{"id":129547,"date":"2024-10-26T22:27:18","date_gmt":"2024-10-26T14:27:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/129547\/"},"modified":"2024-10-26T22:27:19","modified_gmt":"2024-10-26T14:27:19","slug":"redis%e8%b7%b3%e8%a1%a8%e6%b7%b1%e5%ba%a6%e6%a7%8b%e5%bb%ba%e5%a4%9a%e5%b0%91%e5%b1%a4%e7%a2%ba%e4%bf%9d%e6%9c%80%e4%bd%b3%e6%80%a7%e8%83%bd%ef%bc%88redis%e8%b7%b3%e8%a1%a8%e5%b1%a4%e6%95%b8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/129547\/","title":{"rendered":"Redis\u8df3\u8868\u6df1\u5ea6\u69cb\u5efa\u591a\u5c11\u5c64\u78ba\u4fdd\u6700\u4f73\u6027\u80fd\uff08redis\u8df3\u8868\u5c64\u6578\uff09"},"content":{"rendered":"<h1 id=\"redis%e8%b7%b3%e8%a1%a8%e6%b7%b1%e5%ba%a6%e6%a7%8b%e5%bb%ba%e5%a4%9a%e5%b0%91%e5%b1%a4%e7%a2%ba%e4%bf%9d%e6%9c%80%e4%bd%b3%e6%80%a7%e8%83%bd%ef%bc%88redis%e8%b7%b3%e8%a1%a8%e5%b1%a4%e6%95%b8%ef%bc%89-cWRkmOBeUo\">Redis\u8df3\u8868\u6df1\u5ea6\u69cb\u5efa\u591a\u5c11\u5c64\u78ba\u4fdd\u6700\u4f73\u6027\u80fd\uff08redis\u8df3\u8868\u5c64\u6578\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u8655\u7406\u74b0\u5883\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u3002\u5176\u5167\u90e8\u6578\u64da\u7d50\u69cb\u4e4b\u4e00\u2014\u2014\u8df3\u8868\uff08Skip List\uff09\uff0c\u4ee5\u5176\u9ad8\u6548\u7684\u67e5\u627e\u3001\u63d2\u5165\u548c\u522a\u9664\u64cd\u4f5c\u800c\u53d7\u5230\u9752\u775e\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eRedis\u8df3\u8868\u7684\u5c64\u6578\u8a2d\u7f6e\uff0c\u4e26\u5206\u6790\u5982\u4f55\u78ba\u4fdd\u6700\u4f73\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e8%b7%b3%e8%a1%a8%ef%bc%9f-cWRkmOBeUo\">\u4ec0\u9ebc\u662f\u8df3\u8868\uff1f<\/h2>\n<p>\u8df3\u8868\u662f\u4e00\u7a2e\u96a8\u6a5f\u5316\u7684\u6578\u64da\u7d50\u69cb\uff0c\u65e8\u5728\u63d0\u9ad8\u93c8\u8868\u7684\u67e5\u627e\u6548\u7387\u3002\u5b83\u901a\u904e\u5728\u591a\u5c64\u93c8\u8868\u4e0a\u9032\u884c\u67e5\u627e\uff0c\u5c07\u6642\u9593\u8907\u96dc\u5ea6\u5f9eO(n)\u964d\u4f4e\u5230O(log n)\u3002\u5728Redis\u4e2d\uff0c\u8df3\u8868\u7528\u65bc\u5be6\u73fe\u6709\u5e8f\u96c6\u5408\uff08Sorted Set\uff09\uff0c\u4f7f\u5f97\u6578\u64da\u7684\u67e5\u627e\u548c\u64cd\u4f5c\u66f4\u52a0\u9ad8\u6548\u3002<\/p>\n<h2 