{"id":121524,"date":"2024-10-25T11:33:21","date_gmt":"2024-10-25T03:33:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/121524\/"},"modified":"2024-10-25T11:33:22","modified_gmt":"2024-10-25T03:33:22","slug":"redis-%e9%9b%86%e5%90%88%e6%b7%b1%e5%ba%a6%e6%8e%a2%e7%b4%a2%e9%99%90%e5%88%b6%e9%81%94%e5%88%b0%e5%a4%9a%e5%a4%a7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/121524\/","title":{"rendered":"Redis \u96c6\u5408\u6df1\u5ea6\u63a2\u7d22\u9650\u5236\u9054\u5230\u591a\u5927"},"content":{"rendered":"<h1 id=\"redis-%e9%9b%86%e5%90%88%e6%b7%b1%e5%ba%a6%e6%8e%a2%e7%b4%a2%e9%99%90%e5%88%b6%e9%81%94%e5%88%b0%e5%a4%9a%e5%a4%a7-URQLAYxPyG\">Redis \u96c6\u5408\u6df1\u5ea6\u63a2\u7d22\u9650\u5236\u9054\u5230\u591a\u5927<\/h1>\n<p>Redis \u662f\u4e00\u500b\u9ad8\u6548\u80fd\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u5feb\u901f\u8b80\u53d6\u548c\u5beb\u5165\u7684\u61c9\u7528\u4e2d\u3002Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5176\u4e2d\u96c6\u5408\uff08Set\uff09\u662f\u4e00\u500b\u975e\u5e38\u91cd\u8981\u7684\u6578\u64da\u985e\u578b\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Redis \u96c6\u5408\u7684\u7279\u6027\u3001\u9650\u5236\u4ee5\u53ca\u5728\u5be6\u969b\u61c9\u7528\u4e2d\u7684\u8003\u91cf\u3002<\/p>\n<h2 id=\"redis-%e9%9b%86%e5%90%88%e7%9a%84%e5%9f%ba%e6%9c%ac%e7%89%b9%e6%80%a7-URQLAYxPyG\">Redis \u96c6\u5408\u7684\u57fa\u672c\u7279\u6027<\/h2>\n<p>Redis \u96c6\u5408\u662f\u4e00\u7a2e\u7121\u5e8f\u7684\u5b57\u7b26\u4e32\u96c6\u5408\uff0c\u4e26\u4e14\u4e0d\u5141\u8a31\u91cd\u8907\u7684\u5143\u7d20\u3002\u9019\u4f7f\u5f97\u96c6\u5408\u5728\u8655\u7406\u9700\u8981\u552f\u4e00\u6027\u548c\u5feb\u901f\u67e5\u8a62\u7684\u5834\u666f\u4e2d\u975e\u5e38\u6709\u7528\u3002\u4ee5\u4e0b\u662f Redis \u96c6\u5408\u7684\u4e00\u4e9b\u57fa\u672c\u7279\u6027\uff1a<\/p>\n<ul>\n<li><strong>\u7121\u5e8f\u6027\uff1a<\/strong>\u96c6\u5408\u4e2d\u7684\u5143\u7d20\u6c92\u6709\u7279\u5b9a\u7684\u9806\u5e8f\uff0c\u9019\u610f\u5473\u8457\u7121\u6cd5\u901a\u904e\u7d22\u5f15\u4f86\u8a2a\u554f\u5143\u7d20\u3002<\/li>\n<li><strong>\u552f\u4e00\u6027\uff1a<\/strong>\u96c6\u5408\u4e2d\u7684\u6bcf\u500b\u5143\u7d20\u90fd\u662f\u552f\u4e00\u7684\uff0c\u91cd\u8907\u7684\u5143\u7d20\u5c07\u88ab\u81ea\u52d5\u5ffd\u7565\u3002<\/li>\n<li><strong>\u9ad8\u6548\u7684\u64cd\u4f5c\uff1a<\/strong>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u64cd\u4f5c\u96c6\u5408\u7684\u547d\u4ee4\uff0c\u5982\u6dfb\u52a0\u3001\u522a\u9664\u3001\u67e5\u8a62\u7b49\uff0c\u9019\u4e9b\u64cd\u4f5c\u7684\u6642\u9593\u8907\u96dc\u5ea6\u901a\u5e38\u70ba