{"id":167639,"date":"2024-11-06T03:17:22","date_gmt":"2024-11-05T19:17:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/167639\/"},"modified":"2024-11-06T03:17:23","modified_gmt":"2024-11-05T19:17:23","slug":"%e5%88%a9%e7%94%a8redis%e5%af%a6%e7%8f%be%e7%af%84%e5%9c%8d%e6%9f%a5%e6%89%be%e7%9a%84%e6%9c%89%e6%95%88%e7%ad%96%e7%95%a5%ef%bc%88redis%e6%a0%b9%e6%93%9a%e7%af%84%e5%9c%8d%e6%9f%a5%e6%89%be%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/167639\/","title":{"rendered":"\u5229\u7528Redis\u5be6\u73fe\u7bc4\u570d\u67e5\u627e\u7684\u6709\u6548\u7b56\u7565\uff08redis\u6839\u64da\u7bc4\u570d\u67e5\u627e\uff09"},"content":{"rendered":"<h1 id=\"%e5%88%a9%e7%94%a8redis%e5%af%a6%e7%8f%be%e7%af%84%e5%9c%8d%e6%9f%a5%e6%89%be%e7%9a%84%e6%9c%89%e6%95%88%e7%ad%96%e7%95%a5-UBlxVxSvPA\">\u5229\u7528Redis\u5be6\u73fe\u7bc4\u570d\u67e5\u627e\u7684\u6709\u6548\u7b56\u7565<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u5feb\u901f\u4e14\u9ad8\u6548\u7684\u6578\u64da\u67e5\u627e\u662f\u61c9\u7528\u7a0b\u5e8f\u6027\u80fd\u7684\u95dc\u9375\u3002Redis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u7d50\u69cb\u548c\u64cd\u4f5c\uff0c\u7279\u5225\u9069\u5408\u7528\u65bc\u7bc4\u570d\u67e5\u627e\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528Redis\u5be6\u73fe\u7bc4\u570d\u67e5\u627e\u7684\u6709\u6548\u7b56\u7565\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b-UBlxVxSvPA\">Redis\u7684\u6578\u64da\u7d50\u69cb<\/h2>\n<p>Redis\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5305\u62ec\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u5176\u4e2d\uff0c\u6709\u5e8f\u96c6\u5408\uff08Sorted Set\uff09\u7279\u5225\u9069\u5408\u7528\u65bc\u7bc4\u570d\u67e5\u627e\uff0c\u56e0\u70ba\u5b83\u5011\u53ef\u4ee5\u6839\u64da\u5206\u6578\uff08score\uff09\u9032\u884c\u6392\u5e8f\uff0c\u4e26\u4e14\u652f\u6301\u7bc4\u570d\u67e5\u8a62\u64cd\u4f5c\u3002<\/p>\n<h3 id=\"%e6%9c%89%e5%ba%8f%e9%9b%86%e5%90%88%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%93%8d%e4%bd%9c-UBlxVxSvPA\">\u6709\u5e8f\u96c6\u5408\u7684\u57fa\u672c\u64cd\u4f5c<\/h3>\n<p>\u6709\u5e8f\u96c6\u5408\u7684\u57fa\u672c\u64cd\u4f5c\u5305\u62ec\u6dfb\u52a0\u3001\u522a\u9664\u548c\u67e5\u8a62\u5143\u7d20\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u547d\u4ee4\uff1a<\/p>\n<ul>\n<li><code>ZADD<\/code>\uff1a\u5411\u6709\u5e8f\u96c6\u5408\u4e2d\u6dfb\u52a0\u5143\u7d20\u3002<\/li>\n<li><code>ZREM<\/code>\uff1a\u5f9e\u6709\u5e8f\u96c6\u5408\u4e2d\u522a\u9664\u5143\u7d20\u3002<\/li>\n<li><code>ZRANGEBYSCORE<\/code>\uff1a\u6839\u64da\u5206\u6578\u7bc4\u570d\u67e5\u8a62\u5143\u7d20\u3002<\/li>\n<li><code>ZCOUNT<\/code>\uff1a\u8a08\u7b97\u6307\u5b9a\u5206\u6578\u7bc4\u570d\u5167\u7684\u5143\u7d20\u6578\u91cf\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%af%84%e5%9c%8d%e6%9f%a5%e6%89%be%e7%9a%84%e5%af%a6%e7%8f%be-UBlxVxSvPA\">\u7bc4\u570d\u67e5\u627e\u7684\u5be6\u73fe<\/h2>\n<p>\u8981\u5be6\u73fe\u7bc4\u570d\u67e5\u627e\uff0c\u9996\u5148\u9700\u8981\u5c07\u6578\u64da\u4ee5\u6709\u5e8f\u96c6\u5408\u7684\u5f62\u5f0f\u5b58\u5132\u3002\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u7528\u6236\u7684\u5206\u6578\u6578\u64da\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5c07\u6578\u64da\u6dfb\u52a0\u5230\u6709\u5e8f\u96c6\u5408\u4e2d\uff1a<\/p>\n<pre><code>127.0.0.1:6379&gt; ZADD user_scores 100 \"user1\"\n127.0.0.1:6379&gt; ZADD user_scores 200 \"user2\"\n127.0.0.1:6379&gt; ZADD user_scores 150 \"user3\"<\/code><\/pre>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528<code>ZRANGEBYSCORE<\/code>\u547d\u4ee4\u4f86\u67e5\u8a62\u7279\u5b9a\u7bc4\u570d\u5167\u7684\u7528\u6236\uff1a<\/p>\n<pre><code>127.0.0.1:6379&gt; ZRANGEBYSCORE user_scores 