{"id":180808,"date":"2024-11-09T13:21:17","date_gmt":"2024-11-09T05:21:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/180808\/"},"modified":"2024-11-09T13:21:18","modified_gmt":"2024-11-09T05:21:18","slug":"%e6%b7%b1%e5%85%a5%e4%ba%86%e8%a7%a3redis%e5%a6%82%e4%bd%95%e6%9f%a5%e7%9c%8b%e9%81%8e%e6%9c%9f%e7%9a%84%e5%85%a7%e5%ae%b9%ef%bc%88redis%e6%9f%a5%e7%9c%8b%e6%98%af%e5%90%a6%e9%81%8e%e6%9c%9f%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/180808\/","title":{"rendered":"\u6df1\u5165\u4e86\u89e3Redis\u5982\u4f55\u67e5\u770b\u904e\u671f\u7684\u5167\u5bb9\uff08redis\u67e5\u770b\u662f\u5426\u904e\u671f\uff09"},"content":{"rendered":"<h1 id=\"%e6%b7%b1%e5%85%a5%e4%ba%86%e8%a7%a3redis%e5%a6%82%e4%bd%95%e6%9f%a5%e7%9c%8b%e9%81%8e%e6%9c%9f%e7%9a%84%e5%85%a7%e5%ae%b9%ef%bc%88redis%e6%9f%a5%e7%9c%8b%e6%98%af%e5%90%a6%e9%81%8e%e6%9c%9f%ef%bc%89-lafegIzPls\">\u6df1\u5165\u4e86\u89e3Redis\u5982\u4f55\u67e5\u770b\u904e\u671f\u7684\u5167\u5bb9\uff08redis\u67e5\u770b\u662f\u5426\u904e\u671f\uff09<\/h1>\n<p>Redis\u662f\u4e00\u500b\u9ad8\u6548\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\uff0c\u5982\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u3002\u7531\u65bc\u5176\u652f\u6301\u904e\u671f\u6642\u9593\u7684\u8a2d\u7f6e\uff0cRedis\u80fd\u5920\u81ea\u52d5\u522a\u9664\u904e\u671f\u7684\u9375\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u8655\u7406\u81e8\u6642\u6578\u64da\u6642\u975e\u5e38\u65b9\u4fbf\u3002\u7136\u800c\uff0c\u4e86\u89e3\u5982\u4f55\u67e5\u770b\u904e\u671f\u7684\u5167\u5bb9\u5c0d\u65bc\u958b\u767c\u8005\u4f86\u8aaa\u662f\u975e\u5e38\u91cd\u8981\u7684\uff0c\u56e0\u70ba\u9019\u53ef\u4ee5\u5e6b\u52a9\u4ed6\u5011\u66f4\u597d\u5730\u7ba1\u7406\u6578\u64da\u548c\u8cc7\u6e90\u3002<\/p>\n<h2 id=\"redis%e4%b8%ad%e7%9a%84%e9%81%8e%e6%9c%9f%e9%8d%b5-lafegIzPls\">Redis\u4e2d\u7684\u904e\u671f\u9375<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u6bcf\u500b\u9375\u90fd\u53ef\u4ee5\u8a2d\u7f6e\u4e00\u500b\u904e\u671f\u6642\u9593\uff0c\u9019\u610f\u5473\u8457\u5728\u6307\u5b9a\u7684\u6642\u9593\u5f8c\uff0c\u8a72\u9375\u5c07\u81ea\u52d5\u88ab\u522a\u9664\u3002\u904e\u671f\u6642\u9593\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u8a2d\u7f6e\uff1a<\/p>\n<pre><code>EXPIRE key seconds<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u82e5\u8981\u5c07\u9375\u201cmykey\u201d\u7684\u904e\u671f\u6642\u9593\u8a2d\u7f6e\u70ba60\u79d2\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>EXPIRE mykey 60<\/code><\/pre>\n<p>\u9664\u4e86\u4f7f\u7528EXPIRE\u547d\u4ee4\u5916\uff0c\u9084\u53ef\u4ee5\u4f7f\u7528SET\u547d\u4ee4\u7684EX\u6216PX\u9078\u9805\u4f86\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff1a<\/p>\n<pre><code>SET mykey \"value\" EX 60<\/code><\/pre>\n<h2 id=\"%e6%9f%a5%e7%9c%8b%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-lafegIzPls\">\u67e5\u770b\u904e\u671f\u6642\u9593<\/h2>\n<p>\u8981\u67e5\u770b\u67d0\u500b\u9375\u7684\u5269\u9918\u904e\u671f\u6642\u9593\uff0c\u53ef\u4ee5\u4f7f\u7528TTL\uff08Time To Live\uff09\u547d\u4ee4\u3002\u8a72\u547d\u4ee4\u8fd4\u56de\u6307\u5b9a\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<pre><code>TTL mykey<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u82e5\u8981\u67e5\u770b\u201cmykey\u201d\u7684\u5269\u9918\u904e\u671f\u6642\u9593\uff0c\u53ef\u4ee5\u57f7\u884c\uff1a<\/p>\n<pre><code>TTL mykey<\/code><\/pre>\n<p>\u5982\u679c\u201cmykey\u201d\u9084\u670930\u79d2\u7684\u904e\u671f\u6642\u9593\uff0c\u5247\u6703\u8fd4\u56de30\u3002\u5982\u679c\u8a72\u9375\u5df2\u7d93\u904e\u671f\u6216\u4e0d\u5b58\u5728\uff0c\u5247\u6703\u8fd4\u56de-2\u3002<\/p>\n<h2 