{"id":166975,"date":"2024-11-05T21:19:20","date_gmt":"2024-11-05T13:19:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/166975\/"},"modified":"2024-11-05T21:19:20","modified_gmt":"2024-11-05T13:19:20","slug":"%e5%88%a9%e7%94%a8-redis-%e7%b5%a6%e7%89%a9%e8%81%af%e7%b6%b2%e6%9c%8d%e5%8b%99%e5%99%a8%e5%b8%b6%e4%be%86%e6%9b%b4%e5%a4%9a%e6%95%88%e7%8e%87%ef%bc%88redis-%e7%89%a9%e8%81%af%e7%b6%b2%e6%9c%8d","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/166975\/","title":{"rendered":"\u5229\u7528 Redis \u7d66\u7269\u806f\u7db2\u670d\u52d9\u5668\u5e36\u4f86\u66f4\u591a\u6548\u7387\uff08redis \u7269\u806f\u7db2\u670d\u52d9\u5668\uff09"},"content":{"rendered":"<h1 id=\"%e5%88%a9%e7%94%a8-redis-%e7%b5%a6%e7%89%a9%e8%81%af%e7%b6%b2%e6%9c%8d%e5%8b%99%e5%99%a8%e5%b8%b6%e4%be%86%e6%9b%b4%e5%a4%9a%e6%95%88%e7%8e%87-VSYbRKvZAO\">\u5229\u7528 Redis \u7d66\u7269\u806f\u7db2\u670d\u52d9\u5668\u5e36\u4f86\u66f4\u591a\u6548\u7387<\/h1>\n<p>\u96a8\u8457\u7269\u806f\u7db2\uff08IoT\uff09\u6280\u8853\u7684\u8fc5\u901f\u767c\u5c55\uff0c\u8d8a\u4f86\u8d8a\u591a\u7684\u8a2d\u5099\u548c\u61c9\u7528\u7a0b\u5e8f\u9700\u8981\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\u548c\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6027\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u56e0\u5176\u5feb\u901f\u7684\u6578\u64da\u5b58\u53d6\u80fd\u529b\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff0c\u6210\u70ba\u7269\u806f\u7db2\u670d\u52d9\u5668\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u7d44\u4ef6\u4e4b\u4e00\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u5982\u4f55\u63d0\u5347\u7269\u806f\u7db2\u670d\u52d9\u5668\u7684\u6548\u7387\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u969b\u7684\u61c9\u7528\u6848\u4f8b\u548c\u4ee3\u78bc\u793a\u4f8b\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%9f%ba%e6%9c%ac%e7%89%b9%e6%80%a7-VSYbRKvZAO\">Redis \u7684\u57fa\u672c\u7279\u6027<\/h2>\n<p>Redis \u662f\u4e00\u7a2e\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\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u5176\u4e3b\u8981\u7279\u6027\u5305\u62ec\uff1a<\/p>\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\u5c0d\u65bc\u9700\u8981\u5373\u6642\u53cd\u61c9\u7684\u7269\u806f\u7db2\u61c9\u7528\u81f3\u95dc\u91cd\u8981\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\uff1a<\/strong>\u96d6\u7136 Redis \u662f\u4e00\u500b\u5167\u5b58\u6578\u64da\u5eab\uff0c\u4f46\u5b83\u652f\u6301\u6578\u64da\u6301\u4e45\u5316\uff0c\u53ef\u4ee5\u5c07\u6578\u64da\u5feb\u7167\u4fdd\u5b58\u5230\u78c1\u789f\u4e2d\uff0c\u78ba\u4fdd\u6578\u64da\u4e0d\u6703\u56e0\u70ba\u670d\u52d9\u5668\u91cd\u555f\u800c\u4e1f\u5931\u3002<\/li>\n<li><strong>\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff1a<\/strong>Redis \u63d0\u4f9b\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9078\u64c7\u6700\u5408\u9069\u7684\u6578\u64da\u985e\u578b\u3002<\/li>\n<li><strong>\u5206\u4f48\u5f0f\u652f\u6301\uff1a<\/strong>Redis Cluster \u5141\u8a31\u5c07\u6578\u64da\u5206\u4f48\u5728\u591a\u500b\u7bc0\u9ede\u4e0a\uff0c\u9019\u5c0d\u65bc\u5927\u898f\u6a21\u7684\u7269\u806f\u7db2\u61c9\u7528\u5c24\u70ba\u91cd\u8981\u3002<\/li>\n<\/ul>\n<h2 id=\"redis-%e5%9c%a8%e7%89%a9%e8%81%af%e7%b6%b2%e4%b8%ad%e7%9a%84%e6%87%89%e7%94%a8-VSYbRKvZAO\">Redis \u5728\u7269\u806f\u7db2\u4e2d\u7684\u61c9\u7528<\/h2>\n<p>\u5728\u7269\u806f\u7db2\u74b0\u5883\u4e2d\uff0c\u8a2d\u5099\u4e4b\u9593\u9700\u8981\u5feb\u901f\u4e14\u9ad8\u6548\u7684\u6578\u64da\u4ea4\u63db\u3002\u4ee5\u4e0b\u662f\u5e7e\u500b Redis \u5728\u7269\u806f\u7db2\u4e2d\u7684\u5177\u9ad4\u61c9\u7528\u5834\u666f\uff1a<\/p>\n<h3 id=\"1-%e5%af%a6%e6%99%82%e6%95%b8%e6%93%9a%e8%99%95%e7%90%86-VSYbRKvZAO\">1. \u5be6\u6642\u6578\u64da\u8655\u7406<\/h3>\n<p>\u7269\u806f\u7db2\u8a2d\u5099\u901a\u5e38\u6703\u751f\u6210\u5927\u91cf\u7684\u5be6\u6642\u6578\u64da\uff0c\u4f8b\u5982\u50b3\u611f\u5668\u6578\u64da\u3001\u8a2d\u5099\u72c0\u614b\u7b49\u3002\u4f7f\u7528 Redis\uff0c\u53ef\u4ee5\u5feb\u901f\u5b58\u5132\u548c\u6aa2\u7d22\u9019\u4e9b\u6578\u64da\uff0c\u5f9e\u800c\u5be6\u73fe\u5373\u6642\u5206\u6790\u548c\u53cd\u61c9\u3002\u4f8b\u5982\uff0c\u7576\u4e00\u500b\u6eab\u5ea6\u50b3\u611f\u5668\u6aa2\u6e2c\u5230\u7570\u5e38\u503c\u6642\uff0c\u53ef\u4ee5\u7acb\u5373\u5c07\u8a72\u6578\u64da\u5beb\u5165 Redis\uff0c\u4e26\u89f8\u767c\u76f8\u61c9\u7684\u8b66\u5831\u7cfb\u7d71\u3002<\/p>\n<pre><code>\n# Python \u793a\u4f8b\uff1a\u5c07\u6eab\u5ea6\u6578\u64da\u5beb\u5165 Redis\nimport redis\n\nr = redis.Redis(host='localhost', port=6379, db=0)\nr.set('temperature_sensor_1', 75)\n<\/code><\/pre>\n<h3 id=\"2-%e8%a8%ad%e5%82%99%e7%8b%80%e6%85%8b%e7%ae%a1%e7%90%86-VSYbRKvZAO\">2. \u8a2d\u5099\u72c0\u614b\u7ba1\u7406<\/h3>\n<p>\u5728\u7269\u806f\u7db2\u7cfb\u7d71\u4e2d\uff0c\u8a2d\u5099\u7684\u72c0\u614b\u7ba1\u7406\u81f3\u95dc\u91cd\u8981\u3002Redis \u7684\u54c8\u5e0c\u6578\u64da\u7d50\u69cb\u53ef\u4ee5\u7528\u4f86\u5b58\u5132\u6bcf\u500b\u8a2d\u5099\u7684\u72c0\u614b\u4fe1\u606f\uff0c\u4e26\u4e14\u53ef\u4ee5\u5feb\u901f\u66f4\u65b0\u548c\u67e5\u8a62\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528\u54c8\u5e0c\u4f86\u5b58\u5132\u8a2d\u5099\u7684\u5728\u7dda\u72c0\u614b\u3001\u96fb\u6c60\u96fb\u91cf\u7b49\u4fe1\u606f\u3002<\/p>\n<pre><code>\n# Python \u793a\u4f8b\uff1a\u66f4\u65b0\u8a2d\u5099\u72c0\u614b\nr.hset('device:123', 