{"id":126449,"date":"2024-10-26T04:49:17","date_gmt":"2024-10-25T20:49:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/126449\/"},"modified":"2024-10-26T04:49:18","modified_gmt":"2024-10-25T20:49:18","slug":"redis-%e6%a8%a1%e7%b3%8a%e6%b8%85%e9%99%a4-key-%e4%b8%80%e7%a8%ae%e6%96%b0%e7%9a%84%e6%8a%80%e8%a1%93","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/126449\/","title":{"rendered":"Redis \u6a21\u7cca\u6e05\u9664 Key \u4e00\u7a2e\u65b0\u7684\u6280\u8853"},"content":{"rendered":"<h1 id=\"redis-%e6%a8%a1%e7%b3%8a%e6%b8%85%e9%99%a4-key-%e4%b8%80%e7%a8%ae%e6%96%b0%e7%9a%84%e6%8a%80%e8%a1%93-EUSBydMOvp\">Redis \u6a21\u7cca\u6e05\u9664 Key \u4e00\u7a2e\u65b0\u7684\u6280\u8853<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u7684\u7ba1\u7406\u548c\u5b58\u53d6\u6548\u7387\u81f3\u95dc\u91cd\u8981\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\u3002\u7136\u800c\uff0c\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u548c\u6e05\u9664\u4e0d\u518d\u9700\u8981\u7684\u9375\u6210\u70ba\u4e86\u4e00\u500b\u6311\u6230\u3002\u6700\u8fd1\uff0cRedis \u5f15\u5165\u4e86\u4e00\u7a2e\u540d\u70ba\u300c\u6a21\u7cca\u6e05\u9664\u300d\u7684\u6280\u8853\uff0c\u9019\u4e00\u6280\u8853\u70ba\u6578\u64da\u7ba1\u7406\u63d0\u4f9b\u4e86\u65b0\u7684\u601d\u8def\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%a8%a1%e7%b3%8a%e6%b8%85%e9%99%a4%ef%bc%9f-EUSBydMOvp\">\u4ec0\u9ebc\u662f\u6a21\u7cca\u6e05\u9664\uff1f<\/h2>\n<p>\u6a21\u7cca\u6e05\u9664\uff08Fuzzy Deletion\uff09\u662f\u4e00\u7a2e\u91dd\u5c0d Redis \u4e2d\u9375\u7684\u6e05\u9664\u7b56\u7565\u3002\u50b3\u7d71\u7684\u9375\u6e05\u9664\u65b9\u6cd5\u901a\u5e38\u662f\u7cbe\u78ba\u5339\u914d\uff0c\u5373\u7528\u6236\u9700\u8981\u660e\u78ba\u6307\u5b9a\u8981\u522a\u9664\u7684\u9375\u3002\u7136\u800c\uff0c\u6a21\u7cca\u6e05\u9664\u5141\u8a31\u7528\u6236\u4f7f\u7528\u6a21\u5f0f\u5339\u914d\u4f86\u522a\u9664\u9375\uff0c\u9019\u6a23\u53ef\u4ee5\u66f4\u9748\u6d3b\u5730\u7ba1\u7406\u6578\u64da\u3002<\/p>\n<h2 id=\"%e6%a8%a1%e7%b3%8a%e6%b8%85%e9%99%a4%e7%9a%84%e5%b7%a5%e4%bd%9c%e5%8e%9f%e7%90%86-EUSBydMOvp\">\u6a21\u7cca\u6e05\u9664\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n<p>\u6a21\u7cca\u6e05\u9664\u7684\u6838\u5fc3\u5728\u65bc\u4f7f\u7528\u901a\u914d\u7b26\u4f86\u5339\u914d\u9375\u3002Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u547d\u4ee4\u4f86\u652f\u6301\u9019\u4e00\u529f\u80fd\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><code>SCAN<\/code>\uff1a\u7528\u65bc\u904d\u6b77\u6578\u64da\u5eab\u4e2d\u7684\u9375\u3002<\/li>\n<li><code>DEL<\/code>\uff1a\u7528\u65bc\u522a\u9664\u6307\u5b9a\u7684\u9375\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528\u6a21\u7cca\u6e05\u9664\u4f86\u522a\u9664\u4ee5\u300csession:\u300d\u958b\u982d\u7684\u6240\u6709\u9375\uff1a<\/p>\n<pre><code>redis-cli --eval delete_keys.lua session:*<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u4f7f\u7528\u4e86\u4e00\u500b Lua \u8173\u672c\u4f86\u904d\u6b77\u6240\u6709\u9375\uff0c\u4e26\u522a\u9664\u7b26\u5408\u689d\u4ef6\u7684\u9375\u3002\u9019\u6a23\u7684\u65b9\u5f0f\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6548\u7387\uff0c\u9084\u6e1b\u5c11\u4e86\u624b\u52d5\u64cd\u4f5c\u7684\u932f\u8aa4\u7387\u3002<\/p>\n<h2 