u904e\u671f\u6642\u9593\uff1a<\/p>\n<pre><code>TTL key<\/code><\/pre>\n<p>\u9019\u500b\u547d\u4ee4\u5c07\u8fd4\u56de\u8a72\u9375\u7684\u5269\u9918\u904e\u671f\u6642\u9593\uff08\u4ee5\u79d2\u70ba\u55ae\u4f4d\uff09\u3002\u5982\u679c\u9375\u4e0d\u5b58\u5728\uff0c\u5247\u8fd4\u56de-2\uff1b\u5982\u679c\u9375\u5b58\u5728\u4f46\u6c92\u6709\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u5247\u8fd4\u56de-1\u3002<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b-vQAptCUXFJ\">\u793a\u4f8b<\/h3>\n<pre><code>127.0.0.1:6379&gt; TTL mykey\n(integer) 8\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u67e5\u8a62\u4e86\u201cmykey\u201d\u7684\u5269\u9918\u904e\u671f\u6642\u9593\uff0c\u8fd4\u56de\u503c\u70ba8\uff0c\u8868\u793a\u8a72\u9375\u9084\u67098\u79d2\u7684\u6709\u6548\u671f\u3002<\/p>\n<h2 id=\"%e5%88%aa%e9%99%a4%e9%81%8e%e6%9c%9f%e9%8d%b5-vQAptCUXFJ\">\u522a\u9664\u904e\u671f\u9375<\/h2>\n<p>Redis\u6703\u81ea\u52d5\u522a\u9664\u904e\u671f\u7684\u9375\uff0c\u4f46\u958b\u767c\u8005\u4e5f\u53ef\u4ee5\u624b\u52d5\u522a\u9664\u9375\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u53ef\u4ee5\u522a\u9664\u6307\u5b9a\u7684\u9375\uff1a<\/p>\n<pre><code>DEL key<\/code><\/pre>\n<p>\u9019\u500b\u547d\u4ee4\u5c07\u7acb\u5373\u522a\u9664\u6307\u5b9a\u7684\u9375\uff0c\u800c\u4e0d\u8003\u616e\u5176\u904e\u671f\u6642\u9593\u3002<\/p>\n<h2 id=\"%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-vQAptCUXFJ\">\u904e\u671f\u6642\u9593\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>\u904e\u671f\u6642\u9593\u7684\u8a2d\u7f6e\u5728\u8a31\u591a\u61c9\u7528\u5834\u666f\u4e2d\u90fd\u975e\u5e38\u6709\u7528\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><strong>\u7de9\u5b58\u7ba1\u7406<\/strong>\uff1a\u5728\u7de9\u5b58\u4e2d\u5b58\u5132\u7684\u6578\u64da\u901a\u5e38\u662f\u81e8\u6642\u7684\uff0c\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u53ef\u4ee5\u81ea\u52d5\u6e05\u7406\u904e\u671f\u7684\u7de9\u5b58\u6578\u64da\u3002<\/li>\n<li><strong>\u6703\u8a71\u7ba1\u7406<\/strong>\uff1a\u5728Web\u61c9\u7528\u4e2d\uff0c\u4f7f\u7528Redis\u5b58\u5132\u7528\u6236\u6703\u8a71\u4fe1\u606f\uff0c\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u53ef\u4ee5\u81ea\u52d5\u767b\u51fa\u4e0d\u6d3b\u8e8d\u7684\u7528\u6236\u3002<\/li>\n<li><strong>\u81e8\u6642\u6578\u64da\u5b58\u5132<\/strong>\uff1a\u5c0d\u65bc\u4e00\u4e9b\u81e8\u6642\u6027\u7684\u4fe1\u606f\uff0c\u5982\u9a57\u8b49\u78bc\u3001\u4e00\u6b21\u6027\u5bc6\u78bc\u7b49\uff0c\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u53ef\u4ee5\u63d0\u9ad8\u5b89\u5168\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-vQAptCUXFJ\">\u7e3d\u7d50<\/h2>\n<p>Redis\u7684\u904e\u671f\u6642\u9593\u8a2d\u7f6e\u529f\u80fd\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u9748\u6d3b\u7684\u6578\u64da\u7ba1\u7406\u65b9\u5f0f\uff0c\u80fd\u5920\u6709\u6548\u5730\u63a7\u5236\u6578\u64da\u7684\u751f\u547d\u5468\u671f\u3002\u901a\u904e\u5408\u7406\u5730\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u53ef\u4ee5\u512a\u5316\u61c9\u7528\u6027\u80fd\uff0c\u6e1b\u5c11\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u5b58\u5132\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684<code><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/code>\u6216<code><a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a><\/code>\u89e3\u6c7a\u65b9\u6848\uff0c\u53ef\u4ee5\u9032\u4e00\u6b65\u63d0\u5347Redis\u7684\u4f7f\u7528\u6548\u679c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5229\u7528Redis\u6709\u6548\u7ba1\u7406\u904e\u671f\u6642\u9593\uff0c\u8a2d\u7f6e\u9375\u503c\u7684\u904e\u671f\u7b56\u7565\uff0c\u63d0\u5347\u6578\u64da\u5b58\u5132\u6548\u7387\u8207\u6027\u80fd\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-197665","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/197665","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=197665"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/197665\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=197665"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=197665"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=197665"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}