{"id":183196,"date":"2024-11-10T02:48:21","date_gmt":"2024-11-09T18:48:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/183196\/"},"modified":"2024-11-10T02:48:22","modified_gmt":"2024-11-09T18:48:22","slug":"%e5%af%a6%e7%8f%be%e5%8b%95%e6%85%8b%e7%8d%b2%e5%8f%96redis%e6%95%b8%e6%93%9a%e7%9a%84%e7%b5%95%e6%8b%9b%ef%bc%88%e5%8b%95%e6%85%8b%e7%8d%b2%e5%8f%96redis%e6%95%b8%e6%93%9a%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/183196\/","title":{"rendered":"\u5be6\u73fe\u52d5\u614b\u7372\u53d6Redis\u6578\u64da\u7684\u7d55\u62db\uff08\u52d5\u614b\u7372\u53d6redis\u6578\u64da\uff09"},"content":{"rendered":"<h1 id=\"%e5%af%a6%e7%8f%be%e5%8b%95%e6%85%8b%e7%8d%b2%e5%8f%96redis%e6%95%b8%e6%93%9a%e7%9a%84%e7%b5%95%e6%8b%9b-TQSPOERTCI\">\u5be6\u73fe\u52d5\u614b\u7372\u53d6Redis\u6578\u64da\u7684\u7d55\u62db<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\uff0c\u5305\u62ec\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u3002\u52d5\u614b\u7372\u53d6Redis\u6578\u64da\u7684\u80fd\u529b\u5c0d\u65bc\u958b\u767c\u8005\u4f86\u8aaa\u81f3\u95dc\u91cd\u8981\uff0c\u56e0\u70ba\u5b83\u80fd\u5920\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u97ff\u61c9\u901f\u5ea6\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5e7e\u7a2e\u5be6\u73fe\u52d5\u614b\u7372\u53d6Redis\u6578\u64da\u7684\u6280\u5de7\u548c\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%ef%bc%9f-TQSPOERTCI\">\u4ec0\u9ebc\u662fRedis\uff1f<\/h2>\n<p>Redis\uff08Remote Dictionary Server\uff09\u662f\u4e00\u500b\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\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\u7531\u65bc\u5176\u9ad8\u6548\u7684\u6578\u64da\u5b58\u53d6\u901f\u5ea6\uff0cRedis\u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u9700\u8981\u5feb\u901f\u8b80\u53d6\u548c\u5beb\u5165\u7684\u5834\u666f\u3002<\/p>\n<h2 id=\"%e5%8b%95%e6%85%8b%e7%8d%b2%e5%8f%96redis%e6%95%b8%e6%93%9a%e7%9a%84%e5%bf%85%e8%a6%81%e6%80%a7-TQSPOERTCI\">\u52d5\u614b\u7372\u53d6Redis\u6578\u64da\u7684\u5fc5\u8981\u6027<\/h2>\n<p>\u5728\u8a31\u591a\u61c9\u7528\u4e2d\uff0c\u6578\u64da\u7684\u5373\u6642\u6027\u548c\u6e96\u78ba\u6027\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u52d5\u614b\u7372\u53d6Redis\u6578\u64da\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u5be6\u73fe\u4ee5\u4e0b\u5e7e\u500b\u76ee\u6a19\uff1a<\/p>\n<ul>\n<li>\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\uff0c\u6e1b\u5c11\u5ef6\u9072\u3002<\/li>\n<li>\u5be6\u73fe\u5be6\u6642\u6578\u64da\u66f4\u65b0\uff0c\u4fdd\u6301\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<li>\u652f\u6301\u9ad8\u4e26\u767c\u7684\u6578\u64da\u8acb\u6c42\uff0c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%8b%95%e6%85%8b%e7%8d%b2%e5%8f%96redis%e6%95%b8%e6%93%9a%e7%9a%84%e6%8a%80%e5%b7%a7-TQSPOERTCI\">\u52d5\u614b\u7372\u53d6Redis\u6578\u64da\u7684\u6280\u5de7<\/h2>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8redis%e7%9a%84pub-sub%e5%8a%9f%e8%83%bd-TQSPOERTCI\">1. \u4f7f\u7528Redis\u7684Pub\/Sub\u529f\u80fd<\/h3>\n<p>Redis\u63d0\u4f9b\u4e86\u767c\u5e03\/\u8a02\u95b1\uff08Pub\/Sub\uff09\u529f\u80fd\uff0c\u5141\u8a31\u5ba2\u6236\u7aef\u8a02\u95b1\u7279\u5b9a\u7684\u983b\u9053\uff0c\u4e26\u5728\u6709\u65b0\u6d88\u606f\u6642\u81ea\u52d5\u63a5\u6536\u66f4\u65b0\u3002\u9019\u5c0d\u65bc\u9700\u8981\u5be6\u6642\u6578\u64da\u66f4\u65b0\u7684\u61c9\u7528\u975e\u5e38\u6709\u7528\u3002<\/p>\n<pre><code>const redis = require('redis');\nconst