{"id":168139,"date":"2024-11-06T09:50:25","date_gmt":"2024-11-06T01:50:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/168139\/"},"modified":"2024-11-06T09:50:26","modified_gmt":"2024-11-06T01:50:26","slug":"%e7%80%8f%e8%a6%bdredis%e4%b8%ad%e6%89%80%e6%9c%89%e7%9a%84key%e8%88%87%e5%ae%83%e5%80%91%e7%9a%84%e7%8b%80%e6%85%8b%ef%bc%88redis%e7%9c%8b%e6%89%80%e6%9c%89%e7%9a%84key%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/168139\/","title":{"rendered":"\u700f\u89bdRedis\u4e2d\u6240\u6709\u7684key\u8207\u5b83\u5011\u7684\u72c0\u614b\uff08redis\u770b\u6240\u6709\u7684key\uff09"},"content":{"rendered":"<h1 id=\"%e7%80%8f%e8%a6%bdredis%e4%b8%ad%e6%89%80%e6%9c%89%e7%9a%84key%e8%88%87%e5%ae%83%e5%80%91%e7%9a%84%e7%8b%80%e6%85%8b%ef%bc%88redis%e7%9c%8b%e6%89%80%e6%9c%89%e7%9a%84key%ef%bc%89-cNEsXIZbFh\">\u700f\u89bdRedis\u4e2d\u6240\u6709\u7684key\u8207\u5b83\u5011\u7684\u72c0\u614b\uff08redis\u770b\u6240\u6709\u7684key\uff09<\/h1>\n<p>Redis\u662f\u4e00\u500b\u9ad8\u6548\u80fd\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u6578\u64da\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5373\u6642\u6578\u64da\u8655\u7406\u7b49\u5834\u666f\u3002\u4f5c\u70ba\u4e00\u500b\u958b\u767c\u8005\u6216\u7cfb\u7d71\u7ba1\u7406\u54e1\uff0c\u4e86\u89e3\u5982\u4f55\u67e5\u770bRedis\u4e2d\u7684\u6240\u6709key\u53ca\u5176\u72c0\u614b\u662f\u975e\u5e38\u91cd\u8981\u7684\uff0c\u9019\u4e0d\u50c5\u6709\u52a9\u65bc\u6578\u64da\u7ba1\u7406\uff0c\u9084\u80fd\u63d0\u9ad8\u7cfb\u7d71\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n<h2 id=\"redis%e4%b8%ad%e7%9a%84key%e7%b5%90%e6%a7%8b-cNEsXIZbFh\">Redis\u4e2d\u7684key\u7d50\u69cb<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u6240\u6709\u7684\u6578\u64da\u90fd\u662f\u4ee5key-value\u7684\u5f62\u5f0f\u5b58\u5132\u7684\u3002\u6bcf\u500bkey\u90fd\u662f\u552f\u4e00\u7684\uff0c\u4e26\u4e14\u53ef\u4ee5\u5c0d\u61c9\u5230\u4e0d\u540c\u985e\u578b\u7684\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u3002\u9019\u4f7f\u5f97Redis\u5728\u8655\u7406\u4e0d\u540c\u985e\u578b\u7684\u6578\u64da\u6642\u975e\u5e38\u9748\u6d3b\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e7%9c%8b%e6%89%80%e6%9c%89key%e7%9a%84%e6%96%b9%e6%b3%95-cNEsXIZbFh\">\u67e5\u770b\u6240\u6709key\u7684\u65b9\u6cd5<\/h2>\n<p>\u8981\u67e5\u770bRedis\u4e2d\u7684\u6240\u6709key\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8keys%e5%91%bd%e4%bb%a4-cNEsXIZbFh\">1. \u4f7f\u7528KEYS\u547d\u4ee4<\/h3>\n<pre><code>KEYS *<\/code><\/pre>\n<p>\u9019\u500b\u547d\u4ee4\u6703\u8fd4\u56de\u7576\u524d\u6578\u64da\u5eab\u4e2d\u6240\u6709\u7684key\u3002\u96d6\u7136\u9019\u500b\u65b9\u6cd5\u7c21\u55ae\u6613\u7528\uff0c\u4f46\u5728\u6578\u64da\u91cf\u975e\u5e38\u5927\u7684\u60c5\u6cc1\u4e0b\uff0c\u4f7f\u7528KEYS\u547d\u4ee4\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u554f\u984c\uff0c\u56e0\u70ba\u5b83\u6703\u963b\u585eRedis\u7684\u5176\u4ed6\u64cd\u4f5c\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8scan%e5%91%bd%e4%bb%a4-cNEsXIZbFh\">2. \u4f7f\u7528SCAN\u547d\u4ee4<\/h3>\n<pre><code>SCAN 0<\/code><\/pre>\n<p>SCAN\u547d\u4ee4\u662f\u4e00\u500b\u66f4\u5b89\u5168\u7684\u9078\u64c7\uff0c\u56e0\u70ba\u5b83\u4e0d\u6703\u4e00\u6b21\u6027\u8fd4\u56de\u6240\u6709\u7684key\uff0c\u800c\u662f\u5206\u6279\u8fd4\u56de\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u5c0dRedis\u6027\u80fd\u7684\u5f71\u97ff\u3002\u4f7f\u7528SCAN\u547d\u4ee4\u6642\uff0c\u60a8\u9700\u8981\u63d0\u4f9b\u4e00\u500b\u6e38\u6a19\uff0c\u521d\u59cb\u503c\u70ba0\uff0c\u7136\u5f8c\u6839\u64da\u8fd4\u56de\u7684\u6e38\u6a19\u7e7c\u7e8c\u8abf\u7528SCAN\u547d\u4ee4\uff0c\u76f4\u5230\u6e38\u6a19\u8fd4\u56de\u52300\u70ba\u6b62\u3002<\/p>\n<h4 