{"id":126207,"date":"2024-10-26T02:48:20","date_gmt":"2024-10-25T18:48:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/126207\/"},"modified":"2024-10-26T02:48:21","modified_gmt":"2024-10-25T18:48:21","slug":"redis-%e6%b5%81%e9%87%8f%e6%93%a0%e7%b7%8a%e6%b6%88%e8%80%97%e5%b8%b6%e4%be%86%e7%9a%84%e7%a9%ba%e9%96%93%e6%a9%9f%e9%81%87","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/126207\/","title":{"rendered":"Redis \u6d41\u91cf\u64e0\u7dca\u6d88\u8017\u5e36\u4f86\u7684\u7a7a\u9593\u6a5f\u9047"},"content":{"rendered":"<h1 id=\"redis-%e6%b5%81%e9%87%8f%e6%93%a0%e7%b7%8a%e6%b6%88%e8%80%97%e5%b8%b6%e4%be%86%e7%9a%84%e7%a9%ba%e9%96%93%e6%a9%9f%e9%81%87-ouMRXASSHm\">Redis \u6d41\u91cf\u64e0\u7dca\u6d88\u8017\u5e36\u4f86\u7684\u7a7a\u9593\u6a5f\u9047<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u4f01\u696d\u9762\u81e8\u8457\u4e0d\u65b7\u589e\u9577\u7684\u6578\u64da\u6d41\u91cf\u548c\u5b58\u5132\u9700\u6c42\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u5df2\u7d93\u6210\u70ba\u8a31\u591a\u4f01\u696d\u89e3\u6c7a\u6d41\u91cf\u64e0\u7dca\u554f\u984c\u7684\u9996\u9078\u5de5\u5177\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u5982\u4f55\u901a\u904e\u6d41\u91cf\u64e0\u7dca\u6d88\u8017\u4f86\u5275\u9020\u65b0\u7684\u7a7a\u9593\u6a5f\u9047\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%b5%81%e9%87%8f%e6%93%a0%e7%b7%8a%e6%b6%88%e8%80%97%ef%bc%9f-ouMRXASSHm\">\u4ec0\u9ebc\u662f\u6d41\u91cf\u64e0\u7dca\u6d88\u8017\uff1f<\/h2>\n<p>\u6d41\u91cf\u64e0\u7dca\u6d88\u8017\u662f\u6307\u5728\u9ad8\u6d41\u91cf\u74b0\u5883\u4e0b\uff0c\u7cfb\u7d71\u8cc7\u6e90\u7684\u4f7f\u7528\u6548\u7387\u964d\u4f4e\uff0c\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\u7684\u73fe\u8c61\u3002\u9019\u7a2e\u60c5\u6cc1\u901a\u5e38\u767c\u751f\u5728\u6578\u64da\u5eab\u6216\u61c9\u7528\u7a0b\u5e8f\u9700\u8981\u8655\u7406\u5927\u91cf\u8acb\u6c42\u6642\u3002Redis \u901a\u904e\u5176\u9ad8\u6548\u7684\u6578\u64da\u7d50\u69cb\u548c\u5167\u5b58\u5b58\u5132\u7279\u6027\uff0c\u80fd\u5920\u6709\u6548\u5730\u6e1b\u5c11\u9019\u7a2e\u6d88\u8017\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%84%aa%e5%8b%a2-ouMRXASSHm\">Redis \u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis \u80fd\u5920\u4ee5\u6beb\u79d2\u7d1a\u7684\u5ef6\u9072\u8655\u7406\u6578\u767e\u842c\u6b21\u8acb\u6c42\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u9ad8\u6d41\u91cf\u74b0\u5883\u4e2d\u8868\u73fe\u51fa\u8272\u3002<\/li>\n<li><strong>\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff1a<\/strong>Redis \u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\uff0c\u9019\u4f7f\u5f97\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\u4f9b\u591a\u7a2e\u6301\u4e45\u5316\u6a5f\u5236\uff0c\u80fd\u5920\u5728\u7cfb\u7d71\u91cd\u555f\u5f8c\u6062\u5fa9\u6578\u64da\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u9ad8\u53ef\u7528\u6027\u7684\u61c9\u7528\u81f3\u95dc\u91cd\u8981\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%b5%81%e9%87%8f%e6%93%a0%e7%b7%8a%e7%9a%84%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-ouMRXASSHm\">\u6d41\u91cf\u64e0\u7dca\u7684\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u70ba\u4e86\u61c9\u5c0d\u6d41\u91cf\u64e0\u7dca\u554f\u984c\uff0c\u4f01\u696d\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u7a2e\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-redis-%e4%bd%9c%e7%82%ba%e7%b7%a9%e5%ad%98%e5%b1%a4-ouMRXASSHm\">1. \u4f7f\u7528 Redis \u4f5c\u70ba\u7de9\u5b58\u5c64<\/h3>\n<p>\u5c07 Redis \u4f5c\u70ba\u61c9\u7528\u7a0b\u5e8f\u7684\u7de9\u5b58\u5c64\uff0c\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u5c0d\u5f8c\u7aef\u6578\u64da\u5eab\u7684\u8acb\u6c42\u3002\u9019\u6a23\u4e0d\u50c5\u63d0\u9ad8\u4e86\u97ff\u61c9\u901f\u5ea6\uff0c\u9084\u6e1b\u5c11\u4e86\u6578\u64da\u5eab\u7684\u8ca0\u64d4\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u4ee3\u78bc\u7247\u6bb5\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528 