{"id":202048,"date":"2025-05-10T12:54:11","date_gmt":"2025-05-10T04:54:11","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202048\/"},"modified":"2025-05-10T12:54:11","modified_gmt":"2025-05-10T04:54:11","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8redis%e5%92%8cjavascript%e5%ae%9e%e7%8e%b0%e5%88%86%e5%b8%83%e5%bc%8f%e7%bc%93%e5%ad%98%e5%8a%9f%e8%83%bd","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202048\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528Redis\u548cJavaScript\u5b9e\u73b0\u5206\u5e03\u5f0f\u7f13\u5b58\u529f\u80fd"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>\u5982\u4f55\u4f7f\u7528Redis\u548cJavaScript\u5b9e\u73b0\u5206\u5e03\u5f0f\u7f13\u5b58\u529f\u80fd<\/h1>\n<p>\u77e5\u8bc6\u70b9\u638c\u63e1\u4e86\uff0c\u8fd8\u9700\u8981\u4e0d\u65ad\u7ec3\u4e60\u624d\u80fd\u719f\u7ec3\u8fd0\u7528\u3002\u4e0b\u9762golang\u5b66\u4e60\u7f51\u7ed9\u5927\u5bb6\u5e26\u6765\u4e00\u4e2a\u6570\u636e\u5e93\u5f00\u53d1\u5b9e\u6218\uff0c\u624b\u628a\u624b\u6559\u5927\u5bb6\u5b66\u4e60\u300a\u5982\u4f55\u4f7f\u7528Redis\u548cJavaScript\u5b9e\u73b0\u5206\u5e03\u5f0f\u7f13\u5b58\u529f\u80fd\u300b\uff0c\u5728\u5b9e\u73b0\u529f\u80fd\u7684\u8fc7\u7a0b\u4e2d\u4e5f\u5e26\u5927\u5bb6\u91cd\u65b0\u6e29\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6e29\u6545\u800c\u77e5\u65b0\uff0c\u56de\u5934\u770b\u770b\u8bf4\u4e0d\u5b9a\u53c8\u6709\u4e0d\u4e00\u6837\u7684\u611f\u609f\uff01<\/p>\n<p>\u5982\u4f55\u4f7f\u7528Redis\u548cJavaScript\u5b9e\u73b0\u5206\u5e03\u5f0f\u7f13\u5b58\u529f\u80fd<\/p>\n<p>\u5f15\u8a00\uff1a<br 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\/>Redis\u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u5185\u5b58\u6570\u636e\u5b58\u50a8\u7cfb\u7edf\uff0c\u5b83\u4ee5\u952e\u503c\u5bf9\u7684\u5f62\u5f0f\u5b58\u50a8\u6570\u636e\uff0c\u5e76\u652f\u6301\u591a\u79cd\u6570\u636e\u7ed3\u6784\u3002Redis\u7684\u4f18\u70b9\u5728\u4e8e\u5176\u9ad8\u6027\u80fd\u3001\u53ef\u9760\u6027\u548c\u7075\u6d3b\u6027\uff0c\u9002\u5408\u7528\u4e8e\u7f13\u5b58\u3001\u4f1a\u8bdd\u5b58\u50a8\u3001\u6570\u636e\u5b58\u50a8\u548c\u6d88\u606f\u4e2d\u95f4\u4ef6\u7b49\u573a\u666f\u3002<\/p>\n<p>\u4e8c\u3001\u642d\u5efaRedis\u670d\u52a1\u5668<br \/>\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u642d\u5efa\u4e00\u4e2aRedis\u670d\u52a1\u5668\u3002\u4f60\u53ef\u4ee5\u9009\u62e9\u81ea\u5df1\u7684\u670d\u52a1\u5668\u4e0a\u5b89\u88c5Redis\uff0c\u6216\u8005\u4f7f\u7528\u4e91\u670d\u52a1\u63d0\u4f9b\u5546\u7684Redis\u670d\u52a1\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528Docker\u6765\u642d\u5efa\u4e00\u4e2aRedis\u670d\u52a1\u5668\uff1a<\/p>\n<ol>\n<li>\u5b89\u88c5Docker\u5e76\u542f\u52a8Docker\u670d\u52a1\uff1b<\/li>\n<li>\n<p>\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u62c9\u53d6Redis\u955c\u50cf\u5e76\u542f\u52a8\u5bb9\u5668\uff1a<\/p>\n<pre>docker run -d -p 6379:6379 redis<\/pre>\n<\/li>\n<\/ol>\n<p>\u4e09\u3001\u4f7f\u7528JavaScript\u64cd\u4f5cRedis<br \/>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u4f7f\u7528JavaScript\u6765\u64cd\u4f5cRedis\u3002\u5728Node.js\u73af\u5883\u4e0b\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528ioredis\u5e93\u6765\u8fde\u63a5\u548c\u64cd\u4f5cRedis\u670d\u52a1\u5668\u3002\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5b89\u88c5ioredis\u5e93\uff1a<\/p>\n<ol>\n<li>\n<p>\u5728\u9879\u76ee\u76ee\u5f55\u4e0b\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88c5ioredis\uff1a<\/p>\n<pre>npm install ioredis<\/pre>\n<\/li>\n<li>\n<p>\u5728JavaScript\u4ee3\u7801\u4e2d\u5f15\u5165ioredis\u5e93\u5e76\u521b\u5efaRedis\u5ba2\u6237\u7aef\u5b9e\u4f8b\uff1a<\/p>\n<pre>const Redis = require('ioredis');\nconst redis = new Redis({\n  host: 'localhost', \/\/ Redis\u670d\u52a1\u5668\u5730\u5740\n  port: 6379, \/\/ Redis\u670d\u52a1\u5668\u7aef\u53e3\n});<\/pre>\n<\/li>\n<\/ol>\n<p>\u56db\u3001\u8bbe\u7f6e\u7f13\u5b58\u6570\u636e<br \/>\u8bbe\u7f6e\u7f13\u5b58\u6570\u636e\u662f\u7f13\u5b58\u529f\u80fd\u7684\u6838\u5fc3\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7Redis\u7684set\u547d\u4ee4\u6765\u8bbe\u7f6e\u7f13\u5b58\u6570\u636e\uff0c\u5e76\u6307\u5b9a\u4e00\u4e2a\u8fc7\u671f\u65f6\u95f4\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<pre>async function setCache(key, value, expire) {\n  try {\n    await redis.set(key, value);\n    await redis.expire(key, expire);\n    console.log('\u7f13\u5b58\u6570\u636e\u8bbe\u7f6e\u6210\u529f\uff01');\n  } catch (error) {\n    console.error('\u7f13\u5b58\u6570\u636e\u8bbe\u7f6e\u5931\u8d25\uff1a', error);\n  }\n}\n\n\/\/ \u8c03\u7528\u793a\u4f8b\nconst key = 'user:1';\nconst value = JSON.stringify({ name: '\u5f20\u4e09', age: 20 });\nconst expire = 60; \/\/ \u7f13\u5b58\u65f6\u95f4\u4e3a60\u79d2\nsetCache(key, value, expire);<\/pre>\n<p>\u4e94\u3001\u83b7\u53d6\u7f13\u5b58\u6570\u636e<br \/>\u83b7\u53d6\u7f13\u5b58\u6570\u636e\u662f\u4f7f\u7528\u7f13\u5b58\u7684\u5173\u952e\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7Redis\u7684get\u547d\u4ee4\u6765\u83b7\u53d6\u7f13\u5b58\u6570\u636e\uff0c\u5e76\u8fdb\u884c\u76f8\u5e94\u7684\u5904\u7406\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<pre>async function getCache(key) {\n  try {\n    const value = await redis.get(key);\n    if (value) {\n      console.log('\u7f13\u5b58\u6570\u636e\uff1a', value);\n      return JSON.parse(value);\n    } else {\n      console.log('\u7f13\u5b58\u6570\u636e\u4e0d\u5b58\u5728\uff01');\n      return null;\n    }\n  } catch (error) {\n    console.error('\u83b7\u53d6\u7f13\u5b58\u6570\u636e\u5931\u8d25\uff1a', error);\n    return null;\n  }\n}\n\n\/\/ \u8c03\u7528\u793a\u4f8b\nconst key = 'user:1';\nconst cacheData = getCache(key);\nif (cacheData) {\n  \/\/ \u5904\u7406\u7f13\u5b58\u6570\u636e\n} else {\n  \/\/ \u83b7\u53d6\u539f\u59cb\u6570\u636e\n}<\/pre>\n<p>\u516d\u3001\u5220\u9664\u7f13\u5b58\u6570\u636e<br \/>\u5f53\u7f13\u5b58\u6570\u636e\u8fc7\u671f\u6216\u8005\u4e0d\u518d\u9700\u8981\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7Redis\u7684del\u547d\u4ee4\u6765\u5220\u9664\u7f13\u5b58\u6570\u636e\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<pre>async function deleteCache(key) {\n  try {\n    await redis.del(key);\n    console.log('\u7f13\u5b58\u6570\u636e\u5220\u9664\u6210\u529f\uff01');\n  } catch (error) {\n    console.error('\u7f13\u5b58\u6570\u636e\u5220\u9664\u5931\u8d25\uff1a', error);\n  }\n}\n\n\/\/ \u8c03\u7528\u793a\u4f8b\nconst key = 'user:1';\ndeleteCache(key);<\/pre>\n<p>\u7ed3\u8bba\uff1a<br \/>\u901a\u8fc7Redis\u548cJavaScript\uff0c\u6211\u4eec\u53ef\u4ee5\u5f88\u65b9\u4fbf\u5730\u5b9e\u73b0\u5206\u5e03\u5f0f\u7f13\u5b58\u529f\u80fd\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u6839\u636e\u4e1a\u52a1\u9700\u6c42\u5408\u7406\u8bbe\u7f6e\u7f13\u5b58\u65f6\u95f4\u548c\u7f13\u5b58\u7b56\u7565\uff0c\u8fdb\u4e00\u6b65\u4f18\u5316\u7cfb\u7edf\u6027\u80fd\u548c\u54cd\u5e94\u65f6\u95f4\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u4f7f\u7528Redis\u548cJavaScript\u5b9e\u73b0\u5206\u5e03\u5f0f\u7f13\u5b58\u529f\u80fd\u7684\u4ecb\u7ecd\u548c\u793a\u4f8b\u4ee3\u7801\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u5982\u4f55\u4f7f\u7528MySQL\u5728Django\u4e2d\u5b9e\u73b0\u6570\u636e\u8fc1\u79fb\u529f\u80fd\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u5229\u7528Java\u548cRedis\u5b9e\u73b0\u5b9e\u65f6\u63a8\u8350\u7cfb\u7edf\uff1a\u5982\u4f55\u4e2a\u6027\u5316\u63a8\u8350\u6570\u636e\u548c\u5e7f\u544a\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u4f7f\u7528Redis\u548cJavaSc&#46;&#46;&#46;<\/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-202048","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202048","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=202048"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202048\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202048"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202048"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202048"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}