{"id":163183,"date":"2024-11-04T21:21:24","date_gmt":"2024-11-04T13:21:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/163183\/"},"modified":"2024-11-04T21:21:25","modified_gmt":"2024-11-04T13:21:25","slug":"%e8%a7%a3%e6%94%be%e6%95%b8%e6%93%9aredis%e7%b7%a9%e5%ad%98%e6%8a%80%e8%a1%93%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88%ef%bc%88redis%e7%b7%a9%e5%ad%98%e6%8a%80%e8%a1%93%e6%96%b9%e6%a1%88%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/163183\/","title":{"rendered":"\u89e3\u653e\u6578\u64daRedis\u7de9\u5b58\u6280\u8853\u89e3\u6c7a\u65b9\u6848\uff08Redis\u7de9\u5b58\u6280\u8853\u65b9\u6848\uff09"},"content":{"rendered":"<h1 id=\"%e8%a7%a3%e6%94%be%e6%95%b8%e6%93%9aredis%e7%b7%a9%e5%ad%98%e6%8a%80%e8%a1%93%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88%ef%bc%88redis%e7%b7%a9%e5%ad%98%e6%8a%80%e8%a1%93%e6%96%b9%e6%a1%88%ef%bc%89-aTkWAtPUPs\">\u89e3\u653e\u6578\u64daRedis\u7de9\u5b58\u6280\u8853\u89e3\u6c7a\u65b9\u6848\uff08Redis\u7de9\u5b58\u6280\u8853\u65b9\u6848\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u97ff\u61c9\u901f\u5ea6\u5c0d\u65bc\u7528\u6236\u9ad4\u9a57\u81f3\u95dc\u91cd\u8981\u3002\u96a8\u8457\u7528\u6236\u9700\u6c42\u7684\u589e\u52a0\uff0c\u958b\u767c\u8005\u548c\u4f01\u696d\u9700\u8981\u5c0b\u627e\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u512a\u5316\u6578\u64da\u5b58\u53d6\u901f\u5ea6\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u7de9\u5b58\u6280\u8853\uff0c\u5df2\u7d93\u6210\u70ba\u8a31\u591a\u4f01\u696d\u7684\u9996\u9078\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eRedis\u7de9\u5b58\u6280\u8853\u7684\u89e3\u6c7a\u65b9\u6848\u53ca\u5176\u5728\u6578\u64da\u7ba1\u7406\u4e2d\u7684\u61c9\u7528\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%ef%bc%9f-aTkWAtPUPs\">\u4ec0\u9ebc\u662fRedis\uff1f<\/h2>\n<p>Redis\uff08Remote Dictionary Server\uff09\u662f\u4e00\u7a2e\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u6578\u64da\u5eab\uff0c\u4e3b\u8981\u7528\u65bc\u6578\u64da\u7de9\u5b58\u548c\u6d88\u606f\u50b3\u905e\u3002\u5b83\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\uff0c\u4e26\u4e14\u63d0\u4f9b\u4e86\u6301\u4e45\u5316\u529f\u80fd\uff0c\u80fd\u5920\u5c07\u6578\u64da\u4fdd\u5b58\u5728\u78c1\u789f\u4e0a\u3002Redis\u7684\u9ad8\u6548\u6027\u80fd\u4f7f\u5176\u6210\u70ba\u8a31\u591a\u5927\u578b\u61c9\u7528\u7a0b\u5e8f\u7684\u6838\u5fc3\u7d44\u4ef6\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e5%84%aa%e5%8b%a2-aTkWAtPUPs\">Redis\u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis\u80fd\u5920\u4ee5\u6beb\u79d2\u7d1a\u7684\u901f\u5ea6\u8655\u7406\u6578\u64da\u8acb\u6c42\uff0c\u9019\u4f7f\u5f97\u5b83\u975e\u5e38\u9069\u5408\u9700\u8981\u5feb\u901f\u97ff\u61c9\u7684\u61c9\u7528\u5834\u666f\u3002<\/li>\n<li><strong>\u9748\u6d3b\u7684\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\u9078\u9805\uff1a<\/strong>Redis\u63d0\u4f9bRDB\u548cAOF\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>Redis Cluster\u5141\u8a31\u7528\u6236\u5728\u591a\u500b\u7bc0\u9ede\u4e4b\u9593\u5206\u914d\u6578\u64da\uff0c\u5be6\u73fe\u9ad8\u53ef\u7528\u6027\u548c\u64f4\u5c55\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"redis%e7%b7%a9%e5%ad%98%e6%8a%80%e8%a1%93%e6%96%b9%e6%a1%88-aTkWAtPUPs\">Redis\u7de9\u5b58\u6280\u8853\u65b9\u6848<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0cRedis\u7684\u7de9\u5b58\u6280\u8853\u65b9\u6848\u53ef\u4ee5\u5206\u70ba\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e7%a2%ba%e5%ae%9a%e7%b7%a9%e5%ad%98%e7%ad%96%e7%95%a5-aTkWAtPUPs\">1. \u78ba\u5b9a\u7de9\u5b58\u7b56\u7565<\/h3>\n<p>\u5728\u4f7f\u7528Redis\u4f5c\u70ba\u7de9\u5b58\u6642\uff0c\u9996\u5148\u9700\u8981\u78ba\u5b9a\u7de9\u5b58\u7b56\u7565\u3002\u5e38\u898b\u7684\u7de9\u5b58\u7b56\u7565\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>LRU\uff08Least Recently Used\uff09\uff1a<\/strong>\u7576\u7de9\u5b58\u6eff\u6642\uff0c\u6dd8\u6c70\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\u7684\u6578\u64da\u3002<\/li>\n<li><strong>TTL\uff08Time