O(1)\u3002<\/li>\n<\/ul>\n<h2 id=\"redis-%e9%9b%86%e5%90%88%e7%9a%84%e9%99%90%e5%88%b6-URQLAYxPyG\">Redis \u96c6\u5408\u7684\u9650\u5236<\/h2>\n<p>\u5118\u7ba1 Redis \u96c6\u5408\u5728\u6027\u80fd\u548c\u529f\u80fd\u4e0a\u90fd\u975e\u5e38\u5f37\u5927\uff0c\u4f46\u5b83\u4e5f\u6709\u4e00\u4e9b\u9650\u5236\u9700\u8981\u6ce8\u610f\uff1a<\/p>\n<h3 id=\"1-%e9%9b%86%e5%90%88%e5%a4%a7%e5%b0%8f%e9%99%90%e5%88%b6-URQLAYxPyG\">1. \u96c6\u5408\u5927\u5c0f\u9650\u5236<\/h3>\n<p>Redis \u96c6\u5408\u7684\u5927\u5c0f\u7406\u8ad6\u4e0a\u662f\u53ef\u4ee5\u9054\u5230 2^32 &#8211; 1\uff08\u7d04 4.29 \u5104\uff09\u500b\u5143\u7d20\uff0c\u4f46\u5be6\u969b\u4e0a\uff0c\u9019\u500b\u9650\u5236\u6703\u53d7\u5230\u53ef\u7528\u5167\u5b58\u7684\u5f71\u97ff\u3002\u7576\u96c6\u5408\u7684\u5927\u5c0f\u63a5\u8fd1\u53ef\u7528\u5167\u5b58\u6642\uff0c\u6027\u80fd\u53ef\u80fd\u6703\u4e0b\u964d\uff0c\u4e26\u4e14\u53ef\u80fd\u6703\u5c0e\u81f4 Redis \u670d\u52d9\u5668\u7684\u5d29\u6f70\u3002<\/p>\n<h3 id=\"2-%e5%85%83%e7%b4%a0%e5%a4%a7%e5%b0%8f%e9%99%90%e5%88%b6-URQLAYxPyG\">2. \u5143\u7d20\u5927\u5c0f\u9650\u5236<\/h3>\n<p>\u6bcf\u500b\u96c6\u5408\u4e2d\u7684\u5143\u7d20\u5927\u5c0f\u4e5f\u6709\u4e00\u5b9a\u7684\u9650\u5236\u3002\u96d6\u7136 Redis \u672c\u8eab\u4e26\u6c92\u6709\u660e\u78ba\u7684\u5927\u5c0f\u9650\u5236\uff0c\u4f46\u6bcf\u500b\u5b57\u7b26\u4e32\u7684\u5927\u5c0f\u6700\u5927\u70ba 512MB\u3002\u9019\u610f\u5473\u8457\u5982\u679c\u96c6\u5408\u4e2d\u7684\u5143\u7d20\u904e\u5927\uff0c\u5c07\u6703\u5f71\u97ff\u6574\u9ad4\u6027\u80fd\u548c\u5167\u5b58\u4f7f\u7528\u3002<\/p>\n<h3 id=\"3-%e6%93%8d%e4%bd%9c%e6%80%a7%e8%83%bd-URQLAYxPyG\">3. \u64cd\u4f5c\u6027\u80fd<\/h3>\n<p>\u96d6\u7136 Redis \u96c6\u5408\u7684\u57fa\u672c\u64cd\u4f5c\u6642\u9593\u8907\u96dc\u5ea6\u70ba O(1)\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u8907\u96dc\u7684\u64cd\u4f5c\uff08\u5982\u4ea4\u96c6\u3001\u4e26\u96c6\u7b49\uff09\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\u3002\u9019\u4e9b\u64cd\u4f5c\u7684\u6642\u9593\u8907\u96dc\u5ea6\u901a\u5e38\u70ba O(N)\uff0c\u5176\u4e2d N \u662f\u96c6\u5408\u4e2d\u5143\u7d20\u7684\u6578\u91cf\u3002<\/p>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e4%b8%ad%e7%9a%84%e8%80%83%e9%87%8f-URQLAYxPyG\">\u5be6\u969b\u61c9\u7528\u4e2d\u7684\u8003\u91cf<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u4f7f\u7528 Redis \u96c6\u5408\u6642\u9700\u8981\u8003\u616e\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li><strong>\u5167\u5b58\u7ba1\u7406\uff1a<\/strong>\u7531\u65bc