{"id":202035,"date":"2025-05-10T13:02:07","date_gmt":"2025-05-10T05:02:07","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202035\/"},"modified":"2025-05-10T13:02:07","modified_gmt":"2025-05-10T05:02:07","slug":"redis%e4%b8%8enode-js%e7%9a%84%e9%9b%86%e6%88%90%e6%96%b9%e6%a1%88%ef%bc%9a%e5%a6%82%e4%bd%95%e5%ae%9e%e7%8e%b0%e9%ab%98%e5%8f%af%e6%89%a9%e5%b1%95%e6%80%a7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202035\/","title":{"rendered":"Redis\u4e0eNode.js\u7684\u96c6\u6210\u65b9\u6848\uff1a\u5982\u4f55\u5b9e\u73b0\u9ad8\u53ef\u6269\u5c55\u6027"},"content":{"rendered":"

<\/b> <\/p>\n

Redis\u4e0eNode.js\u7684\u96c6\u6210\u65b9\u6848\uff1a\u5982\u4f55\u5b9e\u73b0\u9ad8\u53ef\u6269\u5c55\u6027<\/h1>\n

\u5b66\u4e60\u6570\u636e\u5e93<\/span>\u8981\u52aa\u529b\uff0c\u4f46\u662f\u4e0d\u8981\u6025\uff01\u4eca\u5929\u7684\u8fd9\u7bc7\u6587\u7ae0\u300aRedis\u4e0eNode.js\u7684\u96c6\u6210\u65b9\u6848\uff1a\u5982\u4f55\u5b9e\u73b0\u9ad8\u53ef\u6269\u5c55\u6027\u300b<\/span>\u5c06\u4f1a\u4ecb\u7ecd\u5230<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u60f3\u6df1\u5165\u5b66\u4e60\u6570\u636e\u5e93<\/span>\uff0c\u53ef\u4ee5\u5173\u6ce8\u6211\uff01\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u6587\u7ae0\u7684\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u90fd\u80fd\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n

Redis\u4e0eNode.js\u7684\u96c6\u6210\u65b9\u6848\uff1a\u5982\u4f55\u5b9e\u73b0\u9ad8\u53ef\u6269\u5c55\u6027<\/p>\n

\u4ecb\u7ecd
Redis\u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u6570\u636e\u7ed3\u6784\u670d\u52a1\uff0c\u901a\u5e38\u7528\u4f5c\u7f13\u5b58\u3001\u6d88\u606f\u4e2d\u95f4\u4ef6\u548c\u6570\u636e\u5e93\u3002\u5b83\u652f\u6301\u4e30\u5bcc\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5305\u62ec\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u3001\u6709\u5e8f\u96c6\u5408\u548c\u4f4d\u56fe\u7b49\u3002Node.js\u662f\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u7684\u670d\u52a1\u5668\u7aefJavaScript\u8fd0\u884c\u73af\u5883\uff0c\u5177\u6709\u51fa\u8272\u7684\u6027\u80fd\u548c\u53ef\u6269\u5c55\u6027\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8\u5982\u4f55\u5c06Redis\u4e0eNode.js\u96c6\u6210\uff0c\u4ee5\u5b9e\u73b0\u9ad8\u53ef\u6269\u5c55\u6027\u7684\u65b9\u6848\u3002<\/p>\n

\u5b89\u88c5Redis\u548cNode.js
\u5728\u5f00\u59cb\u4e4b\u524d\uff0c\u6211\u4eec\u9700\u8981\u5148\u5b89\u88c5Redis\u548cNode.js\u3002\u4f60\u53ef\u4ee5\u5728Redis\u5b98\u65b9\u7f51\u7ad9\u4e0b\u8f7d\u5e76\u5b89\u88c5Redis\uff0c\u800cNode.js\u5219\u53ef\u4ee5\u5728Node.js\u5b98\u65b9\u7f51\u7ad9\u4e0b\u8f7d\u5e76\u5b89\u88c5\u3002<\/p>\n

