{"id":107082,"date":"2024-10-23T15:18:54","date_gmt":"2024-10-23T07:18:54","guid":{"rendered":"https:\/\/server.hk\/cnblog\/107082\/"},"modified":"2024-10-23T15:18:55","modified_gmt":"2024-10-23T07:18:55","slug":"redis-%e6%a0%b8%e5%bf%83%e5%af%a6%e6%88%b0-%e6%a7%8b%e5%bb%ba%e9%ab%98%e6%80%a7%e8%83%bd%e6%87%89%e7%94%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/107082\/","title":{"rendered":"Redis \u6838\u5fc3\u5be6\u6230 \u69cb\u5efa\u9ad8\u6027\u80fd\u61c9\u7528"},"content":{"rendered":"<h1 id=\"redis-%e6%a0%b8%e5%bf%83%e5%af%a6%e6%88%b0-%e6%a7%8b%e5%bb%ba%e9%ab%98%e6%80%a7%e8%83%bd%e6%87%89%e7%94%a8-eusYqdErxa\">Redis \u6838\u5fc3\u5be6\u6230 \u69cb\u5efa\u9ad8\u6027\u80fd\u61c9\u7528<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u61c9\u7528\u958b\u767c\u4e2d\uff0c\u6027\u80fd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u56e0\u5176\u5353\u8d8a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u6027\u800c\u53d7\u5230\u5ee3\u6cdb\u95dc\u6ce8\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Redis \u7684\u6838\u5fc3\u7279\u6027\u53ca\u5176\u5728\u69cb\u5efa\u9ad8\u6027\u80fd\u61c9\u7528\u4e2d\u7684\u5be6\u969b\u61c9\u7528\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis%ef%bc%9f-eusYqdErxa\">\u4ec0\u9ebc\u662f Redis\uff1f<\/h2>\n<p>Redis\uff08REmote DIctionary Server\uff09\u662f\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u5b83\u7684\u8a2d\u8a08\u76ee\u7684\u662f\u70ba\u4e86\u63d0\u4f9b\u9ad8\u6027\u80fd\u7684\u6578\u64da\u5b58\u53d6\uff0c\u4e26\u4e14\u652f\u6301\u6301\u4e45\u5316\u529f\u80fd\uff0c\u80fd\u5920\u5c07\u6578\u64da\u4fdd\u5b58\u5728\u78c1\u789f\u4e0a\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e6%a0%b8%e5%bf%83%e7%89%b9%e6%80%a7-eusYqdErxa\">Redis \u7684\u6838\u5fc3\u7279\u6027<\/h2>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis \u80fd\u5920\u4ee5\u6bcf\u79d2\u6578\u5341\u842c\u6b21\u7684\u901f\u5ea6\u8655\u7406\u8b80\u5beb\u8acb\u6c42\uff0c\u9019\u4f7f\u5f97\u5b83\u6210\u70ba\u9ad8\u6027\u80fd\u61c9\u7528\u7684\u7406\u60f3\u9078\u64c7\u3002<\/li>\n<li><strong>\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff1a<\/strong>\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6839\u64da\u9700\u6c42\u9078\u64c7\u6700\u5408\u9069\u7684\u6578\u64da\u985e\u578b\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\uff1a<\/strong>Redis \u63d0\u4f9b RDB \u548c AOF \u5169\u7a2e\u6301\u4e45\u5316\u65b9\u5f0f\uff0c\u80fd\u5920\u5728\u7cfb\u7d71\u91cd\u555f\u5f8c\u6062\u5fa9\u6578\u64da\u3002<\/li>\n<li><strong>\u5206\u4f48\u5f0f\u652f\u6301\uff1a<\/strong>\u901a\u904e Redis Cluster\uff0c\u80fd\u5920\u5be6\u73fe\u6578\u64da\u7684\u5206\u7247\u548c\u9ad8\u53ef\u7528\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"redis-%e5%9c%a8%e9%ab%98%e6%80%a7%e8%83%bd%e6%87%89%e7%94%a8%e4%b8%ad%e7%9a%84%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8-eusYqdErxa\">Redis \u5728\u9ad8\u6027\u80fd\u61c9\u7528\u4e2d\u7684\u5be6\u969b\u61c9\u7528<\/h2>\n<p>Redis \u7684\u9ad8\u6027\u80fd\u7279\u6027\u4f7f\u5176\u5728\u591a\u7a2e\u61c9\u7528\u5834\u666f\u4e2d\u8868\u73fe\u51fa\u8272\u3002\u4ee5\u4e0b\u662f\u5e7e\u500b\u5e38\u898b\u7684\u61c9\u7528\u6848\u4f8b\uff1a<\/p>\n<h3 id=\"1-%e7%b7%a9%e5%ad%98%e7%b3%bb%e7%b5%b1-eusYqdErxa\">1. \u7de9\u5b58\u7cfb\u7d71<\/h3>\n<p>\u5728\u8a31\u591a\u61c9\u7528\u4e2d\uff0c\u6578\u64da\u5eab\u67e5\u8a62\u7684\u5ef6\u9072\u53ef\u80fd\u6703\u5f71\u97ff\u6574\u9ad4\u6027\u80fd\u3002\u4f7f\u7528 Redis \u4f5c\u70ba\u7de9\u5b58\u7cfb\u7d71\uff0c\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u8ca0\u64d4\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u7de9\u5b58\u5be6\u73fe\u793a\u4f8b\uff1a<\/p>\n<pre><code>const redis = require('redis');\nconst client = redis.createClient();\n\nfunction