{"id":161799,"date":"2024-11-04T09:26:28","date_gmt":"2024-11-04T01:26:28","guid":{"rendered":"https:\/\/server.hk\/cnblog\/161799\/"},"modified":"2024-11-04T09:26:29","modified_gmt":"2024-11-04T01:26:29","slug":"%e6%a5%b5%e9%80%9f%e7%b7%a9%e5%ad%98-redis-%e6%8e%a8%e5%87%ba%e5%b8%83%e9%9a%86%e9%81%8e%e6%bf%be%e5%99%a8%ef%bc%88redis-%e7%94%a8%e4%ba%86%e5%b8%83%e9%9a%86%e9%81%8e%e6%bf%be%e5%99%a8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/161799\/","title":{"rendered":"\u6975\u901f\u7de9\u5b58 Redis \u63a8\u51fa\u5e03\u9686\u904e\u6ffe\u5668\uff08redis \u7528\u4e86\u5e03\u9686\u904e\u6ffe\u5668\uff09"},"content":{"rendered":"<h1 id=\"%e6%a5%b5%e9%80%9f%e7%b7%a9%e5%ad%98-redis-%e6%8e%a8%e5%87%ba%e5%b8%83%e9%9a%86%e9%81%8e%e6%bf%be%e5%99%a8-LRjDnxYdeB\">\u6975\u901f\u7de9\u5b58 Redis \u63a8\u51fa\u5e03\u9686\u904e\u6ffe\u5668<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u5982\u4f55\u9ad8\u6548\u5730\u8655\u7406\u548c\u5b58\u5132\u5927\u91cf\u6578\u64da\u6210\u70ba\u4e86\u4f01\u696d\u9762\u81e8\u7684\u4e00\u5927\u6311\u6230\u3002Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6027\u80fd\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u56e0\u5176\u5feb\u901f\u7684\u6578\u64da\u5b58\u53d6\u80fd\u529b\u800c\u53d7\u5230\u5ee3\u6cdb\u4f7f\u7528\u3002\u6700\u8fd1\uff0cRedis \u63a8\u51fa\u4e86\u5e03\u9686\u904e\u6ffe\u5668\uff08Bloom Filter\uff09\u529f\u80fd\uff0c\u9019\u4e00\u65b0\u7279\u6027\u5c07\u9032\u4e00\u6b65\u63d0\u5347\u5176\u5728\u6578\u64da\u8655\u7406\u4e2d\u7684\u6548\u7387\u548c\u9748\u6d3b\u6027\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e5%b8%83%e9%9a%86%e9%81%8e%e6%bf%be%e5%99%a8%ef%bc%9f-LRjDnxYdeB\">\u4ec0\u9ebc\u662f\u5e03\u9686\u904e\u6ffe\u5668\uff1f<\/h2>\n<p>\u5e03\u9686\u904e\u6ffe\u5668\u662f\u4e00\u7a2e\u7a7a\u9593\u6548\u7387\u6975\u9ad8\u7684\u96a8\u6a5f\u6578\u64da\u7d50\u69cb\uff0c\u7528\u65bc\u6aa2\u67e5\u4e00\u500b\u5143\u7d20\u662f\u5426\u5728\u4e00\u500b\u96c6\u5408\u4e2d\u3002\u5b83\u7684\u7279\u9ede\u662f\u53ef\u4ee5\u5feb\u901f\u5224\u65b7\u67d0\u500b\u5143\u7d20\u662f\u5426\u5b58\u5728\u65bc\u96c6\u5408\u4e2d\uff0c\u4f46\u53ef\u80fd\u6703\u7522\u751f\u5047\u967d\u6027\uff0c\u5373\u5b83\u53ef\u80fd\u6703\u932f\u8aa4\u5730\u544a\u8a34\u4f60\u67d0\u500b\u5143\u7d20\u5b58\u5728\u65bc\u96c6\u5408\u4e2d\uff0c\u4f46\u5be6\u969b\u4e0a\u4e26\u4e0d\u5b58\u5728\u3002\u9019\u7a2e\u7279\u6027\u4f7f\u5f97\u5e03\u9686\u904e\u6ffe\u5668\u975e\u5e38\u9069\u5408\u7528\u65bc\u9700\u8981\u9ad8\u6548\u67e5\u8a62\u7684\u5834\u666f\u3002<\/p>\n<h2 id=\"redis-%e4%b8%ad%e7%9a%84%e5%b8%83%e9%9a%86%e9%81%8e%e6%bf%be%e5%99%a8-LRjDnxYdeB\">Redis \u4e2d\u7684\u5e03\u9686\u904e\u6ffe\u5668<\/h2>\n<p>Redis \u7684\u5e03\u9686\u904e\u6ffe\u5668\u5be6\u73fe\u57fa\u65bc\u5176\u9ad8\u6548\u7684\u5167\u5b58\u7ba1\u7406\u548c\u5feb\u901f\u7684\u6578\u64da\u5b58\u53d6\u80fd\u529b\u3002\u4f7f\u7528 Redis \u7684\u5e03\u9686\u904e\u6ffe\u5668\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5728\u4e0d\u4f54\u7528\u904e\u591a\u5167\u5b58\u7684\u60c5\u6cc1\u4e0b\uff0c\u5feb\u901f\u6aa2\u67e5\u67d0\u500b\u5143\u7d20\u662f\u5426\u5b58\u5728\u65bc\u96c6\u5408\u4e2d\u3002\u9019\u5c0d\u65bc\u9700\u8981\u8655\u7406\u5927\u91cf\u6578\u64da\u7684\u61c9\u7528\u7a0b\u5e8f\u4f86\u8aaa\uff0c\u7121\u7591\u662f\u4e00\u500b\u5de8\u5927\u7684\u512a\u52e2\u3002<\/p>\n<h3 id=\"%e5%b8%83%e9%9a%86%e9%81%8e%e6%bf%be%e5%99%a8%e7%9a%84%e5%b7%a5%e4%bd%9c%e5%8e%9f%e7%90%86-LRjDnxYdeB\">\u5e03\u9686\u904e\u6ffe\u5668\u7684\u5de5\u4f5c\u539f\u7406<\/h3>\n<p>\u5e03\u9686\u904e\u6ffe\u5668\u7684\u5de5\u4f5c\u539f\u7406\u57fa\u65bc\u591a\u500b\u54c8\u5e0c\u51fd\u6578\u3002\u7576\u4e00\u500b\u5143\u7d20\u88ab\u6dfb\u52a0\u5230\u904e\u6ffe\u5668\u4e2d\u6642\uff0c\u8a72\u5143\u7d20\u6703\u901a\u904e\u591a\u500b\u54c8\u5e0c\u51fd\u6578\u8a08\u7b97\u51fa\u5e7e\u500b\u4f4d\u5143\u7d44\u7684\u4f4d\u7f6e\uff0c\u7136\u5f8c\u5c07\u9019\u4e9b\u4f4d\u7f6e\u7684\u503c\u8a2d\u7f6e\u70ba 1\u3002\u7576\u9700\u8981\u6aa2\u67e5\u67d0\u500b\u5143\u7d20\u662f\u5426\u5b58\u5728\u6642\uff0c\u8a72\u5143\u7d20\u540c\u6a23\u6703\u901a\u904e\u9019\u4e9b\u54c8\u5e0c\u51fd\u6578\u8a08\u7b97\u51fa\u4f4d\u7f6e\uff0c\u7136\u5f8c\u6aa2\u67e5\u9019\u4e9b\u4f4d\u7f6e\u7684\u503c\u3002\u5982\u679c\u6240\u6709\u4f4d\u7f6e\u7684\u503c\u90fd\u662f 1\uff0c\u5247\u53ef\u4ee5\u8a8d\u70ba\u8a72\u5143\u7d20\u5b58\u5728\uff1b\u5982\u679c\u6709\u4efb\u4f55\u4e00\u500b\u4f4d\u7f6e\u7684\u503c\u70ba 0\uff0c\u5247\u53ef\u4ee5\u78ba\u5b9a\u8a72\u5143\u7d20\u4e0d\u5b58\u5728\u3002<\/p>\n<h3 id=\"redis-%e4%b8%ad%e5%b8%83%e9%9a%86%e9%81%8e%e6%bf%be%e5%99%a8%e7%9a%84%e4%bd%bf%e7%94%a8%e7%a4%ba%e4%be%8b-LRjDnxYdeB\">Redis \u4e2d\u5e03\u9686\u904e\u6ffe\u5668\u7684\u4f7f\u7528\u793a\u4f8b<\/h3>\n<pre><code>127.0.0.1:6379&gt; BF.ADD myfilter \"example.com\"\n(integer) 1\n127.0.0.1:6379&gt; BF.EXISTS myfilter \"example.com\"\n(integer) 1\n127.0.0.1:6379&gt; BF.EXISTS myfilter \"nonexistent.com\"\n(integer) 0\n<\/code><\/pre>\n<p>\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u4f7f\u7528 <code>BF.ADD<\/code> \u547d\u4ee4\u5c07 &#8220;example.com&#8221; \u6dfb\u52a0\u5230\u5e03\u9686\u904e\u6ffe\u5668\u4e2d\u3002\u63a5\u8457\uff0c\u6211\u5011\u4f7f\u7528 <code>BF.EXISTS<\/code> \u547d\u4ee4\u6aa2\u67e5 &#8220;example.com&#8221; \u662f\u5426\u5b58\u5728\uff0c\u7d50\u679c\u8fd4\u56de 1\uff0c\u8868\u793a\u5b58\u5728\u3002\u7136\u5f8c\uff0c\u6211\u5011\u6aa2\u67e5 &#8220;nonexistent.com&#8221;\uff0c\u7d50\u679c\u8fd4\u56de 0\uff0c\u8868\u793a\u4e0d\u5b58\u5728\u3002<\/p>\n<h2 