{"id":184612,"date":"2024-11-10T14:40:19","date_gmt":"2024-11-10T06:40:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/184612\/"},"modified":"2024-11-10T14:40:20","modified_gmt":"2024-11-10T06:40:20","slug":"%e4%bd%bf%e7%94%a8redis%e7%b2%be%e6%ba%96%e7%b5%b1%e8%a8%88%e5%9f%ba%e6%95%b8%e7%9a%84%e5%af%a6%e8%b8%90%ef%bc%88redis%e7%b5%b1%e8%a8%88%e5%9f%ba%e6%95%b8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/184612\/","title":{"rendered":"\u4f7f\u7528Redis\u7cbe\u6e96\u7d71\u8a08\u57fa\u6578\u7684\u5be6\u8e10\uff08redis\u7d71\u8a08\u57fa\u6578\uff09"},"content":{"rendered":"<h1 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id=\"redis%e4%b8%ad%e7%9a%84%e5%9f%ba%e6%95%b8%e7%b5%b1%e8%a8%88-AruhWYJaZM\">Redis\u4e2d\u7684\u57fa\u6578\u7d71\u8a08<\/h2>\n<p>Redis\u63d0\u4f9b\u4e86\u5e7e\u7a2e\u65b9\u6cd5\u4f86\u9032\u884c\u57fa\u6578\u7d71\u8a08\uff0c\u5176\u4e2d\u6700\u5e38\u7528\u7684\u662fHyperLogLog\u3002HyperLogLog\u662f\u4e00\u7a2e\u6982\u7387\u6027\u6578\u64da\u7d50\u69cb\uff0c\u80fd\u5920\u4ee5\u8f03\u5c0f\u7684\u5167\u5b58\u4f7f\u7528\u91cf\u4f86\u4f30\u7b97\u57fa\u6578\u3002\u9019\u4f7f\u5f97\u5b83\u5728\u8655\u7406\u5927\u6578\u64da\u96c6\u6642\u7279\u5225\u6709\u6548\u3002<\/p>\n<h3 id=\"hyperloglog%e7%9a%84%e5%b7%a5%e4%bd%9c%e5%8e%9f%e7%90%86-AruhWYJaZM\">HyperLogLog\u7684\u5de5\u4f5c\u539f\u7406<\/h3>\n<p>HyperLogLog\u901a\u904e\u4f7f\u7528\u54c8\u5e0c\u51fd\u6578\u5c07\u6578\u64da\u6620\u5c04\u5230\u4e00\u500b\u56fa\u5b9a\u5927\u5c0f\u7684\u4f4d\u6578\u7d44\u4e2d\u3002\u5b83\u8a08\u7b97\u6bcf\u500b\u54c8\u5e0c\u503c\u7684\u524d\u7db4\u96f6\u7684\u6578\u91cf\uff0c\u4e26\u6839\u64da\u9019\u4e9b\u4fe1\u606f\u4f86\u4f30\u7b97\u57fa\u6578\u3002\u9019\u7a2e\u65b9\u6cd5\u7684\u512a\u52e2\u5728\u65bc\u5b83\u7684\u5167\u5b58\u4f7f\u7528\u91cf\u975e\u5e38\u5c0f\uff0c\u901a\u5e38\u53ea\u970012KB\u5373\u53ef\u4f30\u7b97\u6578\u5341\u5104\u7684\u552f\u4e00\u5143\u7d20\u3002<\/p>\n<h3 id=\"%e4%bd%bf%e7%94%a8redis%e9%80%b2%e8%a1%8c%e5%9f%ba%e6%95%b8%e7%b5%b1%e8%a8%88%e7%9a%84%e6%ad%a5%e9%a9%9f-AruhWYJaZM\">\u4f7f\u7528Redis\u9032\u884c\u57fa\u6578\u7d71\u8a08\u7684\u6b65\u9a5f<\/h3>\n<ol>\n<li><strong>\u5b89\u88ddRedis\uff1a<\/strong>\u9996\u5148\uff0c\u78ba\u4fdd\u4f60\u7684\u74b0\u5883\u4e2d\u5df2\u7d93\u5b89\u88dd\u4e86Redis\u3002\u53ef\u4ee5\u901a\u904e\u5b98\u65b9\u7db2\u7ad9\u4e0b\u8f09\u4e26\u5b89\u88dd\u3002<\/li>\n<li><strong>\u9023\u63a5Redis\uff1a<\/strong>\u4f7f\u7528Redis\u5ba2\u6236\u7aef\u9023\u63a5\u5230\u4f60\u7684Redis\u670d\u52d9\u5668\u3002<\/li>\n<li><strong>\u6dfb\u52a0\u6578\u64da\uff1a<\/strong>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5c07\u6578\u64da\u6dfb\u52a0\u5230HyperLogLog\u4e2d\uff1a<\/li>\n<\/ol>\n<pre><code>PFADD my_hyperloglog user1 user2 user3 user4<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u5c07\u56db\u500b\u7528\u6236\u6dfb\u52a0\u5230\u540d\u70bamy_hyperloglog\u7684HyperLogLog\u4e2d\u3002<\/p>\n<ol start=\"4\">\n<li><strong>\u7372\u53d6\u57fa\u6578\uff1a<\/strong>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u7372\u53d6\u57fa\u6578\u4f30\u7b97\uff1a<\/li>\n<\/ol>\n<pre><code>PFCOUNT