Node.js\u5185\u7f6e\u7684Redis\u6a21\u5757
Node.js\u5185\u7f6e\u4e86\u4e00\u4e2aRedis\u6a21\u5757\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u5b83\u6765\u4e0eRedis\u8fdb\u884c\u4ea4\u4e92\u3002\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5728\u9879\u76ee\u4e2d\u5f15\u5165Redis\u6a21\u5757\uff1a<\/p>\n

const redis = require('redis');<\/pre>\n
\u7136\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2aRedis\u5ba2\u6237\u7aef\u5b9e\u4f8b\uff0c\u5e76\u8fde\u63a5\u5230Redis\u670d\u52a1\u5668\uff1a<\/p>\n
const client = redis.createClient(6379, 'localhost');<\/pre>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u6307\u5b9a\u4e86Redis\u670d\u52a1\u5668\u7684\u4e3b\u673a\u548c\u7aef\u53e3\u3002\u5982\u679c\u4f60\u7684Redis\u670d\u52a1\u5668\u4f4d\u4e8e\u672c\u5730\u4e3b\u673a\uff0c\u7aef\u53e3\u9ed8\u8ba4\u4e3a6379\u3002\u4f60\u4e5f\u53ef\u4ee5\u6839\u636e\u9700\u8981\u4fee\u6539\u8fd9\u4e9b\u503c\u3002<\/p>\n
Redis\u57fa\u672c\u64cd\u4f5c
\u4e00\u65e6\u4e0eRedis\u670d\u52a1\u5668\u5efa\u7acb\u8fde\u63a5\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u5bf9Redis\u8fdb\u884c\u5404\u79cd\u64cd\u4f5c\u4e86\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684Redis\u64cd\u4f5c\u793a\u4f8b\uff1a<\/p>\n
    \n
  1. \u8bbe\u7f6e\u952e\u503c\u5bf9\uff1a<\/li>\n<\/ol>\n
    client.set('name', 'John', (err, reply) => {\n  console.log(reply);\n});<\/pre>\n
      \n
    1. \u83b7\u53d6\u952e\u7684\u503c\uff1a<\/li>\n<\/ol>\n
      client.get('name', (err, reply) => {\n  console.log(reply);\n});<\/pre>\n
        \n
      1. \u68c0\u67e5\u952e\u662f\u5426\u5b58\u5728\uff1a<\/li>\n<\/ol>\n
        client.exists('name', (err, reply) => {\n  console.log(reply);\n});<\/pre>\n
          \n
        1. \u5220\u9664\u952e\uff1a<\/li>\n<\/ol>\n
          client.del('name', (err, reply) => {\n  console.log(reply);\n});<\/pre>\n
          \u4ee5\u4e0a\u53ea\u662fRedis\u7684\u57fa\u672c\u64cd\u4f5c\uff0c\u5b83\u8fd8\u652f\u6301\u66f4\u591a\u9ad8\u7ea7\u7684\u529f\u80fd\uff0c\u6bd4\u5982\u4e8b\u52a1\u3001\u53d1\u5e03\u8ba2\u9605\u548c\u5206\u5e03\u5f0f\u9501\u7b49\u3002\u4f60\u53ef\u4ee5\u67e5\u9605Redis\u5b98\u65b9\u6587\u6863\uff0c\u4e86\u89e3\u66f4\u591a\u6709\u5173Redis\u7684\u529f\u80fd\u548c\u7528\u6cd5\u3002<\/p>\n
          \u5c06Redis\u96c6\u6210\u5230Node.js\u5e94\u7528\u7a0b\u5e8f\u4e2d
          \u73b0\u5728\uff0c\u6211\u4eec\u5df2\u7ecf\u4e86\u89e3\u4e86\u5982\u4f55\u4f7f\u7528Node.js\u5185\u7f6e\u7684Redis\u6a21\u5757\u4e0eRedis\u8fdb\u884c\u4ea4\u4e92\u3002\u63a5\u4e0b\u6765\uff0c\u8ba9\u6211\u4eec\u770b\u4e00\u4e0b\u5982\u4f55\u5c06Redis\u96c6\u6210\u5230\u4e00\u4e2a\u5b9e\u9645\u7684Node.js\u5e94\u7528\u7a0b\u5e8f\u4e2d\u3002<\/p>\n