id=\"%e8%b7%b3%e8%a1%a8%e7%9a%84%e5%b1%a4%e6%95%b8%e8%a8%ad%e7%bd%ae-cWRkmOBeUo\">\u8df3\u8868\u7684\u5c64\u6578\u8a2d\u7f6e<\/h2>\n<p>\u8df3\u8868\u7684\u5c64\u6578\u76f4\u63a5\u5f71\u97ff\u5176\u6027\u80fd\u3002\u6bcf\u4e00\u5c64\u7684\u5b58\u5728\u90fd\u80fd\u5920\u52a0\u901f\u67e5\u627e\u904e\u7a0b\uff0c\u4f46\u5c64\u6578\u904e\u591a\u5247\u6703\u589e\u52a0\u7a7a\u9593\u958b\u92b7\u3002\u4e00\u822c\u4f86\u8aaa\uff0c\u8df3\u8868\u7684\u5c64\u6578\u662f\u6839\u64da\u5143\u7d20\u7684\u6578\u91cf\u4f86\u52d5\u614b\u8abf\u6574\u7684\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u95dc\u9375\u56e0\u7d20\uff1a<\/p>\n<ul>\n<li><strong>\u5143\u7d20\u6578\u91cf\uff1a<\/strong>\u8df3\u8868\u7684\u5c64\u6578\u901a\u5e38\u662f\u6839\u64da\u7576\u524d\u5b58\u5132\u7684\u5143\u7d20\u6578\u91cf\u4f86\u6c7a\u5b9a\u7684\u3002\u4e00\u822c\u4f86\u8aaa\uff0c\u5c64\u6578\u7684\u8a08\u7b97\u516c\u5f0f\u70ba\uff1a<code>log2(n)<\/code>\uff0c\u5176\u4e2d<code>n<\/code>\u662f\u5143\u7d20\u7684\u6578\u91cf\u3002<\/li>\n<li><strong>\u96a8\u6a5f\u5316\u7279\u6027\uff1a<\/strong>\u8df3\u8868\u7684\u5c64\u6578\u662f\u96a8\u6a5f\u751f\u6210\u7684\uff0c\u9019\u610f\u5473\u8457\u5728\u63d2\u5165\u65b0\u5143\u7d20\u6642\uff0c\u6703\u96a8\u6a5f\u6c7a\u5b9a\u8a72\u5143\u7d20\u7684\u5c64\u6578\u3002\u9019\u7a2e\u96a8\u6a5f\u5316\u7279\u6027\u6709\u52a9\u65bc\u4fdd\u6301\u8df3\u8868\u7684\u5e73\u8861\u6027\u3002<\/li>\n<li><strong>\u6027\u80fd\u8003\u91cf\uff1a<\/strong>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u5c64\u6578\u904e\u5c11\u6703\u5c0e\u81f4\u67e5\u627e\u6548\u7387\u4f4e\u4e0b\uff0c\u800c\u5c64\u6578\u904e\u591a\u5247\u6703\u589e\u52a0\u5167\u5b58\u6d88\u8017\u3002\u56e0\u6b64\uff0c\u6700\u4f73\u7684\u5c64\u6578\u61c9\u8a72\u662f\u5728\u6027\u80fd\u548c\u7a7a\u9593\u4e4b\u9593\u53d6\u5f97\u5e73\u8861\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%b1%a4%e6%95%b8%e7%9a%84%e5%af%a6%e8%b8%90%e5%bb%ba%e8%ad%b0-cWRkmOBeUo\">\u6700\u4f73\u5c64\u6578\u7684\u5be6\u8e10\u5efa\u8b70<\/h2>\n<p>\u6839\u64da\u5be6\u969b\u6e2c\u8a66\u548c\u7d93\u9a57\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5efa\u8b70\u4f86\u78ba\u5b9aRedis\u8df3\u8868\u7684\u6700\u4f73\u5c64\u6578\uff1a<\/p>\n<ul>\n<li><strong>\u5c0f\u578b\u6578\u64da\u96c6\uff1a<\/strong>\u5c0d\u65bc\u5c0f\u578b\u6578\u64da\u96c6\uff08\u4f8b\u5982\u5c11\u65bc1000\u500b\u5143\u7d20\uff09\uff0c\u901a\u5e38\u8a2d\u7f6e3\u52304\u5c64\u5373\u53ef\u6eff\u8db3\u6027\u80fd\u9700\u6c42\u3002<\/li>\n<li><strong>\u4e2d\u578b\u6578\u64da\u96c6\uff1a<\/strong>\u5c0d\u65bc\u4e2d\u578b\u6578\u64da\u96c6\uff081000\u523010000\u500b\u5143\u7d20\uff09\uff0c\u5efa\u8b70\u8a2d\u7f6e4\u52306\u5c64\u3002<\/li>\n<li><strong>\u5927\u578b\u6578\u64da\u96c6\uff1a<\/strong>\u5c0d\u65bc\u5927\u578b\u6578\u64da\u96c6\uff08\u8d85\u904e10000\u500b\u5143\u7d20\uff09\uff0c\u53ef\u4ee5\u8003\u616e\u8a2d\u7f6e6\u52308\u5c64\uff0c\u5177\u9ad4\u5c64\u6578\u53ef\u6839\u64da\u5be6\u969b\u6027\u80