{"id":170581,"date":"2024-11-06T22:39:17","date_gmt":"2024-11-06T14:39:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/170581\/"},"modified":"2024-11-06T22:39:18","modified_gmt":"2024-11-06T14:39:18","slug":"%e5%8c%b9%e9%85%8d%e7%9a%84-key%e5%89%8d%e7%b6%b4%e5%8c%b9%e9%85%8d%e6%9f%a5%e7%9c%8bredis%e4%b8%ad%e7%9a%84key%ef%bc%88redis-%e6%9f%a5%e7%9c%8b%e5%89%8d%e7%b6%b4%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/170581\/","title":{"rendered":"\u5339\u914d\u7684 key\u524d\u7db4\u5339\u914d\u67e5\u770bRedis\u4e2d\u7684Key\uff08redis \u67e5\u770b\u524d\u7db4\uff09"},"content":{"rendered":"<h1 id=\"%e5%8c%b9%e9%85%8d%e7%9a%84-key-%e5%89%8d%e7%b6%b4%e5%8c%b9%e9%85%8d%e6%9f%a5%e7%9c%8b-redis-%e4%b8%ad%e7%9a%84-key%ef%bc%88redis-%e6%9f%a5%e7%9c%8b%e5%89%8d%e7%b6%b4%ef%bc%89-THuTTgNDBE\">\u5339\u914d\u7684 Key \u524d\u7db4\u5339\u914d\u67e5\u770b Redis \u4e2d\u7684 Key\uff08Redis \u67e5\u770b\u524d\u7db4\uff09<\/h1>\n<p>Redis \u662f\u4e00\u7a2e\u9ad8\u6548\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\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u6027\uff0cRedis \u6210\u70ba\u4e86\u8a31\u591a\u958b\u767c\u8005\u548c\u4f01\u696d\u7684\u9996\u9078\u3002\u7136\u800c\uff0c\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u548c\u67e5\u8a62 Redis \u4e2d\u7684 Key \u8b8a\u5f97\u5c24\u70ba\u91cd\u8981\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528\u524d\u7db4\u5339\u914d\u4f86\u67e5\u770b Redis \u4e2d\u7684 Key\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"redis-%e4%b8%ad%e7%9a%84-key-%e7%b5%90%e6%a7%8b-THuTTgNDBE\">Redis \u4e2d\u7684 Key \u7d50\u69cb<\/h2>\n<p>\u5728 Redis \u4e2d\uff0cKey \u662f\u7528\u4f86\u552f\u4e00\u6a19\u8b58\u6578\u64da\u7684\u5b57\u7b26\u4e32\u3002\u6bcf\u500b Key \u90fd\u53ef\u4ee5\u5c0d\u61c9\u4e00\u500b\u503c\uff0c\u9019\u500b\u503c\u53ef\u4ee5\u662f\u5b57\u7b26\u4e32\u3001\u5217\u8868\u3001\u96c6\u5408\u3001\u54c8\u5e0c\u7b49\u591a\u7a2e\u6578\u64da\u985e\u578b\u3002\u7531\u65bc Redis \u7684\u9ad8\u6548\u6027\uff0c\u958b\u767c\u8005\u7d93\u5e38\u6703\u4f7f\u7528\u524d\u7db4\u4f86\u7d44\u7e54\u548c\u7ba1\u7406 Key\uff0c\u4ee5\u4fbf\u65bc\u67e5\u8a62\u548c\u7dad\u8b77\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e4%bd%bf%e7%94%a8%e5%89%8d%e7%b6%b4%e5%8c%b9%e9%85%8d-THuTTgNDBE\">\u70ba\u4ec0\u9ebc\u4f7f\u7528\u524d\u7db4\u5339\u914d<\/h2>\n<p>\u4f7f\u7528\u524d\u7db4\u5339\u914d\u7684\u4e3b\u8981\u539f\u56e0\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u7d44\u7e54\u6027\uff1a<\/strong>\u901a\u904e\u70ba\u4e0d\u540c\u985e\u578b\u7684\u6578\u64da\u4f7f\u7528\u4e0d\u540c\u7684\u524d\u7db4\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u7d44\u7e54\u548c\u7ba1\u7406 Key\u3002<\/li>\n<li><strong>\u67e5\u8a62\u6548\u7387\uff1a<\/strong>\u524d\u7db4\u5339\u914d\u53ef\u4ee5\u5feb\u901f\u7be9\u9078\u51fa\u76f8\u95dc\u7684 Key\uff0c\u5f9e\u800c\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002<\/li>\n<li><strong>\u907f\u514d\u885d\u7a81\uff1a<\/strong>\u4f7f\u7528\u524d\u7db4\u53ef\u4ee5\u6e1b\u5c11 Key \u4e4b\u9593\u7684\u885d\u7a81\uff0c\u7279\u5225\u662f\u5728\u5927\u578b\u61c9\u7528\u4e2d\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%9f%a5%e7%9c%8b-redis-%e4%b8%ad%e7%9a%84-key-%e5%89%8d%e7%b6%b4-THuTTgNDBE\">\u5982\u4f55\u67e5\u770b Redis \u4e2d\u7684 Key \u524d\u7db4<\/h2>\n<p>\u5728 Redis \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>KEYS<\/code> \u547d\u4ee4\u4f86\u67e5\u8a62\u7b26\u5408\u7279\u5b9a\u6a21\u5f0f\u7684 Key\u3002\u9019\u500b\u547d\u4ee4\u652f\u6301\u901a\u914d\u7b26\uff0c\u53ef\u4ee5\u7528\u4f86\u5be6\u73fe\u524d\u7db4\u5339\u914d\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u7528\u6cd5\uff1a<\/p>\n<h3 id=\"%e4%bd%bf%e7%94%a8-keys-%e5%91%bd%e4%bb%a4-THuTTgNDBE\">\u4f7f\u7528 KEYS \u547d\u4ee4<\/h3>\n<pre><code>KEYS