'status', 'online')\nr.hset('device:123', 'battery', '80%')\n<\/code><\/pre>\n<h3 id=\"3-%e6%95%b8%e6%93%9a%e7%b7%a9%e5%ad%98-VSYbRKvZAO\">3. \u6578\u64da\u7de9\u5b58<\/h3>\n<p>\u7269\u806f\u7db2\u61c9\u7528\u4e2d\uff0c\u7d93\u5e38\u9700\u8981\u5f9e\u5f8c\u7aef\u6578\u64da\u5eab\u4e2d\u67e5\u8a62\u6578\u64da\u3002\u4f7f\u7528 Redis \u4f5c\u70ba\u7de9\u5b58\u5c64\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\uff0c\u6e1b\u5c11\u5ef6\u9072\u3002\u4f8b\u5982\uff0c\u7576\u7528\u6236\u8acb\u6c42\u67d0\u500b\u8a2d\u5099\u7684\u6b77\u53f2\u6578\u64da\u6642\uff0c\u53ef\u4ee5\u5148\u67e5\u8a62 Redis\uff0c\u5982\u679c\u672a\u547d\u4e2d\u518d\u67e5\u8a62\u5f8c\u7aef\u6578\u64da\u5eab\u3002<\/p>\n<pre><code>\n# Python \u793a\u4f8b\uff1a\u67e5\u8a62\u7de9\u5b58\ncached_data = r.get('device:123:history')\nif cached_data is None:\n    # \u5f9e\u6578\u64da\u5eab\u67e5\u8a62\n    cached_data = query_database('device:123')\n    r.set('device:123:history', cached_data)\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-VSYbRKvZAO\">\u7d50\u8ad6<\/h2>\n<p>Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u80fd\u5920\u986f\u8457\u63d0\u5347\u7269\u806f\u7db2\u670d\u52d9\u5668\u7684\u6027\u80fd\u548c\u6548\u7387\u3002\u7121\u8ad6\u662f\u5728\u5be6\u6642\u6578\u64da\u8655\u7406\u3001\u8a2d\u5099\u72c0\u614b\u7ba1\u7406\u9084\u662f\u6578\u64da\u7de9\u5b58\u65b9\u9762\uff0cRedis \u90fd\u5c55\u73fe\u4e86\u5176\u5f37\u5927\u7684\u80fd\u529b\u3002\u96a8\u8457\u7269\u806f\u7db2\u6280\u8853\u7684\u9032\u4e00\u6b65\u767c\u5c55\uff0c\u5c07 Redis \u6574\u5408\u9032\u7269\u806f\u7db2\u67b6\u69cb\u4e2d\uff0c\u5c07\u6210\u70ba\u63d0\u5347\u7cfb\u7d71\u6548\u7387\u7684\u91cd\u8981\u624b\u6bb5\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/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\u7d22\u5982\u4f55\u5229\u7528 Redis \u63d0\u5347\u7269\u806f\u7db2\u670d\u52d9\u5668\u7684\u6548\u7387\uff0c\u5be6\u73fe\u66f4\u5feb\u7684\u6578\u64da\u8655\u7406\u548c\u66f4\u9ad8\u7684\u7cfb\u7d71\u6027\u80fd\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-166975","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/166975","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=166975"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/166975\/revisions"}],"predecessor-version":[{"id":166976,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/166975\/revisions\/166976"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=166975"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=166975"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=166975"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}