id=\"%e5%b8%83%e9%9a%86%e9%81%8e%e6%bf%be%e5%99%a8%e7%9a%84%e5%84%aa%e5%8b%a2-LRjDnxYdeB\">\u5e03\u9686\u904e\u6ffe\u5668\u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u9ad8\u6548\u6027\uff1a<\/strong>\u5e03\u9686\u904e\u6ffe\u5668\u80fd\u5920\u5728\u6975\u5c0f\u7684\u5167\u5b58\u4f54\u7528\u4e0b\uff0c\u5feb\u901f\u6aa2\u67e5\u5143\u7d20\u7684\u5b58\u5728\u6027\u3002<\/li>\n<li><strong>\u53ef\u64f4\u5c55\u6027\uff1a<\/strong>\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u52a0\uff0c\u5e03\u9686\u904e\u6ffe\u5668\u53ef\u4ee5\u8f15\u9b06\u64f4\u5c55\uff0c\u4fdd\u6301\u9ad8\u6548\u7684\u67e5\u8a62\u6027\u80fd\u3002<\/li>\n<li><strong>\u7c21\u55ae\u6613\u7528\uff1a<\/strong>Redis \u63d0\u4f9b\u4e86\u7c21\u55ae\u7684\u547d\u4ee4\u4f86\u64cd\u4f5c\u5e03\u9686\u904e\u6ffe\u5668\uff0c\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u8f15\u9b06\u96c6\u6210\u5230\u73fe\u6709\u7cfb\u7d71\u4e2d\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-LRjDnxYdeB\">\u7d50\u8ad6<\/h2>\n<p>Redis \u7684\u5e03\u9686\u904e\u6ffe\u5668\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u4e00\u7a2e\u9ad8\u6548\u7684\u6578\u64da\u67e5\u8a62\u89e3\u6c7a\u65b9\u6848\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u8655\u7406\u5927\u91cf\u6578\u64da\u7684\u61c9\u7528\u5834\u666f\u4e2d\u3002\u901a\u904e\u5229\u7528\u5e03\u9686\u904e\u6ffe\u5668\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u7cfb\u7d71\u7684\u6027\u80fd\u548c\u97ff\u61c9\u901f\u5ea6\u3002\u5c0d\u65bc\u5c0b\u6c42\u9ad8\u6548\u6578\u64da\u8655\u7406\u89e3\u6c7a\u65b9\u6848\u7684\u4f01\u696d\u4f86\u8aaa\uff0cRedis \u7684\u9019\u4e00\u65b0\u7279\u6027\u7121\u7591\u662f\u4e00\u500b\u503c\u5f97\u8003\u616e\u7684\u9078\u64c7\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\u611f\u8208\u8da3\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9748\u6d3b\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7ba1\u7406\u548c\u904b\u884c\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Redis introduces Bloom filters for ultra-fast caching, enhancing data retrieval efficiency and reducing memory usage in high-performance applications.<\/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-161799","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161799","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=161799"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161799\/revisions"}],"predecessor-version":[{"id":161800,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161799\/revisions\/161800"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=161799"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=161799"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=161799"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}