getUserData(userId) {\n    client.get(userId, (err, result) =&gt; {\n        if (result) {\n            console.log('\u5f9e\u7de9\u5b58\u4e2d\u7372\u53d6\u6578\u64da:', result);\n        } else {\n            \/\/ \u5047\u8a2d\u5f9e\u6578\u64da\u5eab\u7372\u53d6\u6578\u64da\n            const userData = fetchFromDatabase(userId);\n            client.setex(userId, 3600, JSON.stringify(userData)); \/\/ \u8a2d\u7f6e\u7de9\u5b58\uff0c1\u5c0f\u6642\u904e\u671f\n            console.log('\u5f9e\u6578\u64da\u5eab\u7372\u53d6\u6578\u64da:', userData);\n        }\n    });\n}\n<\/code><\/pre>\n<h3 id=\"2-%e5%af%a6%e6%99%82%e6%95%b8%e6%93%9a%e8%99%95%e7%90%86-eusYqdErxa\">2. \u5be6\u6642\u6578\u64da\u8655\u7406<\/h3>\n<p>Redis \u7684 Pub\/Sub \u529f\u80fd\u4f7f\u5176\u6210\u70ba\u5be6\u6642\u6578\u64da\u8655\u7406\u7684\u7406\u60f3\u9078\u64c7\u3002\u958b\u767c\u8005\u53ef\u4ee5\u5229\u7528\u9019\u4e00\u7279\u6027\u4f86\u69cb\u5efa\u5373\u6642\u6d88\u606f\u7cfb\u7d71\u6216\u901a\u77e5\u7cfb\u7d71\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>const redis = require('redis');\nconst publisher = redis.createClient();\nconst subscriber = redis.createClient();\n\nsubscriber.on('message', (channel, message) =&gt; {\n    console.log(`\u63a5\u6536\u5230\u6d88\u606f: ${message}`);\n});\n\nsubscriber.subscribe('news_channel');\n\npublisher.publish('news_channel', '\u9019\u662f\u4e00\u689d\u5373\u6642\u6d88\u606f\uff01');\n<\/code><\/pre>\n<h3 id=\"3-%e6%8e%92%e8%a1%8c%e6%a6%9c%e5%92%8c%e8%a8%88%e6%95%b8%e5%99%a8-eusYqdErxa\">3. \u6392\u884c\u699c\u548c\u8a08\u6578\u5668<\/h3>\n<p>Redis \u7684\u6709\u5e8f\u96c6\u5408\u7279\u6027\u4f7f\u5176\u975e\u5e38\u9069\u5408\u7528\u65bc\u6392\u884c\u699c\u548c\u8a08\u6578\u5668\u7684\u5be6\u73fe\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u6392\u884c\u699c\u793a\u4f8b\uff1a<\/p>\n<pre><code>const redis = require('redis');\nconst client = redis.createClient();\n\nfunction addScore(userId, score) {\n    client.zadd('game_leaderboard', score, userId);\n}\n\nfunction getTopScores() {\n    client.zrevrange('game_leaderboard', 0, 9, 'WITHSCORES', (err, result) =&gt; {\n        console.log('\u6392\u884c\u699c:', result);\n    });\n}\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-eusYqdErxa\">\u7e3d\u7d50<\/h2>\n<p>Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6027\u80fd\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u80fd\u5920\u6709\u6548\u5730\u652f\u6301\u5404\u7a2e\u61c9\u7528\u5834\u666f\uff0c\u5f9e\u7de9\u5b58\u7cfb\u7d71\u5230\u5be6\u6642\u6578\u64da\u8655\u7406\uff0c\u518d\u5230\u6392\u884c\u699c\u548c\u8a08\u6578\u5668\u3002\u901a\u904e\u5408\u7406\u5229\u7528 Redis \u7684\u7279\u6027\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u69cb\u5efa\u51fa\u9ad8\u6548\u4e14\u7a69\u5b9a\u7684\u61c9\u7528\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72\u60a8\u7684 Redis \u61c9\u7528\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u300aRedis \u6838\u5fc3\u5be6\u6230\u300b\uff0c\u5b78\u7fd2\u5982\u4f55\u69cb\u5efa\u9ad8\u6027\u80fd\u61c9\u7528\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u5be6\u73fe\u5feb\u901f\u97ff\u61c9\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-107082","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/107082","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=107082"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/107082\/revisions"}],"predecessor-version":[{"id":107083,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/107082\/revisions\/107083"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=107082"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=107082"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=107082"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}