{"id":98800,"date":"2024-10-21T05:38:17","date_gmt":"2024-10-20T21:38:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/98800\/"},"modified":"2024-10-21T05:38:17","modified_gmt":"2024-10-20T21:38:17","slug":"redis-%e5%ba%95%e5%b1%a4%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b%e5%8f%8a%e5%85%b6%e5%af%a6%e7%8f%be%e5%8e%9f%e7%90%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/98800\/","title":{"rendered":"Redis \u5e95\u5c64\u6578\u64da\u7d50\u69cb\u53ca\u5176\u5be6\u73fe\u539f\u7406"},"content":{"rendered":"<h1 id=\"redis-%e5%ba%95%e5%b1%a4%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b%e5%8f%8a%e5%85%b6%e5%af%a6%e7%8f%be%e5%8e%9f%e7%90%86-qJAMJwkaxF\">Redis \u5e95\u5c64\u6578\u64da\u7d50\u69cb\u53ca\u5176\u5be6\u73fe\u539f\u7406<\/h1>\n<p>Redis \u662f\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u6578\u64da\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u7b49\u5834\u666f\u3002\u5176\u5e95\u5c64\u6578\u64da\u7d50\u69cb\u7684\u8a2d\u8a08\u662f\u5176\u6027\u80fd\u512a\u8d8a\u7684\u95dc\u9375\u56e0\u7d20\u4e4b\u4e00\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Redis \u7684\u5e95\u5c64\u6578\u64da\u7d50\u69cb\u53ca\u5176\u5be6\u73fe\u539f\u7406\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b%e6%a6%82%e8%bf%b0-qJAMJwkaxF\">Redis \u7684\u6578\u64da\u7d50\u69cb\u6982\u8ff0<\/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\u9019\u4e9b\u6578\u64da\u7d50\u69cb\u5404\u81ea\u6709\u4e0d\u540c\u7684\u7279\u9ede\u548c\u7528\u9014\uff0c\u9069\u5408\u4e0d\u540c\u7684\u61c9\u7528\u5834\u666f\u3002<\/p>\n<ul>\n<li><strong>\u5b57\u7b26\u4e32\uff08String\uff09<\/strong>: Redis \u4e2d\u6700\u57fa\u672c\u7684\u6578\u64da\u985e\u578b\uff0c\u53ef\u4ee5\u5b58\u5132\u4efb\u4f55\u985e\u578b\u7684\u6578\u64da\uff0c\u5982\u6587\u672c\u3001\u6578\u5b57\u7b49\u3002\u5b57\u7b26\u4e32\u7684\u6700\u5927\u9577\u5ea6\u70ba 512MB\u3002<\/li>\n<li><strong>\u54c8\u5e0c\uff08Hash\uff09<\/strong>: \u7528\u65bc\u5b58\u5132\u9375\u503c\u5c0d\u7684\u96c6\u5408\uff0c\u9069\u5408\u8868\u793a\u5c0d\u8c61\u3002\u54c8\u5e0c\u7684\u6bcf\u500b\u9375\u90fd\u53ef\u4ee5\u5c0d\u61c9\u591a\u500b\u503c\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u8655\u7406\u8907\u96dc\u6578\u64da\u6642\u975e\u5e38\u9ad8\u6548\u3002<\/li>\n<li><strong>\u5217\u8868\uff08List\uff09<\/strong>: \u4e00\u500b\u6709\u5e8f\u7684\u5b57\u7b26\u4e32\u96c6\u5408\uff0c\u652f\u6301\u5f9e\u5169\u7aef\u63d2\u5165\u548c\u522a\u9664\u5143\u7d20\u3002\u5217\u8868\u975e\u5e38\u9069\u5408\u7528\u65bc\u6d88\u606f\u968a\u5217\u6216\u4efb\u52d9\u8abf\u5ea6\u3002<\/li>\n<li><strong>\u96c6\u5408\uff08Set\uff09<\/strong>: \u4e00\u500b\u7121\u5e8f\u7684\u5b57\u7b26\u4e32\u96c6\u5408\uff0c\u652f\u6301\u5feb\u901f\u7684\u67e5\u627e\u3001\u6dfb\u52a0\u548c\u522a\u9664\u64cd\u4f5c\u3002\u96c6\u5408\u9069\u5408\u7528\u65bc\u53bb\u91cd\u548c\u7d71\u8a08\u3002<\/li>\n<li><strong>\u6709\u5e8f\u96c6\u5408\uff08Sorted Set\uff09<\/strong>: \u985e\u4f3c\u65bc\u96c6\u5408\uff0c\u4f46\u6bcf\u500b\u5143\u7d20\u90fd\u6709\u4e00\u500b\u5206\u6578\uff0c\u6839\u64da\u5206\u6578\u9032\u884c\u6392\u5e8f\u3002\u9019\u4f7f\u5f97\u6709\u5e8f\u96c6\u5408\u5728\u6392\u884c\u699c\u548c\u512a\u5148\u7d1a\u968a\u5217\u4e2d\u975e\u5e38\u6709\u7528\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%ba%95%e5%b1%a4%e5%af%a6%e7%8f%be%e5%8e%9f%e7%90%86-qJAMJwkaxF\">\u5e95\u5c64\u5be6\u73fe\u539f\u7406<\/h2>\n<p>Redis \u7684\u5e95\u5c64\u6578\u64da\u7d50\u69cb\u662f\u57fa\u65bc C \u8a9e\u8a00\u5be6\u73fe\u7684\uff0c\u4e26\u4e14\u4f7f\u7528\u4e86\u591a\u7a2e\u9ad8\u6548\u7684\u6578\u64da\u7d50\u69cb\u4f86\u652f\u6301\u5176\u529f\u80fd\u3002\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u4e3b\u8981\u6578\u64da\u7d50\u69cb\u7684\u5be6\u73fe\u539f\u7406\uff1a<\/p>\n<h3 id=\"1-%e5%ad%97%e7%ac%a6%e4%b8%b2-qJAMJwkaxF\">1. \u5b57\u7b26\u4e32<\/h3>\n<p>Redis \u4e2d\u7684\u5b57\u7b26\u4e32\u4f7f\u7528\u4e86\u7c21\u55ae\u7684\u52d5\u614b\u6578\u7d44\u4f86\u5b58\u5132\u6578\u64da\u3002\u7576\u5b57\u7b26\u4e32\u7684\u9577\u5ea6\u8d85\u904e\u4e00\u5b9a\u9650\u5236\u6642\uff0cRedis \u6703\u81ea\u52d5\u64f4\u5c55\u6578\u7d44\u7684\u5927\u5c0f\u3002\u9019\u7a2e\u8a2d\u8a08\u4f7f\u5f97\u5b57\u7b26\u4e32\u64cd\u4f5c\u975e\u5e38\u9ad8\u6548\u3002<\/p>\n<h3 id=\"2-%e5%93%88%e5%b8%8c-qJAMJwkaxF\">2. \u54c8\u5e0c<\/h3>\n<p>\u54c8\u5e0c\u8868\u662f Redis \u4e2d\u54c8\u5e0c\u6578\u64da\u7d50\u69cb\u7684\u6838\u5fc3\u3002Redis \u4f7f\u7528\u4e00\u500b\u7c21\u55ae\u7684\u54c8\u5e0c\u8868\u4f86\u5b58\u5132\u9375\u503c\u5c0d\uff0c\u4e26\u4e14\u5728\u54c8\u5e0c\u8868\u7684\u5927\u5c0f\u9054\u5230\u4e00\u5b9a\u6bd4\u4f8b\u6642\uff0c\u6703\u9032\u884c\u518d\u54c8\u5e0c\u4ee5\u4fdd\u6301\u6027\u80fd\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u4f7f\u5f97\u67e5\u627e\u548c\u63d2\u5165\u64cd\u4f5c\u7684\u6642\u9593\u8907\u96dc\u5ea6\u5e73\u5747\u70ba O(1)\u3002<\/p>\n<h3 id=\"3-%e5%88%97%e8%a1%a8-qJAMJwkaxF\">3. \u5217\u8868<\/h3>\n<p>Redis \u7684\u5217\u8868\u4f7f\u7528\u96d9\u5411\u93c8\u8868\u4f86\u5be6\u73fe\uff0c\u9019\u4f7f\u5f97\u5728\u5217\u8868\u7684\u5169\u7aef\u9032\u884c\u63d2\u5165\u548c\u522a\u9664\u64cd\u4f5c\u90fd\u975e\u5e38\u9ad8\u6548\u3002\u5217\u8868\u7684\u6bcf\u500b\u7bc0\u9ede\u90fd\u5305\u542b\u6307\u5411\u524d\u4e00\u500b\u548c\u4e0b\u4e00\u500b\u7bc0\u9ede\u7684\u6307\u91dd\uff0c\u9019\u6a23\u53ef\u4ee5\u5feb\u901f\u8a2a\u554f\u4efb\u610f\u4f4d\u7f6e\u7684\u5143\u7d20\u3002<\/p>\n<h3 