id=\"%e6%a8%a1%e7%b3%8a%e6%b8%85%e9%99%a4%e7%9a%84%e5%84%aa%e5%8b%a2-EUSBydMOvp\">\u6a21\u7cca\u6e05\u9664\u7684\u512a\u52e2<\/h2>\n<p>\u6a21\u7cca\u6e05\u9664\u6280\u8853\u7684\u5f15\u5165\uff0c\u70ba Redis \u7684\u4f7f\u7528\u8005\u5e36\u4f86\u4e86\u591a\u65b9\u9762\u7684\u512a\u52e2\uff1a<\/p>\n<ul>\n<li><strong>\u9748\u6d3b\u6027\uff1a<\/strong>\u7528\u6236\u53ef\u4ee5\u6839\u64da\u9700\u8981\u9748\u6d3b\u5730\u9078\u64c7\u8981\u522a\u9664\u7684\u9375\uff0c\u800c\u4e0d\u5fc5\u9010\u4e00\u6307\u5b9a\u3002<\/li>\n<li><strong>\u6548\u7387\uff1a<\/strong>\u901a\u904e\u6279\u91cf\u522a\u9664\uff0c\u80fd\u5920\u986f\u8457\u63d0\u9ad8\u6578\u64da\u7ba1\u7406\u7684\u6548\u7387\u3002<\/li>\n<li><strong>\u7c21\u5316\u64cd\u4f5c\uff1a<\/strong>\u6e1b\u5c11\u4e86\u624b\u52d5\u522a\u9664\u7684\u7e41\u7463\u904e\u7a0b\uff0c\u964d\u4f4e\u4e86\u51fa\u932f\u7684\u98a8\u96aa\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e6%a8%a1%e7%b3%8a%e6%b8%85%e9%99%a4%e7%9a%84%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-EUSBydMOvp\">\u4f7f\u7528\u6a21\u7cca\u6e05\u9664\u7684\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5118\u7ba1\u6a21\u7cca\u6e05\u9664\u6280\u8853\u5e36\u4f86\u4e86\u8a31\u591a\u597d\u8655\uff0c\u4f46\u5728\u4f7f\u7528\u6642\u4ecd\u9700\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u5f71\u97ff\uff1a<\/strong>\u5728\u5927\u6578\u64da\u91cf\u7684\u60c5\u6cc1\u4e0b\uff0c\u6a21\u7cca\u6e05\u9664\u53ef\u80fd\u6703\u5f71\u97ff Redis \u7684\u6027\u80fd\uff0c\u56e0\u6b64\u5efa\u8b70\u5728\u4f4e\u5cf0\u671f\u9032\u884c\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u6578\u64da\u5b89\u5168\uff1a<\/strong>\u5728\u57f7\u884c\u6a21\u7cca\u6e05\u9664\u4e4b\u524d\uff0c\u5efa\u8b70\u5099\u4efd\u91cd\u8981\u6578\u64da\uff0c\u4ee5\u9632\u8aa4\u522a\u9664\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-EUSBydMOvp\">\u7d50\u8ad6<\/h2>\n<p>\u6a21\u7cca\u6e05\u9664\u6280\u8853\u70ba Redis \u7684\u6578\u64da\u7ba1\u7406\u63d0\u4f9b\u4e86\u4e00\u7a2e\u65b0\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u901a\u904e\u9748\u6d3b\u7684\u6a21\u5f0f\u5339\u914d\u548c\u6279\u91cf\u64cd\u4f5c\uff0c\u80fd\u5920\u6709\u6548\u63d0\u9ad8\u6578\u64da\u6e05\u9664\u7684\u6548\u7387\u3002\u7136\u800c\uff0c\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u4f7f\u7528\u8005\u4ecd\u9700\u8b39\u614e\u64cd\u4f5c\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u670d\u52d9\u6709\u8208\u8da3\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7ba1\u7406\u548c\u904b\u7528\u60a8\u7684\u6578\u64da\u8cc7\u6e90\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 Redis \u6a21\u7cca\u6e05\u9664 Key \u7684\u65b0\u6280\u8853\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u512a\u5316\u6027\u80fd\uff0c\u7c21\u5316\u904e\u671f\u6578\u64da\u8655\u7406\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-126449","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126449","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=126449"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126449\/revisions"}],"predecessor-version":[{"id":126450,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126449\/revisions\/126450"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=126449"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=126449"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=126449"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}