{"id":98678,"date":"2024-10-21T04:37:15","date_gmt":"2024-10-20T20:37:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/98678\/"},"modified":"2024-10-21T04:37:16","modified_gmt":"2024-10-20T20:37:16","slug":"redis-%e7%9a%84%e9%bb%98%e8%aa%8d%e7%ad%96%e7%95%a5%e5%af%a6%e7%8f%be%e9%ab%98%e6%80%a7%e8%83%bd%e8%88%87%e6%9c%80%e4%bd%b3%e9%ab%94%e9%a9%97","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/98678\/","title":{"rendered":"Redis \u7684\u9ed8\u8a8d\u7b56\u7565\u5be6\u73fe\u9ad8\u6027\u80fd\u8207\u6700\u4f73\u9ad4\u9a57"},"content":{"rendered":"<h1 id=\"redis-%e7%9a%84%e9%bb%98%e8%aa%8d%e7%ad%96%e7%95%a5%e5%af%a6%e7%8f%be%e9%ab%98%e6%80%a7%e8%83%bd%e8%88%87%e6%9c%80%e4%bd%b3%e9%ab%94%e9%a9%97-iUicxxbIQF\">Redis \u7684\u9ed8\u8a8d\u7b56\u7565\u5be6\u73fe\u9ad8\u6027\u80fd\u8207\u6700\u4f73\u9ad4\u9a57<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u5feb\u901f\u4e14\u9ad8\u6548\u7684\u6578\u64da\u5b58\u53d6\u662f\u4f01\u696d\u6210\u529f\u7684\u95dc\u9375\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6027\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u56e0\u5176\u5353\u8d8a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\u800c\u53d7\u5230\u5ee3\u6cdb\u95dc\u6ce8\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u7684\u9ed8\u8a8d\u7b56\u7565\u5982\u4f55\u5be6\u73fe\u9ad8\u6027\u80fd\u8207\u6700\u4f73\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-iUicxxbIQF\">Redis \u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis\uff08Remote Dictionary Server\uff09\u662f\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u7b49\u591a\u7a2e\u6578\u64da\u985e\u578b\u3002\u5b83\u901a\u5e38\u7528\u4f5c\u6578\u64da\u5eab\u3001\u7de9\u5b58\u548c\u6d88\u606f\u4ee3\u7406\u3002Redis \u7684\u8a2d\u8a08\u76ee\u7684\u662f\u70ba\u4e86\u63d0\u4f9b\u6975\u9ad8\u7684\u6027\u80fd\uff0c\u80fd\u5920\u5728\u6beb\u79d2\u7d1a\u5225\u5167\u5b8c\u6210\u6578\u64da\u7684\u8b80\u53d6\u548c\u5beb\u5165\u3002<\/p>\n<h2 id=\"%e9%bb%98%e8%aa%8d%e6%8c%81%e4%b9%85%e5%8c%96%e7%ad%96%e7%95%a5-iUicxxbIQF\">\u9ed8\u8a8d\u6301\u4e45\u5316\u7b56\u7565<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u5169\u7a2e\u4e3b\u8981\u7684\u6301\u4e45\u5316\u7b56\u7565\uff1aRDB\uff08\u5feb\u7167\uff09\u548c AOF\uff08\u8ffd\u52a0\u6587\u4ef6\uff09\u3002\u9019\u5169\u7a2e\u7b56\u7565\u5404\u6709\u512a\u7f3a\u9ede\uff0c\u4f46 Redis \u7684\u9ed8\u8a8d\u914d\u7f6e\u901a\u5e38\u662f RDB\u3002<\/p>\n<ul>\n<li><strong>RDB\uff08\u5feb\u7167\uff09:<\/strong> RDB \u6703\u5728\u6307\u5b9a\u7684\u6642\u9593\u9593\u9694\u5167\u751f\u6210\u6578\u64da\u7684\u5feb\u7167\uff0c\u9019\u6a23\u53ef\u4ee5\u5728\u7cfb\u7d71\u5d29\u6f70\u6642\u5feb\u901f\u6062\u5fa9\u6578\u64da\u3002\u9019\u7a2e\u65b9\u5f0f\u7684\u512a\u9ede\u662f\u6027\u80fd\u9ad8\uff0c\u56e0\u70ba\u5b83\u4e0d\u6703\u5f71\u97ff\u5230\u6b63\u5e38\u7684\u8b80\u5beb\u64cd\u4f5c\u3002<\/li>\n<li><strong>AOF\uff08\u8ffd\u52a0\u6587\u4ef6\uff09:<\/strong> AOF \u6703\u8a18\u9304\u6bcf\u4e00\u500b\u5beb\u64cd\u4f5c\uff0c\u9019\u6a23\u53ef\u4ee5\u5728\u7cfb\u7d71\u91cd\u555f\u6642\u91cd\u653e\u9019\u4e9b\u64cd\u4f5c\u4f86\u6062\u5fa9\u6578\u64da\u3002\u96d6\u7136 AOF \u63d0\u4f9b\u4e86\u66f4\u9ad8\u7684\u6578\u64da\u5b89\u5168\u6027\uff0c\u4f46\u5728\u6027\u80fd\u4e0a\u53ef\u80fd\u6703\u53d7\u5230\u5f71\u97ff\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%ab%98%e6%80%a7%e8%83%bd%e7%9a%84%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b-iUicxxbIQF\">\u9ad8\u6027\u80fd\u7684\u6578\u64da\u7d50\u69cb<\/h2>\n<p>Redis \u7684\u6578\u64da\u7d50\u69cb\u8a2d\u8a08\u4f7f\u5176\u80fd\u5920\u9ad8\u6548\u5730\u8655\u7406\u5404\u7a2e\u64cd\u4f5c\u3002\u4f8b\u5982\uff0cRedis \u7684\u54c8\u5e0c\u7d50\u69cb\u5141\u8a31\u7528\u6236\u4ee5 O(1) \u7684\u6642\u9593\u8907\u96dc\u5ea6\u5b58\u53d6\u548c\u4fee\u6539\u6578\u64da\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u983b\u7e41\u66f4\u65b0\u7684\u61c9\u7528\u5834\u666f\u5c24\u70ba\u91cd\u8981\u3002<\/p>\n<pre><code>HSET user:1000 name \"Alice\"\nHGET user:1000 name\n<\/code><\/pre>\n<p>\u4e0a\u8ff0\u4ee3\u78bc\u793a\u4f8b\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528 Redis \u7684\u54c8\u5e0c\u7d50\u69cb\u4f86\u5b58\u5132\u548c\u6aa2\u7d22\u7528\u6236\u4fe1\u606f\u3002\u9019\u7a2e\u9ad8\u6548\u7684\u6578\u64da\u7d50\u69cb\u4f7f\u5f97 Redis \u80fd\u5920\u5728\u9ad8\u4e26\u767c\u7684\u60c5\u6cc1\u4e0b\u4ecd\u7136\u4fdd\u6301\u512a\u7570\u7684\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e9%ab%98%e6%95%88%e7%9a%84%e5%85%a7%e5%ad%98%e7%ae%a1%e7%90%86-iUicxxbIQF\">\u9ad8\u6548\u7684\u5167\u5b58\u7ba1\u7406<\/h2>\n<p>Redis \u4f7f\u7528\u5167\u5b58\u4f5c\u70ba\u6578\u64da\u5b58\u5132\u7684\u4e3b\u8981\u4ecb\u8cea\uff0c\u9019\u4f7f\u5f97\u5176\u8b80\u53d6\u548c\u5beb\u5165\u901f\u5ea6\u6975\u5feb\u3002\u70ba\u4e86\u9032\u4e00\u6b65\u63d0\u9ad8\u6027\u80fd\uff0cRedis \u9084\u5be6\u73fe\u4e86\u591a\u7a2e\u5167\u5b58\u7ba1\u7406\u7b56\u7565\uff0c\u5305\u62ec\u5167\u5b58\u6dd8\u6c70\u7b56\u7565\u3002\u7576 Redis \u7684\u5167\u5b58\u9054\u5230\u4e0a\u9650\u6642\uff0c\u53ef\u4ee5\u6839\u64da\u4e0d\u540c\u7684\u7b56\u7565\u81ea\u52d5\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\u3002<\/p>\n<ul>\n<li><strong>noeviction:<\/strong> \u4e0d\u6703\u522a\u9664\u4efb\u4f55\u6578\u64da\uff0c\u7576\u5167\u5b58\u6eff\u6642\uff0c\u5beb\u64cd\u4f5c\u5c07\u8fd4\u56de\u932f\u8aa4\u3002<\/li>\n<li><strong>allkeys-lru:<\/strong> \u6839\u64da\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff08LRU\uff09\u7b97\u6cd5\u522a\u9664\u4efb\u610f\u9375\u3002<\/li>\n<li><strong>volatile-lru:<\/strong> \u53ea\u522a\u9664\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90%e8%88%87%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-iUicxxbIQF\">\u6700\u4f73\u5be6\u8e10\u8207\u61c9\u7528\u5834\u666f<\/h2>\n<p>\u70ba\u4e86\u5145\u5206\u767c\u63ee Redis \u7684\u6027\u80fd\uff0c\u958b\u767c\u8005\u61c9\u9075\u5faa\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\u3002\u4f8b\u5982\uff0c\u5408\u7406\u8a2d\u8a08\u6578\u64da\u7d50\u69cb\u3001\u9078\u64c7\u5408\u9069\u7684\u6301\u4e45\u5316\u7b56\u7565\u4ee5\u53ca\u5b9a\u671f\u76e3\u63a7 Redis \u7684\u6027\u80fd\u6307\u6a19\u3002\u6b64\u5916\uff0cRedis \u5728\u8a31\u591a\u5834\u666f\u4e2d\u8868\u73fe\u51fa\u8272\uff0c\u5982\u7de9\u5b58\u3001\u6703\u8a71\u5b58\u5132\u548c\u5373\u6642\u5206\u6790\u7b49\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-iUicxxbIQF\">\u7e3d\u7d50<\/h2>\n<p>Redis \u7684\u9ed8\u8a8d\u7b56\u7565\u548c\u8a2d\u8a08\u7406\u5ff5\u4f7f\u5176\u6210\u70ba\u9ad8\u6027\u80fd\u6578\u64da\u5b58\u5132\u7684\u7406\u60f3\u9078\u64c7\u3002\u901a\u904e\u5408\u7406\u7684\u6301\u4e45\u5316\u7b56\u7565\u3001\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\u548c\u9ad8\u6548\u7684\u5167\u5b58\u7ba1\u7406\uff0cRedis \u80fd\u5920\u5728\u5404\u7a2e\u61c9\u7528\u5834\u666f\u4e2d\u63d0\u4f9b\u6700\u4f73\u7684\u7528\u6236\u9ad4\u9a57\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72 Redis \u5c07\u662f\u63d0\u5347\u696d\u52d9\u6027\u80fd\u7684\u91cd\u8981\u4e00\u6b65\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Redis \u7684\u9ed8\u8a8d\u7b56\u7565\u512a\u5316\u9ad8\u6027\u80fd\uff0c\u63d0\u4f9b\u6700\u4f73\u7528\u6236\u9ad4\u9a57\uff0c\u78ba\u4fdd\u6578\u64da\u5feb\u901f\u5b58\u53d6\u8207\u9ad8\u6548\u7ba1\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-98678","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98678","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=98678"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98678\/revisions"}],"predecessor-version":[{"id":98679,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98678\/revisions\/98679"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=98678"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=98678"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=98678"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}