id=\"4-%e9%9b%86%e5%90%88-qJAMJwkaxF\">4. \u96c6\u5408<\/h3>\n<p>Redis \u4e2d\u7684\u96c6\u5408\u4f7f\u7528\u54c8\u5e0c\u8868\u4f86\u5be6\u73fe\uff0c\u9019\u4f7f\u5f97\u96c6\u5408\u7684\u67e5\u627e\u3001\u6dfb\u52a0\u548c\u522a\u9664\u64cd\u4f5c\u90fd\u80fd\u4fdd\u6301\u5728 O(1) \u7684\u6642\u9593\u8907\u96dc\u5ea6\u3002\u9019\u7a2e\u8a2d\u8a08\u4f7f\u5f97\u96c6\u5408\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u4f9d\u7136\u80fd\u4fdd\u6301\u9ad8\u6548\u3002<\/p>\n<h3 id=\"5-%e6%9c%89%e5%ba%8f%e9%9b%86%e5%90%88-qJAMJwkaxF\">5. \u6709\u5e8f\u96c6\u5408<\/h3>\n<p>\u6709\u5e8f\u96c6\u5408\u7684\u5be6\u73fe\u76f8\u5c0d\u8907\u96dc\uff0cRedis \u4f7f\u7528\u4e86\u8df3\u8868\uff08Skip List\uff09\u4f86\u652f\u6301\u6709\u5e8f\u96c6\u5408\u7684\u64cd\u4f5c\u3002\u8df3\u8868\u662f\u4e00\u7a2e\u96a8\u6a5f\u5316\u7684\u6578\u64da\u7d50\u69cb\uff0c\u80fd\u5920\u5728 O(log n) \u7684\u6642\u9593\u5167\u5b8c\u6210\u67e5\u627e\u3001\u63d2\u5165\u548c\u522a\u9664\u64cd\u4f5c\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-qJAMJwkaxF\">\u7e3d\u7d50<\/h2>\n<p>Redis \u7684\u5e95\u5c64\u6578\u64da\u7d50\u69cb\u8a2d\u8a08\u7cbe\u5999\uff0c\u901a\u904e\u4f7f\u7528\u9ad8\u6548\u7684\u6578\u64da\u7d50\u69cb\u548c\u7b97\u6cd5\uff0c\u5be6\u73fe\u4e86\u5feb\u901f\u7684\u6578\u64da\u5b58\u53d6\u548c\u64cd\u4f5c\u3002\u9019\u4f7f\u5f97 Redis \u6210\u70ba\u4e00\u500b\u975e\u5e38\u53d7\u6b61\u8fce\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u9ad8\u6027\u80fd\u7684\u61c9\u7528\u5834\u666f\u4e2d\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u7684\u7528\u6236\uff0cRedis \u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u652f\u6301\uff0c\u80fd\u5920\u6709\u6548\u63d0\u5347\u61c9\u7528\u7684\u6027\u80fd\u548c\u97ff\u61c9\u901f\u5ea6\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u7684\u5e95\u5c64\u6578\u64da\u7d50\u69cb\u53ca\u5176\u5be6\u73fe\u539f\u7406\uff0c\u4e86\u89e3\u5982\u4f55\u9ad8\u6548\u5b58\u5132\u548c\u6aa2\u7d22\u6578\u64da\uff0c\u63d0\u5347\u6027\u80fd\u8207\u64f4\u5c55\u6027\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-98800","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98800","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=98800"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98800\/revisions"}],"predecessor-version":[{"id":98801,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98800\/revisions\/98801"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=98800"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=98800"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=98800"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}