Redis \u7de9\u5b58\u7528\u6236\u8cc7\u6599\uff1a<\/p>\n<pre><code>const redis = require('redis');\nconst client = redis.createClient();\n\nfunction getUserData(userId) {\n    client.get(userId, (err, data) =&gt; {\n        if (data) {\n            console.log('\u5f9e\u7de9\u5b58\u4e2d\u7372\u53d6\u8cc7\u6599:', data);\n        } else {\n            \/\/ \u5047\u8a2d\u5f9e\u6578\u64da\u5eab\u7372\u53d6\u8cc7\u6599\n            const userData = fetchFromDatabase(userId);\n            client.setex(userId, 3600, userData); \/\/ \u8a2d\u7f6e\u7de9\u5b58\uff0c1\u5c0f\u6642\u904e\u671f\n            console.log('\u5f9e\u6578\u64da\u5eab\u7372\u53d6\u8cc7\u6599:', userData);\n        }\n    });\n}\n<\/code><\/pre>\n<h3 id=\"2-%e5%af%a6%e6%96%bd%e6%95%b8%e6%93%9a%e9%81%8e%e6%9c%9f%e7%ad%96%e7%95%a5-ouMRXASSHm\">2. \u5be6\u65bd\u6578\u64da\u904e\u671f\u7b56\u7565<\/h3>\n<p>Redis \u63d0\u4f9b\u4e86\u6578\u64da\u904e\u671f\u529f\u80fd\uff0c\u53ef\u4ee5\u81ea\u52d5\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\u3002\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u91cb\u653e\u5167\u5b58\u7a7a\u9593\uff0c\u6e1b\u5c11\u6d41\u91cf\u64e0\u7dca\u7684\u5f71\u97ff\u3002\u4f8b\u5982\uff0c\u4f7f\u7528 <code>EXPIRE<\/code> \u547d\u4ee4\u8a2d\u7f6e\u6578\u64da\u7684\u904e\u671f\u6642\u9593\uff1a<\/p>\n<pre><code>client.set('key', 'value');\nclient.expire('key', 60); \/\/ 60\u79d2\u5f8c\u904e\u671f\n<\/code><\/pre>\n<h3 id=\"3-%e6%95%b8%e6%93%9a%e5%88%86%e7%89%87-ouMRXASSHm\">3. \u6578\u64da\u5206\u7247<\/h3>\n<p>\u5c0d\u65bc\u5927\u578b\u61c9\u7528\u7a0b\u5e8f\uff0c\u6578\u64da\u5206\u7247\u662f\u4e00\u7a2e\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u901a\u904e\u5c07\u6578\u64da\u5206\u6563\u5230\u591a\u500b Redis \u5be6\u4f8b\u4e2d\uff0c\u53ef\u4ee5\u6e1b\u5c11\u55ae\u500b\u5be6\u4f8b\u7684\u8ca0\u64d4\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-ouMRXASSHm\">\u7d50\u8ad6<\/h2>\n<p>Redis \u5728\u61c9\u5c0d\u6d41\u91cf\u64e0\u7dca\u6d88\u8017\u65b9\u9762\u63d0\u4f9b\u4e86\u591a\u7a2e\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u901a\u904e\u4f7f\u7528 Redis \u4f5c\u70ba\u7de9\u5b58\u5c64\u3001\u5be6\u65bd\u6578\u64da\u904e\u671f\u7b56\u7565\u4ee5\u53ca\u9032\u884c\u6578\u64da\u5206\u7247\uff0c\u4f01\u696d\u53ef\u4ee5\u6709\u6548\u5730\u6e1b\u5c11\u7cfb\u7d71\u8ca0\u64d4\uff0c\u63d0\u5347\u6027\u80fd\uff0c\u4e26\u5275\u9020\u65b0\u7684\u7a7a\u9593\u6a5f\u9047\u3002\u96a8\u8457\u6578\u64da\u9700\u6c42\u7684\u6301\u7e8c\u589e\u9577\uff0cRedis \u5c07\u5728\u672a\u4f86\u7684\u6578\u64da\u7ba1\u7406\u4e2d\u626e\u6f14\u8d8a\u4f86\u8d8a\u91cd\u8981\u7684\u89d2\u8272\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/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\u6d41\u91cf\u64e0\u7dca\u6d88\u8017\u5982\u4f55\u5275\u9020\u7a7a\u9593\u6a5f\u9047\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u512a\u5316\u8cc7\u6e90\u5229\u7528\uff0c\u5be6\u73fe\u696d\u52d9\u589e\u9577\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-126207","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126207","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=126207"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126207\/revisions"}],"predecessor-version":[{"id":126208,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126207\/revisions\/126208"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=126207"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=126207"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=126207"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}