{"id":126839,"date":"2024-10-26T08:04:28","date_gmt":"2024-10-26T00:04:28","guid":{"rendered":"https:\/\/server.hk\/cnblog\/126839\/"},"modified":"2024-10-26T08:04:29","modified_gmt":"2024-10-26T00:04:29","slug":"redis-%e8%ab%8b%e6%b1%82%e7%9a%84%e5%9b%9e%e8%aa%bf%e6%a9%9f%e5%88%b6%e4%b8%80%e5%80%8b%e6%96%b0%e7%9a%84%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/126839\/","title":{"rendered":"Redis \u8acb\u6c42\u7684\u56de\u8abf\u6a5f\u5236\u4e00\u500b\u65b0\u7684\u89e3\u6c7a\u65b9\u6848"},"content":{"rendered":"<h1 id=\"redis-%e8%ab%8b%e6%b1%82%e7%9a%84%e5%9b%9e%e8%aa%bf%e6%a9%9f%e5%88%b6%ef%bc%9a%e4%b8%80%e5%80%8b%e6%96%b0%e7%9a%84%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-NfrkIgYMmW\">Redis \u8acb\u6c42\u7684\u56de\u8abf\u6a5f\u5236\uff1a\u4e00\u500b\u65b0\u7684\u89e3\u6c7a\u65b9\u6848<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u61c9\u7528\u7a0b\u5f0f\u958b\u767c\u4e2d\uff0c\u6027\u80fd\u548c\u6548\u7387\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\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\u6578\u64da\u5b58\u53d6\u7684\u60c5\u6cc1\u4e0b\u3002\u96a8\u8457\u5fae\u670d\u52d9\u67b6\u69cb\u7684\u8208\u8d77\uff0c\u8acb\u6c42\u7684\u56de\u8abf\u6a5f\u5236\u6210\u70ba\u4e86\u958b\u767c\u8005\u9700\u8981\u89e3\u6c7a\u7684\u4e00\u500b\u91cd\u8981\u554f\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u8acb\u6c42\u7684\u56de\u8abf\u6a5f\u5236\u53ca\u5176\u65b0\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e5%9b%9e%e8%aa%bf%e6%a9%9f%e5%88%b6%ef%bc%9f-NfrkIgYMmW\">\u4ec0\u9ebc\u662f\u56de\u8abf\u6a5f\u5236\uff1f<\/h2>\n<p>\u56de\u8abf\u6a5f\u5236\u662f\u4e00\u7a2e\u7de8\u7a0b\u6a21\u5f0f\uff0c\u5141\u8a31\u4e00\u500b\u51fd\u6578\u5728\u53e6\u4e00\u500b\u51fd\u6578\u57f7\u884c\u5b8c\u6210\u5f8c\u88ab\u8abf\u7528\u3002\u9019\u7a2e\u6a21\u5f0f\u5728\u7570\u6b65\u7de8\u7a0b\u4e2d\u5c24\u70ba\u91cd\u8981\uff0c\u56e0\u70ba\u5b83\u80fd\u5920\u6709\u6548\u5730\u8655\u7406\u975e\u540c\u6b65\u8acb\u6c42\u3002\u5728 Redis \u4e2d\uff0c\u56de\u8abf\u6a5f\u5236\u53ef\u4ee5\u7528\u4f86\u8655\u7406\u6578\u64da\u7684\u8b80\u53d6\u548c\u5beb\u5165\u64cd\u4f5c\uff0c\u7279\u5225\u662f\u5728\u9ad8\u4e26\u767c\u7684\u74b0\u5883\u4e0b\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%9f%ba%e6%9c%ac%e7%89%b9%e6%80%a7-NfrkIgYMmW\">Redis \u7684\u57fa\u672c\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\u8acb\u6c42\uff0c\u9019\u4f7f\u5f97\u5b83\u6210\u70ba\u9ad8\u6027\u80fd\u61c9\u7528\u7684\u7406\u60f3\u9078\u64c7\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\uff1a<\/strong>Redis \u652f\u6301\u591a\u7a2e\u6301\u4e45\u5316\u65b9\u5f0f\uff0c\u80fd\u5920\u5728\u7cfb\u7d71\u91cd\u555f\u5f8c\u6062\u5fa9\u6578\u64da\u3002<\/li>\n<li><strong>\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff1a<\/strong>\u9664\u4e86\u9375\u503c\u5c0d\uff0cRedis \u9084\u652f\u6301\u5217\u8868\u3001\u96c6\u5408\u3001\u6709\u5e8f\u96c6\u5408\u7b49\u591a\u7a2e\u6578\u64da\u7d50\u69cb\u3002<\/li>\n<\/ul>\n<h2 id=\"redis-%e8%ab%8b%e6%b1%82%e7%9a%84%e5%9b%9e%e8%aa%bf%e6%a9%9f%e5%88%b6-NfrkIgYMmW\">Redis \u8acb\u6c42\u7684\u56de\u8abf\u6a5f\u5236<\/h2>\n<p>\u5728 Redis \u4e2d\uff0c\u8acb\u6c42\u7684\u56de\u8abf\u6a5f\u5236\u53ef\u4ee5\u901a\u904e\u4f7f\u7528 Pub\/Sub \u6a21\u578b\u4f86\u5be6\u73fe\u3002\u9019\u7a2e\u6a21\u578b\u5141\u8a31\u5ba2\u6236\u7aef\u8a02\u95b1\u7279\u5b9a\u7684\u983b\u9053\uff0c\u4e26\u5728\u6709\u65b0\u6d88\u606f\u767c\u4f48\u6642\u63a5\u6536\u901a\u77e5\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>const redis = require('redis');\nconst subscriber = redis.createClient();\nconst publisher = redis.createClient();\n\n\/\/ \u8a02\u95b1\u983b\u9053\nsubscriber.subscribe('my_channel');\n\n\/\/ \u7576\u63a5\u6536\u5230\u6d88\u606f\u6642\u7684\u56de\u8abf\nsubscriber.on('message', (channel, message) =&gt; {\n    console.log(`Received message from ${channel}: ${message}`);\n});\n\n\/\/ \u767c\u4f48\u6d88\u606f\npublisher.publish('my_channel', 'Hello, Redis!');<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u7576\u767c\u4f48\u8005\u767c\u4f48\u6d88\u606f\u5230 &#8216;my_channel&#8217; \u6642\uff0c\u8a02\u95b1\u8005\u6703\u7acb\u5373\u63a5\u6536\u5230\u8a72\u6d88\u606f\uff0c\u9019\u5c31\u662f\u56de\u8abf\u6a5f\u5236\u7684\u57fa\u672c\u904b\u4f5c\u65b9\u5f0f\u3002<\/p>\n<h2 id=\"%e6%96%b0%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88%ef%bc%9a%e4%bd%bf%e7%94%a8-redis-streams-NfrkIgYMmW\">\u65b0\u89e3\u6c7a\u65b9\u6848\uff1a\u4f7f\u7528 Redis Streams<\/h2>\n<p>\u96a8\u8457 Redis 5.0 \u7684\u63a8\u51fa\uff0cRedis Streams \u4f5c\u70ba\u4e00\u7a2e\u65b0\u7684\u6578\u64da\u7d50\u69cb\u88ab\u5f15\u5165\uff0c\u70ba\u8acb\u6c42\u7684\u56de\u8abf\u6a5f\u5236\u63d0\u4f9b\u4e86\u66f4\u5f37\u5927\u7684\u652f\u6301\u3002Redis Streams \u5141\u8a31\u7528\u6236\u4ee5\u6d41\u7684\u65b9\u5f0f\u8655\u7406\u6578\u64da\uff0c\u4e26\u4e14\u652f\u6301\u6d88\u8cbb\u8005\u7d44\u7684\u6982\u5ff5\uff0c\u9019\u4f7f\u5f97\u591a\u500b\u6d88\u8cbb\u8005\u53ef\u4ee5\u5354\u540c\u8655\u7406\u6d88\u606f\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528 Redis Streams \u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>const redis = require('redis');\nconst client = redis.createClient();\n\n\/\/ \u6dfb\u52a0\u6d88\u606f\u5230\u6d41\nclient.xadd('mystream', '*', 'message', 'Hello, Redis Streams!', (err, res) =&gt; {\n    console.log(`Message added to stream: ${res}`);\n});\n\n\/\/ \u8b80\u53d6\u6d88\u606f\nclient.xread('BLOCK', 0, 'STREAMS', 'mystream', '$', (err, res) =&gt; {\n    console.log(`Received message: ${res}`);\n});<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u4f7f\u7528 xadd \u65b9\u6cd5\u5c07\u6d88\u606f\u6dfb\u52a0\u5230\u6d41\u4e2d\uff0c\u7136\u5f8c\u4f7f\u7528 xread \u65b9\u6cd5\u4f86\u8b80\u53d6\u6d41\u4e2d\u7684\u6d88\u606f\u3002\u9019\u7a2e\u65b9\u5f0f\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6027\u80fd\uff0c\u9084\u7c21\u5316\u4e86\u56de\u8abf\u6a5f\u5236\u7684\u5be6\u73fe\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-NfrkIgYMmW\">\u7d50\u8ad6<\/h2>\n<p>Redis \u7684\u8acb\u6c42\u56de\u8abf\u6a5f\u5236\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u4e00\u7a2e\u9ad8\u6548\u7684\u65b9\u5f0f\u4f86\u8655\u7406\u7570\u6b65\u8acb\u6c42\u3002\u96a8\u8457 Redis Streams \u7684\u5f15\u5165\uff0c\u9019\u4e00\u6a5f\u5236\u8b8a\u5f97\u66f4\u52a0\u9748\u6d3b\u548c\u5f37\u5927\u3002\u958b\u767c\u8005\u53ef\u4ee5\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u5be6\u73fe\u65b9\u5f0f\uff0c\u4ee5\u63d0\u9ad8\u61c9\u7528\u7684\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u8acb\u6c42\u7684\u56de\u8abf\u6a5f\u5236\uff0c\u4e86\u89e3\u9019\u4e00\u5275\u65b0\u89e3\u6c7a\u65b9\u6848\u5982\u4f55\u63d0\u5347\u6027\u80fd\u8207\u6548\u7387\uff0c\u512a\u5316\u6578\u64da\u8655\u7406\u6d41\u7a0b\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-126839","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126839","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=126839"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126839\/revisions"}],"predecessor-version":[{"id":126840,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126839\/revisions\/126840"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=126839"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=126839"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=126839"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}