          \u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u786e\u4fdd\u5728\u9879\u76ee\u4e2d\u5b89\u88c5\u4e86Redis\u6a21\u5757\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528npm\u6765\u5b89\u88c5\u5b83\uff1a<\/p>\n
          npm install redis<\/pre>\n
          \u63a5\u4e0b\u6765\uff0c\u8ba9\u6211\u4eec\u770b\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff0c\u6f14\u793a\u5982\u4f55\u5728Node.js\u4e2d\u4f7f\u7528Redis\u4f5c\u4e3a\u7f13\u5b58\u5b58\u50a8\u3002<\/p>\n
          const express = require('express');\nconst redis = require('redis');\n\n\/\/ \u521b\u5efa\u4e00\u4e2aRedis\u5ba2\u6237\u7aef\u5b9e\u4f8b\nconst client = redis.createClient(6379, 'localhost');\n\nconst app = express();\n\n\/\/ \u4e2d\u95f4\u4ef6\uff1a\u68c0\u67e5\u7f13\u5b58\nconst checkCache = (req, res, next) => {\n  const key = req.originalUrl;\n\n  \/\/ \u68c0\u67e5\u7f13\u5b58\u4e2d\u662f\u5426\u5b58\u5728\u5bf9\u5e94\u7684\u6570\u636e\n  client.get(key, (err, reply) => {\n    if (reply) {\n      \/\/ \u627e\u5230\u7f13\u5b58\uff0c\u76f4\u63a5\u8fd4\u56de\u6570\u636e\n      res.send(JSON.parse(reply));\n      return;\n    }\n\n    \/\/ \u7f13\u5b58\u4e2d\u6ca1\u6709\u5bf9\u5e94\u7684\u6570\u636e\uff0c\u7ee7\u7eed\u5904\u7406\u8bf7\u6c42\n    next();\n  });\n};\n\n\/\/ \u83b7\u53d6\u7528\u6237\u4fe1\u606f\napp.get('\/user\/:id', checkCache, (req, res) => {\n  const userId = req.params.id;\n\n  \/\/ \u6a21\u62df\u4ece\u6570\u636e\u5e93\u4e2d\u83b7\u53d6\u7528\u6237\u4fe1\u606f\n  const user = { id: userId, name: 'John' };\n\n  \/\/ \u5c06\u7528\u6237\u4fe1\u606f\u4fdd\u5b58\u5230\u7f13\u5b58\u4e2d\n  client.setex(req.originalUrl, 3600, JSON.stringify(user));\n\n  res.send(user);\n});\n\n\/\/ \u542f\u52a8\u670d\u52a1\u5668\napp.listen(3000, () => {\n  console.log('Server is running on port 3000');\n});<\/pre>\n
          \u4e0a\u9762\u7684\u4ee3\u7801\u662f\u4e00\u4e2a\u7b80\u5355\u7684Express\u5e94\u7528\u7a0b\u5e8f\uff0c\u5b83\u4f7f\u7528Redis\u4f5c\u4e3a\u7f13\u5b58\u5b58\u50a8\u3002\u5728checkCache<\/code>\u4e2d\u95f4\u4ef6\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u6839\u636e\u8bf7\u6c42\u7684URL\u751f\u6210\u4e00\u4e2a\u7f13\u5b58\u952e\uff0c\u7136\u540e\u68c0\u67e5\u7f13\u5b58\u4e2d\u662f\u5426\u5b58\u5728\u5bf9\u5e94\u7684\u6570\u636e\u3002\u5982\u679c\u7f13\u5b58\u4e2d\u5b58\u5728\u6570\u636e\uff0c\u76f4\u63a5\u8fd4\u56de\uff1b\u5426\u5219\uff0c\u7ee7\u7eed\u5904\u7406\u8bf7\u6c42\u3002<\/p>\n