100 150<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u5206\u6578\u5728100\u5230150\u4e4b\u9593\u7684\u6240\u6709\u7528\u6236\uff0c\u5373\u201cuser1\u201d\u548c\u201cuser3\u201d\u3002<\/p>\n<h3 id=\"%e7%af%84%e5%9c%8d%e6%9f%a5%e6%89%be%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-UBlxVxSvPA\">\u7bc4\u570d\u67e5\u627e\u7684\u61c9\u7528\u5834\u666f<\/h3>\n<p>\u7bc4\u570d\u67e5\u627e\u5728\u8a31\u591a\u61c9\u7528\u5834\u666f\u4e2d\u90fd\u975e\u5e38\u6709\u7528\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><strong>\u904a\u6232\u6392\u884c\u699c\uff1a<\/strong>\u53ef\u4ee5\u6839\u64da\u73a9\u5bb6\u7684\u5206\u6578\u9032\u884c\u6392\u540d\uff0c\u4e26\u67e5\u8a62\u7279\u5b9a\u5206\u6578\u7bc4\u570d\u5167\u7684\u73a9\u5bb6\u3002<\/li>\n<li><strong>\u6642\u9593\u5e8f\u5217\u6578\u64da\uff1a<\/strong>\u53ef\u4ee5\u6839\u64da\u6642\u9593\u6233\u67e5\u8a62\u7279\u5b9a\u6642\u9593\u7bc4\u570d\u5167\u7684\u6578\u64da\u3002<\/li>\n<li><strong>\u50f9\u683c\u7bc4\u570d\u67e5\u8a62\uff1a<\/strong>\u5728\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\u4e2d\uff0c\u53ef\u4ee5\u6839\u64da\u50f9\u683c\u7bc4\u570d\u67e5\u8a62\u5546\u54c1\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%80%a7%e8%83%bd%e8%80%83%e9%87%8f-UBlxVxSvPA\">\u6027\u80fd\u8003\u91cf<\/h2>\n<p>\u4f7f\u7528Redis\u9032\u884c\u7bc4\u570d\u67e5\u627e\u6642\uff0c\u6027\u80fd\u662f\u975e\u5e38\u91cd\u8981\u7684\u8003\u91cf\u56e0\u7d20\u3002Redis\u7684\u6709\u5e8f\u96c6\u5408\u4f7f\u7528\u8df3\u8868\uff08Skip List\uff09\u4f86\u5be6\u73fe\u9ad8\u6548\u7684\u67e5\u8a62\uff0c\u9019\u4f7f\u5f97\u7bc4\u570d\u67e5\u627e\u7684\u6642\u9593\u8907\u96dc\u5ea6\u70baO(log(N) + M)\uff0c\u5176\u4e2dN\u662f\u96c6\u5408\u4e2d\u7684\u5143\u7d20\u6578\u91cf\uff0cM\u662f\u8fd4\u56de\u7684\u5143\u7d20\u6578\u91cf\u3002\u56e0\u6b64\uff0c\u5c0d\u65bc\u5927\u6578\u64da\u96c6\uff0cRedis\u4ecd\u7136\u80fd\u5920\u4fdd\u6301\u826f\u597d\u7684\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-UBlxVxSvPA\">\u7d50\u8ad6<\/h2>\n<p>\u5229\u7528Redis\u7684\u6709\u5e8f\u96c6\u5408\u9032\u884c\u7bc4\u570d\u67e5\u627e\u662f\u4e00\u7a2e\u9ad8\u6548\u4e14\u9748\u6d3b\u7684\u7b56\u7565\u3002\u901a\u904e\u5408\u7406\u7684\u6578\u64da\u7d50\u69cb\u8a2d\u8a08\u548c\u67e5\u8a62\u64cd\u4f5c\uff0c\u53ef\u4ee5\u5728\u591a\u7a2e\u61c9\u7528\u5834\u666f\u4e2d\u5be6\u73fe\u5feb\u901f\u7684\u6578\u64da\u6aa2\u7d22\u3002\u7121\u8ad6\u662f\u904a\u6232\u6392\u884c\u699c\u3001\u6642\u9593\u5e8f\u5217\u6578\u64da\u9084\u662f\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\uff0cRedis\u90fd\u80fd\u63d0\u4f9b\u5f37\u5927\u7684\u652f\u6301\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u90e8\u7f72\u60a8\u7684Redis\u670d\u52d9\uff0c\u4eab\u53d7\u66f4\u5feb\u7684\u6578\u64da\u8655\u7406\u901f\u5ea6\u548c\u66f4\u9ad8\u7684\u53ef\u7528\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5229\u7528Redis\u9032\u884c\u7bc4\u570d\u67e5\u627e\u7684\u6709\u6548\u7b56\u7565\uff0c\u63d0\u5347\u6578\u64da\u6aa2\u7d22\u6548\u7387\uff0c\u5be6\u73fe\u5feb\u901f\u67e5\u8a62\u548c\u9ad8\u6027\u80fd\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-167639","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167639","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=167639"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167639\/revisions"}],"predecessor-version":[{"id":167640,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167639\/revisions\/167640"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=167639"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=167639"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=167639"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}