id=\"scan%e5%91%bd%e4%bb%a4%e7%9a%84%e7%a4%ba%e4%be%8b-cNEsXIZbFh\">SCAN\u547d\u4ee4\u7684\u793a\u4f8b<\/h4>\n<pre><code>\n127.0.0.1:6379&gt; SCAN 0\n1) \"0\"\n2) 1) \"key1\"\n   2) \"key2\"\n   3) \"key3\"\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0cSCAN\u547d\u4ee4\u8fd4\u56de\u4e86\u4e09\u500bkey\uff0c\u4e26\u4e14\u6e38\u6a19\u70ba0\uff0c\u8868\u793a\u5df2\u7d93\u904d\u6b77\u5b8c\u6240\u6709\u7684key\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e7%9c%8bkey%e7%9a%84%e7%8b%80%e6%85%8b-cNEsXIZbFh\">\u67e5\u770bkey\u7684\u72c0\u614b<\/h2>\n<p>\u9664\u4e86\u67e5\u770b\u6240\u6709\u7684key\uff0c\u4e86\u89e3\u6bcf\u500bkey\u7684\u72c0\u614b\u4e5f\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u7372\u53d6key\u7684\u8a73\u7d30\u4fe1\u606f\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8type%e5%91%bd%e4%bb%a4-cNEsXIZbFh\">1. \u4f7f\u7528TYPE\u547d\u4ee4<\/h3>\n<pre><code>TYPE key_name<\/code><\/pre>\n<p>\u9019\u500b\u547d\u4ee4\u53ef\u4ee5\u544a\u8a34\u60a8\u6307\u5b9akey\u7684\u6578\u64da\u985e\u578b\u3002\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u60f3\u67e5\u770bkey1\u7684\u985e\u578b\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n<pre><code>TYPE key1<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8ttl%e5%91%bd%e4%bb%a4-cNEsXIZbFh\">2. \u4f7f\u7528TTL\u547d\u4ee4<\/h3>\n<pre><code>TTL key_name<\/code><\/pre>\n<p>TTL\u547d\u4ee4\u53ef\u4ee5\u8fd4\u56de\u6307\u5b9akey\u7684\u5269\u9918\u751f\u5b58\u6642\u9593\uff08\u4ee5\u79d2\u70ba\u55ae\u4f4d\uff09\u3002\u5982\u679ckey\u662f\u6c38\u4e45\u7684\uff0c\u5247\u8fd4\u56de-1\uff1b\u5982\u679ckey\u4e0d\u5b58\u5728\uff0c\u5247\u8fd4\u56de-2\u3002<\/p>\n<h4 id=\"ttl%e5%91%bd%e4%bb%a4%e7%9a%84%e7%a4%ba%e4%be%8b-cNEsXIZbFh\">TTL\u547d\u4ee4\u7684\u793a\u4f8b<\/h4>\n<pre><code>\n127.0.0.1:6379&gt; TTL key1\n(integer) 120\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0ckey1\u9084\u6709120\u79d2\u7684\u751f\u5b58\u6642\u9593\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-cNEsXIZbFh\">\u7d50\u8ad6<\/h2>\n<p>\u4e86\u89e3\u5982\u4f55\u5728Redis\u4e2d\u67e5\u770b\u6240\u6709\u7684key\u53ca\u5176\u72c0\u614b\u662f\u7ba1\u7406\u548c\u512a\u5316Redis\u6578\u64da\u5eab\u7684\u91cd\u8981\u6b65\u9a5f\u3002\u4f7f\u7528KEYS\u548cSCAN\u547d\u4ee4\u53ef\u4ee5\u6709\u6548\u5730\u7372\u53d6key\u5217\u8868\uff0c\u800cTYPE\u548cTTL\u547d\u4ee4\u5247\u5e6b\u52a9\u60a8\u4e86\u89e3\u6bcf\u500bkey\u7684\u5177\u9ad4\u72c0\u614b\u3002\u9019\u4e9b\u64cd\u4f5c\u4e0d\u50c5\u80fd\u63d0\u9ad8\u6578\u64da\u7ba1\u7406\u7684\u6548\u7387\uff0c\u9084\u80fd\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u76e3\u63a7\u7cfb\u7d71\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\u4f86\u904b\u884c\u60a8\u7684Redis\u670d\u52d9\uff0cServer.HK\u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u53ef\u9760\u7684\u670d\u52d9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u4e2d\u6240\u6709\u7684key\u53ca\u5176\u72c0\u614b\uff0c\u8f15\u9b06\u7ba1\u7406\u6578\u64da\uff0c\u63d0\u5347\u6027\u80fd\uff0c\u78ba\u4fdd\u7cfb\u7d71\u904b\u884c\u9806\u66a2\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-168139","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/168139","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=168139"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/168139\/revisions"}],"predecessor-version":[{"id":168140,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/168139\/revisions\/168140"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=168139"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=168139"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=168139"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}