pattern<\/code><\/pre>\n<p>\u5176\u4e2d\uff0c<code>pattern<\/code> \u662f\u8981\u5339\u914d\u7684\u6a21\u5f0f\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6211\u5011\u60f3\u67e5\u8a62\u6240\u6709\u4ee5 <code>user:<\/code> \u958b\u982d\u7684 Key\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>KEYS user:*<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u6240\u6709\u4ee5 <code>user:<\/code> \u70ba\u524d\u7db4\u7684 Key \u5217\u8868\u3002<\/p>\n<h3 id=\"%e4%bd%bf%e7%94%a8-scan-%e5%91%bd%e4%bb%a4-THuTTgNDBE\">\u4f7f\u7528 SCAN \u547d\u4ee4<\/h3>\n<p>\u96d6\u7136 <code>KEYS<\/code> \u547d\u4ee4\u975e\u5e38\u65b9\u4fbf\uff0c\u4f46\u5728\u5927\u578b\u6578\u64da\u96c6\u4e0a\u4f7f\u7528\u6642\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u554f\u984c\u3002\u70ba\u4e86\u907f\u514d\u9019\u7a2e\u60c5\u6cc1\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>SCAN<\/code> \u547d\u4ee4\uff0c\u5b83\u662f\u4e00\u7a2e\u589e\u91cf\u8fed\u4ee3\u7684\u65b9\u5f0f\u4f86\u67e5\u8a62 Key\u3002<\/p>\n<pre><code>SCAN cursor MATCH pattern COUNT count<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u4ee5\u4e0b\u547d\u4ee4\u5c07\u4ee5\u589e\u91cf\u65b9\u5f0f\u67e5\u8a62\u6240\u6709\u4ee5 <code>user:<\/code> \u958b\u982d\u7684 Key\uff1a<\/p>\n<pre><code>SCAN 0 MATCH user:* COUNT 100<\/code><\/pre>\n<p>\u9019\u88e1\u7684 <code>cursor<\/code> \u662f\u6e38\u6a19\uff0c\u521d\u59cb\u503c\u70ba 0\uff0c<code>COUNT<\/code> \u7528\u65bc\u6307\u5b9a\u6bcf\u6b21\u8fd4\u56de\u7684 Key \u6578\u91cf\u3002<\/p>\n<h2 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e6%9f%a5%e8%a9%a2-redis-%e4%b8%ad%e7%9a%84-key-THuTTgNDBE\">\u793a\u4f8b\uff1a\u67e5\u8a62 Redis \u4e2d\u7684 Key<\/h2>\n<p>\u5047\u8a2d\u6211\u5011\u5728 Redis \u4e2d\u5b58\u5132\u4e86\u4e00\u4e9b\u7528\u6236\u6578\u64da\uff0cKey \u7684\u683c\u5f0f\u70ba <code>user:{user_id}<\/code>\u3002\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u67e5\u8a62\u6240\u6709\u7528\u6236\u7684 Key\uff1a<\/p>\n<pre><code>KEYS user:*<\/code><\/pre>\n<p>\u5982\u679c\u6578\u64da\u91cf\u8f03\u5927\uff0c\u5247\u53ef\u4ee5\u4f7f\u7528 <code>SCAN<\/code> \u547d\u4ee4\uff1a<\/p>\n<pre><code>SCAN 0 MATCH user:* COUNT 100<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u5730\u7372\u53d6\u6240\u6709\u4ee5 <code>user:<\/code> \u958b\u982d\u7684 Key\uff0c\u800c\u4e0d\u6703\u5f71\u97ff Redis \u7684\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-THuTTgNDBE\">\u7e3d\u7d50<\/h2>\n<p>\u5728 Redis \u4e2d\u4f7f\u7528\u524d\u7db4\u5339\u914d\u4f86\u67e5\u770b Key \u662f\u4e00\u7a2e\u6709\u6548\u7684\u7ba1\u7406\u548c\u67e5\u8a62\u6578\u64da\u7684\u65b9\u6cd5\u3002\u901a\u904e\u5408\u7406\u5730\u8a2d\u8a08 Key \u7684\u524d\u7db4\uff0c\u53ef\u4ee5\u63d0\u9ad8\u6578\u64da\u7684\u7d44\u7e54\u6027\u548c\u67e5\u8a62\u6548\u7387\u3002\u7121\u8ad6\u662f\u4f7f\u7528 <code>KEYS<\/code> \u9084\u662f <code>SCAN<\/code> \u547d\u4ee4\uff0c\u958b\u767c\u8005\u90fd\u80fd\u5920\u9748\u6d3b\u5730\u7372\u53d6\u6240\u9700\u7684 Key\uff0c\u5f9e\u800c\u66f4\u597d\u5730\u7ba1\u7406 Redis \u6578\u64da\u5eab\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u4e91\u4f3a\u670d\u5668<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728Redis\u4e2d\u4f7f\u7528\u524d\u7f00\u5339\u914d\u67e5\u770b\u952e\uff0c\u8f7b\u677e\u7ba1\u7406\u548c\u67e5\u8be2\u6570\u636e\uff0c\u63d0\u9ad8\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-170581","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/170581","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=170581"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/170581\/revisions"}],"predecessor-version":[{"id":170582,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/170581\/revisions\/170582"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=170581"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=170581"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=170581"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}