my_hyperloglog<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56demy_hyperloglog\u4e2d\u552f\u4e00\u5143\u7d20\u7684\u4f30\u7b97\u6578\u91cf\u3002<\/p>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e6%a1%88%e4%be%8b-AruhWYJaZM\">\u5be6\u969b\u61c9\u7528\u6848\u4f8b<\/h2>\n<p>\u8a31\u591a\u5927\u578b\u7db2\u7ad9\u548c\u61c9\u7528\u7a0b\u5e8f\u90fd\u4f7f\u7528Redis\u7684HyperLogLog\u4f86\u9032\u884c\u57fa\u6578\u7d71\u8a08\u3002\u4f8b\u5982\uff0c\u793e\u4ea4\u5a92\u9ad4\u5e73\u53f0\u53ef\u4ee5\u4f7f\u7528HyperLogLog\u4f86\u8a08\u7b97\u7368\u7acb\u7528\u6236\u7684\u8a2a\u554f\u91cf\uff0c\u800c\u4e0d\u5fc5\u64d4\u5fc3\u5167\u5b58\u7684\u6d88\u8017\u3002\u9019\u6a23\u7684\u5be6\u8e10\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6027\u80fd\uff0c\u9084\u964d\u4f4e\u4e86\u904b\u71df\u6210\u672c\u3002<\/p>\n<h2 id=\"%e5%84%aa%e7%bc%ba%e9%bb%9e%e5%88%86%e6%9e%90-AruhWYJaZM\">\u512a\u7f3a\u9ede\u5206\u6790<\/h2>\n<p>\u4f7f\u7528Redis\u9032\u884c\u57fa\u6578\u7d71\u8a08\u7684\u512a\u9ede\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u9ad8\u6548\u7684\u5167\u5b58\u4f7f\u7528\uff1aHyperLogLog\u53ea\u9700\u56fa\u5b9a\u7684\u5167\u5b58\u91cf\u5373\u53ef\u8655\u7406\u5927\u91cf\u6578\u64da\u3002<\/li>\n<li>\u5feb\u901f\u7684\u8a08\u7b97\u901f\u5ea6\uff1a\u57fa\u65bc\u54c8\u5e0c\u7684\u8a08\u7b97\u65b9\u6cd5\u4f7f\u5f97\u57fa\u6578\u7d71\u8a08\u975e\u5e38\u8fc5\u901f\u3002<\/li>\n<\/ul>\n<p>\u7136\u800c\uff0c\u9019\u7a2e\u65b9\u6cd5\u4e5f\u6709\u5176\u7f3a\u9ede\uff1a<\/p>\n<ul>\n<li>\u6982\u7387\u6027\uff1aHyperLogLog\u63d0\u4f9b\u7684\u662f\u57fa\u6578\u7684\u4f30\u7b97\uff0c\u800c\u4e0d\u662f\u7cbe\u78ba\u503c\u3002<\/li>\n<li>\u4e0d\u652f\u6301\u522a\u9664\u64cd\u4f5c\uff1a\u4e00\u65e6\u6578\u64da\u88ab\u6dfb\u52a0\u5230HyperLogLog\u4e2d\uff0c\u5c31\u7121\u6cd5\u522a\u9664\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-AruhWYJaZM\">\u7e3d\u7d50<\/h2>\n<p>\u4f7f\u7528Redis\u7684HyperLogLog\u9032\u884c\u57fa\u6578\u7d71\u8a08\u662f\u4e00\u7a2e\u9ad8\u6548\u4e14\u5be6\u7528\u7684\u65b9\u6cd5\uff0c\u7279\u5225\u9069\u5408\u8655\u7406\u5927\u898f\u6a21\u6578\u64da\u96c6\u3002\u901a\u904e\u7c21\u55ae\u7684\u547d\u4ee4\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u5be6\u73fe\u57fa\u6578\u7d71\u8a08\uff0c\u5f9e\u800c\u70ba\u696d\u52d9\u6c7a\u7b56\u63d0\u4f9b\u652f\u6301\u3002\u5982\u679c\u4f60\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u90e8\u7f72Redis\uff0c\u9019\u5c07\u70ba\u4f60\u7684\u61c9\u7528\u63d0\u4f9b\u7a69\u5b9a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u64f4\u5c55\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u4f7f\u7528Redis\u9032\u884c\u7cbe\u6e96\u7d71\u8a08\u57fa\u6578\u7684\u5be6\u8e10\uff0c\u63d0\u5347\u6578\u64da\u5206\u6790\u6548\u7387\uff0c\u5be6\u73fe\u9ad8\u6548\u7684\u6578\u64da\u53bb\u91cd\u8207\u8a08\u6578\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-184612","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184612","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=184612"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184612\/revisions"}],"predecessor-version":[{"id":184613,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184612\/revisions\/184613"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=184612"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=184612"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=184612"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}