{"id":125017,"date":"2024-10-25T19:06:35","date_gmt":"2024-10-25T11:06:35","guid":{"rendered":"https:\/\/server.hk\/cnblog\/125017\/"},"modified":"2024-10-25T19:06:35","modified_gmt":"2024-10-25T11:06:35","slug":"redis-%e7%b0%a1%e6%98%93%e8%a8%bb%e8%a7%a3%e5%85%a5%e9%96%80%e5%8f%8a%e5%bf%ab%e5%8f%96%e5%af%a6%e8%b8%90","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/125017\/","title":{"rendered":"Redis \u7c21\u6613\u8a3b\u89e3\u5165\u9580\u53ca\u5feb\u53d6\u5be6\u8e10"},"content":{"rendered":"<h1 id=\"redis-%e7%b0%a1%e6%98%93%e8%a8%bb%e8%a7%a3%e5%85%a5%e9%96%80%e5%8f%8a%e5%bf%ab%e5%8f%96%e5%af%a6%e8%b8%90-vrOQdnRuhM\">Redis \u7c21\u6613\u8a3b\u89e3\u5165\u9580\u53ca\u5feb\u53d6\u5be6\u8e10<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u8def\u61c9\u7528\u4e2d\uff0c\u8cc7\u6599\u7684\u5b58\u53d6\u901f\u5ea6\u5c0d\u65bc\u7528\u6236\u9ad4\u9a57\u81f3\u95dc\u91cd\u8981\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u8cc7\u6599\u5eab\uff0c\u56e0\u5176\u5353\u8d8a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\u800c\u53d7\u5230\u5ee3\u6cdb\u4f7f\u7528\u3002\u672c\u6587\u5c07\u4ecb\u7d39 Redis \u7684\u57fa\u672c\u6982\u5ff5\u53ca\u5176\u5728\u5feb\u53d6\u4e2d\u7684\u5be6\u8e10\u61c9\u7528\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis%ef%bc%9f-vrOQdnRuhM\">\u4ec0\u9ebc\u662f Redis\uff1f<\/h2>\n<p>Redis\uff08REmote DIctionary Server\uff09\u662f\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u7b49\u3002\u5b83\u4e0d\u50c5\u53ef\u4ee5\u7528\u4f5c\u8cc7\u6599\u5eab\uff0c\u9084\u53ef\u4ee5\u7528\u4f5c\u5feb\u53d6\u548c\u6d88\u606f\u4ee3\u7406\u3002Redis \u7684\u9ad8\u6027\u80fd\u4e3b\u8981\u5f97\u76ca\u65bc\u5176\u5c07\u6578\u64da\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u4e26\u4e14\u652f\u6301\u6301\u4e45\u5316\u529f\u80fd\uff0c\u80fd\u5920\u5c07\u6578\u64da\u5feb\u7167\u4fdd\u5b58\u5230\u78c1\u789f\u4e2d\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e7%89%b9%e9%bb%9e-vrOQdnRuhM\">Redis \u7684\u7279\u9ede<\/h2>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis \u80fd\u5920\u6bcf\u79d2\u8655\u7406\u6578\u5341\u842c\u6b21\u7684\u8b80\u53d6\u548c\u5beb\u5165\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u591a\u6a23\u7684\u6578\u64da\u7d50\u69cb\uff1a<\/strong>\u652f\u6301\u591a\u7a2e\u6578\u64da\u985e\u578b\uff0c\u65b9\u4fbf\u958b\u767c\u8005\u6839\u64da\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\uff1a<\/strong>\u652f\u6301 RDB \u548c AOF \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\uff1a<\/strong>\u652f\u6301\u4e3b\u5f9e\u8907\u88fd\u548c\u5206\u7247\uff0c\u80fd\u5920\u64f4\u5c55\u5230\u591a\u53f0\u4f3a\u670d\u5668\u3002<\/li>\n<\/ul>\n<h2 id=\"redis-%e7%9a%84%e5%ae%89%e8%a3%9d-vrOQdnRuhM\">Redis \u7684\u5b89\u88dd<\/h2>\n<p>\u5728\u4f7f\u7528 Redis \u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u5b89\u88dd\u5b83\u3002\u4ee5\u4e0b\u662f\u5728 Ubuntu \u7cfb\u7d71\u4e0a\u5b89\u88dd Redis \u7684\u6b65\u9a5f\uff1a<\/p>\n<pre><code>sudo apt update\nsudo apt install redis-server\n<\/code><\/pre>\n<p>\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u555f\u52d5 Redis \u670d\u52d9\uff1a<\/p>\n<pre><code>sudo systemctl start redis\n<\/code><\/pre>\n<p>\u8981\u6aa2\u67e5 Redis \u662f\u5426\u6b63\u5e38\u904b\u884c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>redis-cli ping\n<\/code><\/pre>\n<p>\u5982\u679c\u8fd4\u56de &#8220;PONG&#8221;\uff0c\u5247\u8868\u793a Redis \u6b63\u5728\u904b\u884c\u3002<\/p>\n<h2 id=\"redis-%e5%bf%ab%e5%8f%96%e5%af%a6%e8%b8%90-vrOQdnRuhM\">Redis \u5feb\u53d6\u5be6\u8e10<\/h2>\n<p>Redis \u6700\u5e38\u898b\u7684\u61c9\u7528\u4e4b\u4e00\u662f\u4f5c\u70ba\u5feb\u53d6\u7cfb\u7d71\u3002\u5feb\u53d6\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u61c9\u7528\u7684\u6027\u80fd\uff0c\u6e1b\u5c11\u8cc7\u6599\u5eab\u7684\u8ca0\u64d4\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u5feb\u53d6\u5be6\u8e10\u793a\u4f8b\uff1a<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e4%bd%bf%e7%94%a8-redis-%e5%bf%ab%e5%8f%96%e7%94%a8%e6%88%b6%e8%b3%87%e6%96%99-vrOQdnRuhM\">\u793a\u4f8b\uff1a\u4f7f\u7528 Redis \u5feb\u53d6\u7528\u6236\u8cc7\u6599<\/h3>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u7528\u6236\u8cc7\u6599\u7684\u67e5\u8a62\u529f\u80fd\uff0c\u901a\u5e38\u9700\u8981\u5f9e\u8cc7\u6599\u5eab\u4e2d\u7372\u53d6\u7528\u6236\u4fe1\u606f\u3002\u70ba\u4e86\u63d0\u9ad8\u6027\u80fd\uff0c\u6211\u5011\u53ef\u4ee5\u5c07\u67e5\u8a62\u7d50\u679c\u5feb\u53d6\u5230 Redis \u4e2d\u3002<\/p>\n<pre><code>import redis\nimport time\n\n# \u9023\u63a5\u5230 Redis\nr = redis.Redis(host='localhost', port=6379, db=0)\n\ndef get_user_data(user_id):\n    # \u5617\u8a66\u5f9e\u5feb\u53d6\u4e2d\u7372\u53d6\u7528\u6236\u8cc7\u6599\n    cached_data = r.get(user_id)\n    if cached_data:\n        return cached_data.decode('utf-8')  # \u8fd4\u56de\u5feb\u53d6\u4e2d\u7684\u8cc7\u6599\n\n    # \u5982\u679c\u5feb\u53d6\u4e2d\u6c92\u6709\uff0c\u5247\u5f9e\u8cc7\u6599\u5eab\u67e5\u8a62\n    user_data = query_database(user_id)  # \u5047\u8a2d\u9019\u662f\u4e00\u500b\u67e5\u8a62\u8cc7\u6599\u5eab\u7684\u51fd\u6578\n    r.set(user_id, user_data, ex=3600)  # \u5c07\u8cc7\u6599\u5feb\u53d6\u5230 Redis\uff0c\u4e26\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u70ba 1 \u5c0f\u6642\n    return user_data\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u5617\u8a66\u5f9e Redis \u5feb\u53d6\u4e2d\u7372\u53d6\u7528\u6236\u8cc7\u6599\u3002\u5982\u679c\u5feb\u53d6\u4e2d\u4e0d\u5b58\u5728\u8a72\u8cc7\u6599\uff0c\u5247\u5f9e\u8cc7\u6599\u5eab\u4e2d\u67e5\u8a62\u4e26\u5c07\u7d50\u679c\u5b58\u5165 Redis\u3002\u9019\u6a23\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u5c0d\u8cc7\u6599\u5eab\u7684\u8a2a\u554f\u6b21\u6578\uff0c\u63d0\u9ad8\u61c9\u7528\u7684\u97ff\u61c9\u901f\u5ea6\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-vrOQdnRuhM\">\u7e3d\u7d50<\/h2>\n<p>Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\u548c\u5353\u8d8a\u7684\u6027\u80fd\u3002\u5728\u5feb\u53d6\u5be6\u8e10\u4e2d\uff0c\u4f7f\u7528 Redis \u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u61c9\u7528\u7684\u97ff\u61c9\u901f\u5ea6\uff0c\u6e1b\u5c11\u8cc7\u6599\u5eab\u7684\u8ca0\u64d4\u3002\u7121\u8ad6\u662f\u7528\u65bc\u5feb\u53d6\u9084\u662f\u5176\u4ed6\u7528\u9014\uff0cRedis \u90fd\u662f\u4e00\u500b\u503c\u5f97\u8003\u616e\u7684\u9078\u64c7\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72 Redis\uff0cServer.HK \u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u7684\u57fa\u672c\u6982\u5ff5\u8207\u7c21\u6613\u8a3b\u89e3\uff0c\u5b78\u7fd2\u5982\u4f55\u6709\u6548\u5be6\u8e10\u5feb\u53d6\u6280\u8853\uff0c\u63d0\u5347\u61c9\u7528\u6027\u80fd\u8207\u6548\u7387\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-125017","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125017","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=125017"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125017\/revisions"}],"predecessor-version":[{"id":125018,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125017\/revisions\/125018"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=125017"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=125017"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=125017"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}