          \u5728\/user\/:id<\/code>\u8def\u7531\u4e2d\uff0c\u6211\u4eec\u901a\u8fc7\u6a21\u62df\u4ece\u6570\u636e\u5e93\u4e2d\u83b7\u53d6\u7528\u6237\u4fe1\u606f\uff0c\u5e76\u5c06\u7528\u6237\u4fe1\u606f\u4fdd\u5b58\u5230Redis\u7f13\u5b58\u4e2d\u3002\u5728setex<\/code>\u65b9\u6cd5\u4e2d\uff0c\u6211\u4eec\u6307\u5b9a\u4e86\u952e\u7684\u8fc7\u671f\u65f6\u95f4\uff08\u4ee5\u79d2\u4e3a\u5355\u4f4d\uff09\uff0c\u8fd9\u91cc\u662f3600\u79d2\uff081\u5c0f\u65f6\uff09\u3002<\/p>\n
          \u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528Redis\u4f5c\u4e3a\u7f13\u5b58\u5b58\u50a8\uff0c\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u54cd\u5e94\u901f\u5ea6\u3002<\/p>\n
          \u7ed3\u8bba
          \u672c\u6587\u4ecb\u7ecd\u4e86\u5982\u4f55\u5c06Redis\u4e0eNode.js\u96c6\u6210\uff0c\u4ee5\u5b9e\u73b0\u9ad8\u53ef\u6269\u5c55\u6027\u7684\u65b9\u6848\u3002\u6211\u4eec\u9996\u5148\u4e86\u89e3\u4e86Redis\u7684\u57fa\u672c\u64cd\u4f5c\uff0c\u7136\u540e\u6f14\u793a\u4e86\u5982\u4f55\u5728Node.js\u4e2d\u4f7f\u7528Redis\u4f5c\u4e3a\u7f13\u5b58\u5b58\u50a8\u3002\u901a\u8fc7\u4f7f\u7528Redis\uff0c\u6211\u4eec\u53ef\u4ee5\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u3002\u9664\u4e86\u7f13\u5b58\u5b58\u50a8\uff0cRedis\u8fd8\u53ef\u4ee5\u7528\u4f5c\u6d88\u606f\u4e2d\u95f4\u4ef6\u548c\u6570\u636e\u5e93\u7b49\u3002\u5982\u679c\u4f60\u6b63\u5728\u6784\u5efa\u4e00\u4e2a\u9ad8\u53ef\u6269\u5c55\u6027\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u4f60\u5e94\u8be5\u8003\u8651\u5c06Redis\u4f5c\u4e3a\u4f60\u7684\u89e3\u51b3\u65b9\u6848\u4e4b\u4e00\u3002<\/p>\n
          \n
          \n <\/dt>\n
          \n   \u5982\u4f55\u5229\u7528Redis\u548cC#\u5b9e\u73b0\u5206\u5e03\u5f0f\u6d88\u606f\u7cfb\u7edf\n <\/dd>\n<\/dl>\n
          \n
          \n <\/dt>\n
          \n   \u5b66\u4e60Go\u8bed\u8a00\u4e2d\u7684\u52a0\u89e3\u5bc6\u51fd\u6570\u5e76\u5b9e\u73b0\u5bf9\u79f0\u52a0\u5bc6\u7b97\u6cd5\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
          Redis\u4e0eNode.js\u7684\u96c6\u6210...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-202035","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202035","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=202035"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202035\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202035"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202035"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202035"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}