{"id":109494,"date":"2024-10-23T21:29:18","date_gmt":"2024-10-23T13:29:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/109494\/"},"modified":"2024-10-23T21:29:20","modified_gmt":"2024-10-23T13:29:20","slug":"redis-%e5%bf%ab%e5%8f%96%e8%b6%85%e6%99%82%e5%be%9e%e7%a9%ba%e9%96%93%e5%84%aa%e5%8c%96%e5%88%b0%e6%99%82%e9%96%93%e8%bd%89%e7%a7%bb","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/109494\/","title":{"rendered":"Redis \u5feb\u53d6\u8d85\u6642\u5f9e\u7a7a\u9593\u512a\u5316\u5230\u6642\u9593\u8f49\u79fb"},"content":{"rendered":"<h1 id=\"redis-%e5%bf%ab%e5%8f%96%e8%b6%85%e6%99%82%e5%be%9e%e7%a9%ba%e9%96%93%e5%84%aa%e5%8c%96%e5%88%b0%e6%99%82%e9%96%93%e8%bd%89%e7%a7%bb-SBrWOHxBgb\">Redis \u5feb\u53d6\u8d85\u6642\u5f9e\u7a7a\u9593\u512a\u5316\u5230\u6642\u9593\u8f49\u79fb<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u5feb\u53d6\u6280\u8853\u5df2\u6210\u70ba\u63d0\u5347\u61c9\u7528\u6027\u80fd\u7684\u95dc\u9375\u56e0\u7d20\u4e4b\u4e00\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5feb\u53d6\u89e3\u6c7a\u65b9\u6848\u4e2d\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u5feb\u53d6\u7684\u8d85\u6642\u6a5f\u5236\uff0c\u4e26\u5206\u6790\u5982\u4f55\u5f9e\u7a7a\u9593\u512a\u5316\u8f49\u5411\u6642\u9593\u8f49\u79fb\uff0c\u4ee5\u63d0\u9ad8\u7cfb\u7d71\u7684\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n<h2 id=\"redis-%e5%bf%ab%e5%8f%96%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-SBrWOHxBgb\">Redis \u5feb\u53d6\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis \u662f\u4e00\u7a2e\u958b\u6e90\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u3002\u5176\u9ad8\u6548\u7684\u8b80\u53d6\u548c\u5beb\u5165\u6027\u80fd\u4f7f\u5176\u6210\u70ba\u5feb\u53d6\u7684\u7406\u60f3\u9078\u64c7\u3002\u5feb\u53d6\u7684\u4e3b\u8981\u76ee\u7684\u662f\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u8ca0\u64d4\uff0c\u63d0\u5347\u61c9\u7528\u7684\u97ff\u61c9\u901f\u5ea6\u3002<\/p>\n<h2 id=\"%e5%bf%ab%e5%8f%96%e8%b6%85%e6%99%82%e7%9a%84%e5%bf%85%e8%a6%81%e6%80%a7-SBrWOHxBgb\">\u5feb\u53d6\u8d85\u6642\u7684\u5fc5\u8981\u6027<\/h2>\n<p>\u5feb\u53d6\u8d85\u6642\u662f\u6307\u5728\u4e00\u5b9a\u6642\u9593\u5167\u672a\u88ab\u8a2a\u554f\u7684\u6578\u64da\u5c07\u81ea\u52d5\u5f9e\u5feb\u53d6\u4e2d\u522a\u9664\u3002\u9019\u4e00\u6a5f\u5236\u6709\u52a9\u65bc\u91cb\u653e\u5167\u5b58\u7a7a\u9593\uff0c\u907f\u514d\u904e\u671f\u6578\u64da\u4f54\u7528\u8cc7\u6e90\u3002Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u5f0f\u4f86\u8a2d\u7f6e\u5feb\u53d6\u8d85\u6642\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>TTL\uff08Time To Live\uff09<\/strong>: \u8a2d\u7f6e\u9375\u7684\u751f\u5b58\u6642\u9593\uff0c\u8d85\u904e\u8a72\u6642\u9593\u5f8c\u81ea\u52d5\u522a\u9664\u3002<\/li>\n<li><strong>LRU\uff08Least Recently Used\uff09<\/strong>: \u7576\u5167\u5b58\u9054\u5230\u4e0a\u9650\u6642\uff0c\u81ea\u52d5\u522a\u9664\u6700\u5c11\u4f7f\u7528\u7684\u9375\u3002<\/li>\n<li><strong>LFU\uff08Least Frequently Used\uff09<\/strong>: \u6839\u64da\u9375\u7684\u4f7f\u7528\u983b\u7387\u4f86\u6c7a\u5b9a\u522a\u9664\u7684\u512a\u5148\u7d1a\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%a9%ba%e9%96%93%e5%84%aa%e5%8c%96%e8%88%87%e6%99%82%e9%96%93%e8%bd%89%e7%a7%bb-SBrWOHxBgb\">\u7a7a\u9593\u512a\u5316\u8207\u6642\u9593\u8f49\u79fb<\/h2>\n<p>\u5728 Redis \u7684\u5feb\u53d6\u7ba1\u7406\u4e2d\uff0c\u7a7a\u9593\u512a\u5316\u548c\u6642\u9593\u8f49\u79fb\u662f\u5169\u7a2e\u4e0d\u540c\u7684\u7b56\u7565\u3002\u7a7a\u9593\u512a\u5316\u4e3b\u8981\u96c6\u4e2d\u5728\u5982\u4f55\u6709\u6548\u5229\u7528\u5167\u5b58\uff0c\u800c\u6642\u9593\u8f49\u79fb\u5247\u95dc\u6ce8\u65bc\u5982\u4f55\u7ba1\u7406\u6578\u64da\u7684\u751f\u547d\u5468\u671f\u3002<\/p>\n<h3 id=\"%e7%a9%ba%e9%96%93%e5%84%aa%e5%8c%96-SBrWOHxBgb\">\u7a7a\u9593\u512a\u5316<\/h3>\n<p>\u7a7a\u9593\u512a\u5316\u7684\u76ee\u7684\u662f\u6e1b\u5c11\u5167\u5b58\u7684\u4f7f\u7528\uff0c\u9019\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u5f0f\u5be6\u73fe\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u58d3\u7e2e<\/strong>: \u5c07\u6578\u64da\u9032\u884c\u58d3\u7e2e\u4ee5\u6e1b\u5c11\u5b58\u5132\u7a7a\u9593\u3002<\/li>\n<li><strong>\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb<\/strong>: \u6839\u64da\u5be6\u969b\u9700\u6c42\u9078\u64c7\u6700\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\uff0c\u4f8b\u5982\u4f7f\u7528\u54c8\u5e0c\u800c\u975e\u5b57\u7b26\u4e32\u4f86\u5b58\u5132\u591a\u500b\u76f8\u95dc\u6578\u64da\u3002<\/li>\n<li><strong>\u5b9a\u671f\u6e05\u7406\u904e\u671f\u6578\u64da<\/strong>: \u8a2d\u7f6e\u5408\u7406\u7684 TTL\uff0c\u5b9a\u671f\u6e05\u7406\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\u3002<\/li>\n<\/ul>\n<h3 id=\"%e6%99%82%e9%96%93%e8%bd%89%e7%a7%bb-SBrWOHxBgb\">\u6642\u9593\u8f49\u79fb<\/h3>\n<p>\u6642\u9593\u8f49\u79fb\u5247\u662f\u6307\u6839\u64da\u6578\u64da\u7684\u4f7f\u7528\u983b\u7387\u548c\u6642\u9593\u4f86\u7ba1\u7406\u5feb\u53d6\u3002\u9019\u4e00\u7b56\u7565\u7684\u6838\u5fc3\u5728\u65bc\uff1a<\/p>\n<ul>\n<li><strong>\u52d5\u614b\u8abf\u6574\u8d85\u6642\u7b56\u7565<\/strong>: \u6839\u64da\u5be6\u969b\u4f7f\u7528\u60c5\u6cc1\u52d5\u614b\u8abf\u6574\u6578\u64da\u7684 TTL\u3002<\/li>\n<li><strong>\u9810\u6e2c\u6027\u5feb\u53d6<\/strong>: \u6839\u64da\u7528\u6236\u884c\u70ba\u9810\u6e2c\u672a\u4f86\u7684\u6578\u64da\u9700\u6c42\uff0c\u63d0\u524d\u5c07\u6578\u64da\u52a0\u8f09\u5230\u5feb\u53d6\u4e2d\u3002<\/li>\n<li><strong>\u4f7f\u7528\u4e8b\u4ef6\u9a45\u52d5\u7684\u5feb\u53d6\u66f4\u65b0<\/strong>: \u7576\u6578\u64da\u767c\u751f\u8b8a\u5316\u6642\uff0c\u7acb\u5373\u66f4\u65b0\u5feb\u53d6\u4e2d\u7684\u6578\u64da\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e8%b8%90%e4%b8%ad%e7%9a%84%e6%87%89%e7%94%a8-SBrWOHxBgb\">\u5be6\u8e10\u4e2d\u7684\u61c9\u7528<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u5feb\u53d6\u7b56\u7565\u3002\u4f8b\u5982\uff0c\u5728\u4e00\u500b\u96fb\u5b50\u5546\u52d9\u7db2\u7ad9\u4e2d\uff0c\u71b1\u9580\u5546\u54c1\u7684\u6578\u64da\u53ef\u4ee5\u8a2d\u7f6e\u8f03\u9577\u7684 TTL\uff0c\u800c\u4e0d\u5e38\u8a2a\u554f\u7684\u5546\u54c1\u5247\u53ef\u4ee5\u8a2d\u7f6e\u8f03\u77ed\u7684 TTL\u3002\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u5730\u5e73\u8861\u5167\u5b58\u4f7f\u7528\u548c\u6578\u64da\u7684\u5373\u6642\u6027\u3002<\/p>\n<pre><code>\n# \u8a2d\u7f6e\u9375\u7684 TTL\nSET mykey \"Hello\"\nEXPIRE mykey 10  # 10\u79d2\u5f8c\u904e\u671f\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-SBrWOHxBgb\">\u7d50\u8ad6<\/h2>\n<p>Redis \u5feb\u53d6\u7684\u8d85\u6642\u6a5f\u5236\u662f\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u7684\u91cd\u8981\u624b\u6bb5\u3002\u901a\u904e\u5408\u7406\u7684\u7a7a\u9593\u512a\u5316\u548c\u6642\u9593\u8f49\u79fb\u7b56\u7565\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u7ba1\u7406\u5feb\u53d6\u4e2d\u7684\u6578\u64da\uff0c\u63d0\u5347\u61c9\u7528\u7684\u97ff\u61c9\u901f\u5ea6\u548c\u7528\u6236\u9ad4\u9a57\u3002\u96a8\u8457\u6280\u8853\u7684\u767c\u5c55\uff0c\u672a\u4f86\u7684\u5feb\u53d6\u7ba1\u7406\u5c07\u66f4\u52a0\u667a\u80fd\u5316\uff0c\u70ba\u7528\u6236\u63d0\u4f9b\u66f4\u9ad8\u6548\u7684\u670d\u52d9\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u548c\u5feb\u53d6\u6280\u8853\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u5feb\u53d6\u8d85\u6642\u7684\u6700\u4f73\u5be6\u8e10\uff0c\u5f9e\u7a7a\u9593\u512a\u5316\u5230\u6642\u9593\u8f49\u79fb\uff0c\u63d0\u5347\u6548\u80fd\u8207\u8cc7\u6e90\u5229\u7528\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-109494","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/109494","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=109494"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/109494\/revisions"}],"predecessor-version":[{"id":109495,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/109494\/revisions\/109495"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=109494"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=109494"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=109494"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}