fd\u9700\u6c42\u9032\u884c\u8abf\u6574\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%80%a7%e8%83%bd%e6%b8%ac%e8%a9%a6%e8%88%87%e8%aa%bf%e6%95%b4-cWRkmOBeUo\">\u6027\u80fd\u6e2c\u8a66\u8207\u8abf\u6574<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u5efa\u8b70\u5b9a\u671f\u9032\u884c\u6027\u80fd\u6e2c\u8a66\uff0c\u4ee5\u78ba\u4fdd\u8df3\u8868\u7684\u5c64\u6578\u8a2d\u7f6e\u80fd\u5920\u6eff\u8db3\u7576\u524d\u7684\u6027\u80fd\u9700\u6c42\u3002\u53ef\u4ee5\u4f7f\u7528Redis\u7684\u5167\u5efa\u547d\u4ee4\u4f86\u76e3\u63a7\u6027\u80fd\u6307\u6a19\uff0c\u5982<code>INFO<\/code>\u547d\u4ee4\u4f86\u67e5\u770b\u8df3\u8868\u7684\u5c64\u6578\u548c\u5143\u7d20\u6578\u91cf\u3002<\/p>\n<pre><code>127.0.0.1:6379&gt; INFO sortedset\n<\/code><\/pre>\n<p>\u6839\u64da\u6e2c\u8a66\u7d50\u679c\uff0c\u82e5\u767c\u73fe\u67e5\u627e\u901f\u5ea6\u4e0b\u964d\u6216\u5167\u5b58\u4f7f\u7528\u904e\u9ad8\uff0c\u5247\u9700\u8981\u8003\u616e\u8abf\u6574\u8df3\u8868\u7684\u5c64\u6578\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-cWRkmOBeUo\">\u7d50\u8ad6<\/h2>\n<p>Redis\u8df3\u8868\u7684\u5c64\u6578\u8a2d\u7f6e\u5c0d\u65bc\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u5408\u7406\u7684\u5c64\u6578\u8a2d\u7f6e\uff0c\u53ef\u4ee5\u5728\u67e5\u627e\u6548\u7387\u548c\u5167\u5b58\u6d88\u8017\u4e4b\u9593\u53d6\u5f97\u826f\u597d\u7684\u5e73\u8861\u3002\u6839\u64da\u6578\u64da\u96c6\u7684\u5927\u5c0f\u548c\u5be6\u969b\u9700\u6c42\uff0c\u9069\u6642\u8abf\u6574\u8df3\u8868\u7684\u5c64\u6578\uff0c\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<code>VPS<\/code>\u3001<code>\u9999\u6e2fVPS<\/code>\u53ca\u5176\u4ed6<code>\u4e91\u670d\u52a1\u5668<\/code>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9 <a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u8df3\u8868\u7684\u6700\u4f73\u5c64\u6578\u8a2d\u7f6e\uff0c\u78ba\u4fdd\u9ad8\u6548\u6027\u80fd\u8207\u5feb\u901f\u67e5\u8a62\uff0c\u63d0\u5347\u6578\u64da\u7d50\u69cb\u7684\u904b\u884c\u6548\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-129547","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129547","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=129547"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129547\/revisions"}],"predecessor-version":[{"id":129548,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129547\/revisions\/129548"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=129547"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=129547"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=129547"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}