To Live\uff09\uff1a<\/strong>\u70ba\u6bcf\u500b\u7de9\u5b58\u9805\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u904e\u671f\u5f8c\u81ea\u52d5\u522a\u9664\u3002<\/li>\n<\/ul>\n<h3 id=\"2-%e6%95%b4%e5%90%88redis%e8%88%87%e6%87%89%e7%94%a8%e7%a8%8b%e5%ba%8f-aTkWAtPUPs\">2. \u6574\u5408Redis\u8207\u61c9\u7528\u7a0b\u5e8f<\/h3>\n<p>\u5c07Redis\u6574\u5408\u5230\u61c9\u7528\u7a0b\u5e8f\u4e2d\u901a\u5e38\u6d89\u53ca\u4ee5\u4e0b\u6b65\u9a5f\uff1a<\/p>\n<pre><code>const redis = require('redis');\nconst client = redis.createClient();\n\nclient.on('error', (err) =&gt; {\n    console.log('Error ' + err);\n});\n\n\/\/ \u8a2d\u7f6e\u7de9\u5b58\nclient.set('key', 'value', 'EX', 3600); \/\/ \u8a2d\u7f6e\u4e00\u5c0f\u6642\u904e\u671f\n\n\/\/ \u7372\u53d6\u7de9\u5b58\nclient.get('key', (err, reply) =&gt; {\n    if (err) throw err;\n    console.log(reply); \/\/ \u8f38\u51fa 'value'\n});\n<\/code><\/pre>\n<h3 id=\"3-%e7%9b%a3%e6%8e%a7%e5%92%8c%e8%aa%bf%e6%95%b4-aTkWAtPUPs\">3. \u76e3\u63a7\u548c\u8abf\u6574<\/h3>\n<p>\u4f7f\u7528Redis\u5f8c\uff0c\u6301\u7e8c\u76e3\u63a7\u7de9\u5b58\u7684\u547d\u4e2d\u7387\u548c\u6027\u80fd\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u53ef\u4ee5\u4f7f\u7528Redis\u81ea\u5e36\u7684\u76e3\u63a7\u5de5\u5177\u6216\u7b2c\u4e09\u65b9\u5de5\u5177\u4f86\u5206\u6790\u7de9\u5b58\u7684\u4f7f\u7528\u60c5\u6cc1\uff0c\u4e26\u6839\u64da\u6578\u64da\u9032\u884c\u8abf\u6574\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-aTkWAtPUPs\">Redis\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>Redis\u7684\u61c9\u7528\u5834\u666f\u975e\u5e38\u5ee3\u6cdb\uff0c\u5305\u62ec\u4f46\u4e0d\u9650\u65bc\uff1a<\/p>\n<ul>\n<li><strong>\u7db2\u7ad9\u7de9\u5b58\uff1a<\/strong>\u901a\u904e\u7de9\u5b58\u975c\u614b\u9801\u9762\u6216\u6578\u64da\u5eab\u67e5\u8a62\u7d50\u679c\u4f86\u63d0\u9ad8\u7db2\u7ad9\u6027\u80fd\u3002<\/li>\n<li><strong>\u6703\u8a71\u5b58\u5132\uff1a<\/strong>\u5728\u7528\u6236\u767b\u9304\u5f8c\uff0c\u5c07\u7528\u6236\u6703\u8a71\u4fe1\u606f\u5b58\u5132\u5728Redis\u4e2d\uff0c\u4ee5\u4fbf\u5feb\u901f\u8a2a\u554f\u3002<\/li>\n<li><strong>\u6392\u884c\u699c\uff1a<\/strong>\u5229\u7528Redis\u7684\u6709\u5e8f\u96c6\u5408\u529f\u80fd\u4f86\u5be6\u73fe\u5373\u6642\u6392\u884c\u699c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-aTkWAtPUPs\">\u7e3d\u7d50<\/h2>\n<p>Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u7de9\u5b58\u6280\u8853\uff0c\u80fd\u5920\u986f\u8457\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u7528\u6236\u9ad4\u9a57\u3002\u901a\u904e\u5408\u7406\u7684\u7de9\u5b58\u7b56\u7565\u3001\u6709\u6548\u7684\u6574\u5408\u548c\u6301\u7e8c\u7684\u76e3\u63a7\uff0c\u4f01\u696d\u53ef\u4ee5\u5145\u5206\u767c\u63eeRedis\u7684\u6f5b\u529b\uff0c\u89e3\u6c7a\u6578\u64da\u5b58\u53d6\u7684\u74f6\u9838\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u548c\u9ad8\u53ef\u7528\u6027\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72Redis\u5c07\u662f\u660e\u667a\u4e4b\u8209\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\u90fd\u80fd\u70ba\u60a8\u7684\u696d\u52d9\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u653e\u6578\u64daRedis\u7de9\u5b58\u6280\u8853\u89e3\u6c7a\u65b9\u6848\u63d0\u4f9b\u9ad8\u6548\u7684\u6578\u64da\u5b58\u53d6\u548c\u7ba1\u7406\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\uff0c\u512a\u5316\u7528\u6236\u9ad4\u9a57\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-163183","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163183","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=163183"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163183\/revisions"}],"predecessor-version":[{"id":163184,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163183\/revisions\/163184"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=163183"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=163183"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=163183"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}