subscriber = redis.createClient();\n\nsubscriber.on('message', (channel, message) =&gt; {\n    console.log(`Received message from ${channel}: ${message}`);\n});\n\nsubscriber.subscribe('my_channel');<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8redis%e7%9a%84key%e9%81%8e%e6%9c%9f%e5%8a%9f%e8%83%bd-TQSPOERTCI\">2. \u4f7f\u7528Redis\u7684Key\u904e\u671f\u529f\u80fd<\/h3>\n<p>Redis\u5141\u8a31\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u5b9a\u671f\u66f4\u65b0\u7684\u6578\u64da\u975e\u5e38\u6709\u7528\u3002\u7576\u6578\u64da\u904e\u671f\u6642\uff0c\u53ef\u4ee5\u81ea\u52d5\u522a\u9664\uff0c\u4e26\u5728\u4e0b\u4e00\u6b21\u8acb\u6c42\u6642\u91cd\u65b0\u7372\u53d6\u6700\u65b0\u6578\u64da\u3002<\/p>\n<pre><code>const redis = require('redis');\nconst client = redis.createClient();\n\nclient.set('my_key', 'my_value', 'EX', 60); \/\/ \u8a2d\u7f6e60\u79d2\u5f8c\u904e\u671f<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8redis%e7%9a%84lua%e8%85%b3%e6%9c%ac-TQSPOERTCI\">3. \u4f7f\u7528Redis\u7684Lua\u8173\u672c<\/h3>\n<p>Redis\u652f\u6301Lua\u8173\u672c\uff0c\u53ef\u4ee5\u5728\u670d\u52d9\u5668\u7aef\u57f7\u884c\u8907\u96dc\u7684\u64cd\u4f5c\uff0c\u6e1b\u5c11\u5ba2\u6236\u7aef\u548c\u670d\u52d9\u5668\u4e4b\u9593\u7684\u901a\u4fe1\u5ef6\u9072\u3002\u9019\u5c0d\u65bc\u9700\u8981\u591a\u6b21\u8b80\u53d6\u548c\u5beb\u5165\u7684\u64cd\u4f5c\u7279\u5225\u6709\u6548\u3002<\/p>\n<pre><code>const redis = require('redis');\nconst client = redis.createClient();\n\nconst script = `\n    local value = redis.call('GET', KEYS[1])\n    if value then\n        return value\n    else\n        return 'Not found'\n    end\n`;\n\nclient.eval(script, 1, 'my_key', (err, result) =&gt; {\n    console.log(result);\n});<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-TQSPOERTCI\">\u7d50\u8ad6<\/h2>\n<p>\u52d5\u614b\u7372\u53d6Redis\u6578\u64da\u7684\u80fd\u529b\u5c0d\u65bc\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u5229\u7528Redis\u7684Pub\/Sub\u529f\u80fd\u3001\u9375\u904e\u671f\u529f\u80fd\u548cLua\u8173\u672c\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5be6\u73fe\u9ad8\u6548\u7684\u6578\u64da\u7372\u53d6\u548c\u66f4\u65b0\u3002\u9019\u4e9b\u6280\u5de7\u4e0d\u50c5\u80fd\u63d0\u9ad8\u6578\u64da\u7684\u5373\u6642\u6027\uff0c\u9084\u80fd\u6539\u5584\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a>\u4f86\u904b\u884c\u60a8\u7684Redis\u5be6\u4f8b\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u696d\u52d9\u63d0\u4f9b\u7a69\u5b9a\u548c\u5feb\u901f\u7684\u6578\u64da\u5b58\u53d6\u80fd\u529b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u52d5\u614b\u7372\u53d6Redis\u6578\u64da\u7684\u6280\u5de7\uff0c\u63d0\u5347\u6578\u64da\u5b58\u53d6\u6548\u7387\uff0c\u5be6\u73fe\u5373\u6642\u6578\u64da\u66f4\u65b0\uff0c\u512a\u5316\u61c9\u7528\u6027\u80fd\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-183196","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/183196","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=183196"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/183196\/revisions"}],"predecessor-version":[{"id":183197,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/183196\/revisions\/183197"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=183196"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=183196"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=183196"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}