id=\"%e6%aa%a2%e6%9f%a5%e9%8d%b5%e6%98%af%e5%90%a6%e5%ad%98%e5%9c%a8-lafegIzPls\">\u6aa2\u67e5\u9375\u662f\u5426\u5b58\u5728<\/h2>\n<p>\u9664\u4e86\u67e5\u770b\u904e\u671f\u6642\u9593\u5916\uff0c\u9084\u53ef\u4ee5\u4f7f\u7528EXISTS\u547d\u4ee4\u4f86\u6aa2\u67e5\u67d0\u500b\u9375\u662f\u5426\u5b58\u5728\u3002\u9019\u5c0d\u65bc\u78ba\u5b9a\u9375\u662f\u5426\u5df2\u7d93\u904e\u671f\u975e\u5e38\u6709\u7528\u3002<\/p>\n<pre><code>EXISTS mykey<\/code><\/pre>\n<p>\u5982\u679c\u201cmykey\u201d\u5b58\u5728\uff0c\u5247\u8fd4\u56de1\uff1b\u5982\u679c\u4e0d\u5b58\u5728\uff0c\u5247\u8fd4\u56de0\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8persist%e5%91%bd%e4%bb%a4%e5%8f%96%e6%b6%88%e9%81%8e%e6%9c%9f-lafegIzPls\">\u4f7f\u7528PERSIST\u547d\u4ee4\u53d6\u6d88\u904e\u671f<\/h2>\n<p>\u5982\u679c\u9700\u8981\u53d6\u6d88\u67d0\u500b\u9375\u7684\u904e\u671f\u6642\u9593\uff0c\u53ef\u4ee5\u4f7f\u7528PERSIST\u547d\u4ee4\u3002\u9019\u5c07\u4f7f\u8a72\u9375\u6c38\u4e45\u5b58\u5728\uff0c\u76f4\u5230\u624b\u52d5\u522a\u9664\u3002<\/p>\n<pre><code>PERSIST mykey<\/code><\/pre>\n<p>\u9019\u6a23\uff0c\u9375\u201cmykey\u201d\u5c07\u4e0d\u518d\u904e\u671f\uff0c\u4e26\u4e14\u53ef\u4ee5\u96a8\u6642\u8a2a\u554f\u3002<\/p>\n<h2 id=\"%e9%81%8e%e6%9c%9f%e9%8d%b5%e7%9a%84%e8%87%aa%e5%8b%95%e5%88%aa%e9%99%a4-lafegIzPls\">\u904e\u671f\u9375\u7684\u81ea\u52d5\u522a\u9664<\/h2>\n<p>Redis\u4f7f\u7528\u5169\u7a2e\u7b56\u7565\u4f86\u8655\u7406\u904e\u671f\u9375\uff1a\u5b9a\u671f\u522a\u9664\u548c\u60f0\u6027\u522a\u9664\u3002\u5b9a\u671f\u522a\u9664\u662f\u6307Redis\u6703\u5b9a\u671f\u6aa2\u67e5\u4e26\u522a\u9664\u904e\u671f\u7684\u9375\uff0c\u800c\u60f0\u6027\u522a\u9664\u5247\u662f\u5728\u8a2a\u554f\u67d0\u500b\u9375\u6642\u6aa2\u67e5\u5176\u662f\u5426\u904e\u671f\u3002\u5982\u679c\u904e\u671f\uff0c\u5247\u522a\u9664\u8a72\u9375\u3002\u9019\u5169\u7a2e\u7b56\u7565\u7684\u7d50\u5408\u4f7f\u5f97Redis\u80fd\u5920\u9ad8\u6548\u5730\u7ba1\u7406\u904e\u671f\u6578\u64da\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-lafegIzPls\">\u7e3d\u7d50<\/h2>\n<p>\u4e86\u89e3\u5982\u4f55\u67e5\u770bRedis\u4e2d\u7684\u904e\u671f\u5167\u5bb9\u5c0d\u65bc\u6709\u6548\u7ba1\u7406\u6578\u64da\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u4f7f\u7528TTL\u3001EXISTS\u548cPERSIST\u7b49\u547d\u4ee4\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u6aa2\u67e5\u9375\u7684\u72c0\u614b\u548c\u904e\u671f\u6642\u9593\u3002\u9019\u4e0d\u50c5\u6709\u52a9\u65bc\u8cc7\u6e90\u7684\u6709\u6548\u5229\u7528\uff0c\u9084\u80fd\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u5404\u7a2e\u9700\u6c42\u3002\u7121\u8ad6\u662f\u9700\u8981\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f\u9748\u6d3b\u7684 <a href=\"https:\/\/server.hk\">\u4e91\u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u6eff\u8db3\u60a8\u7684\u8981\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u4e86\u89e3Redis\u5982\u4f55\u67e5\u770b\u904e\u671f\u7684\u5167\u5bb9\uff0c\u5b78\u7fd2\u6709\u6548\u6aa2\u67e5\u9375\u503c\u662f\u5426\u904e\u671f\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\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-180808","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180808","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=180808"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180808\/revisions"}],"predecessor-version":[{"id":180809,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180808\/revisions\/180809"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=180808"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=180808"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=180808"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}