Redis \u662f\u57fa\u65bc\u5167\u5b58\u7684\u6578\u64da\u5eab\uff0c\u5408\u7406\u7684\u5167\u5b58\u7ba1\u7406\u81f3\u95dc\u91cd\u8981\u3002\u61c9\u5b9a\u671f\u6aa2\u67e5\u96c6\u5408\u7684\u5927\u5c0f\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u6e05\u7406\u3002<\/li>\n<li><strong>\u6578\u64da\u7d50\u69cb\u9078\u64c7\uff1a<\/strong>\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\u3002\u5982\u679c\u9700\u8981\u6709\u5e8f\u7684\u5143\u7d20\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528 Redis \u7684\u6709\u5e8f\u96c6\u5408\uff08Sorted Set\uff09\u3002<\/li>\n<li><strong>\u6027\u80fd\u6e2c\u8a66\uff1a<\/strong>\u5728\u5be6\u969b\u90e8\u7f72\u4e4b\u524d\uff0c\u9032\u884c\u6027\u80fd\u6e2c\u8a66\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u80fd\u5920\u627f\u53d7\u9810\u671f\u7684\u8ca0\u8f09\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-URQLAYxPyG\">\u7d50\u8ad6<\/h2>\n<p>Redis \u96c6\u5408\u662f\u4e00\u500b\u5f37\u5927\u7684\u6578\u64da\u7d50\u69cb\uff0c\u9069\u5408\u7528\u65bc\u9700\u8981\u5feb\u901f\u67e5\u8a62\u548c\u552f\u4e00\u6027\u4fdd\u8b49\u7684\u5834\u666f\u3002\u7136\u800c\uff0c\u958b\u767c\u8005\u5728\u4f7f\u7528\u6642\u5fc5\u9808\u6ce8\u610f\u5176\u9650\u5236\uff0c\u7279\u5225\u662f\u5728\u96c6\u5408\u5927\u5c0f\u548c\u5143\u7d20\u5927\u5c0f\u65b9\u9762\u3002\u901a\u904e\u5408\u7406\u7684\u8a2d\u8a08\u548c\u5167\u5b58\u7ba1\u7406\uff0c\u53ef\u4ee5\u5145\u5206\u767c\u63ee Redis \u96c6\u5408\u7684\u512a\u52e2\uff0c\u70ba\u61c9\u7528\u63d0\u4f9b\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\u80fd\u529b\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c\u5176\u4ed6\u670d\u52d9\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u63a2\u7d22 Redis \u96c6\u5408\u7684\u9650\u5236\uff0c\u4e86\u89e3\u5176\u6027\u80fd\u3001\u5bb9\u91cf\u53ca\u6700\u4f73\u5be6\u8e10\uff0c\u52a9\u60a8\u512a\u5316\u6578\u64da\u5b58\u5132\u8207\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-121524","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/121524","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=121524"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/121524\/revisions"}],"predecessor-version":[{"id":121525,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/121524\/revisions\/121525"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=121524"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=121524"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=121524"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}