{"id":161337,"date":"2024-11-04T05:35:21","date_gmt":"2024-11-03T21:35:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/161337\/"},"modified":"2024-11-04T05:35:22","modified_gmt":"2024-11-03T21:35:22","slug":"%e5%9f%ba%e6%96%bc-redis-%e7%9a%84%e9%ab%98%e4%bd%b5%e7%99%bc%e8%a8%aa%e5%95%8f%e6%8a%80%e8%a1%93%e7%a0%94%e7%a9%b6%ef%bc%88redis-%e9%ab%98%e4%bd%b5%e7%99%bc%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/161337\/","title":{"rendered":"\u57fa\u65bc Redis \u7684\u9ad8\u4f75\u767c\u8a2a\u554f\u6280\u8853\u7814\u7a76\uff08redis \u9ad8\u4f75\u767c\u89e3\u6c7a\u65b9\u6cd5\uff09"},"content":{"rendered":"<h1 id=\"%e5%9f%ba%e6%96%bc-redis-%e7%9a%84%e9%ab%98%e4%bd%b5%e7%99%bc%e8%a8%aa%e5%95%8f%e6%8a%80%e8%a1%93%e7%a0%94%e7%a9%b6%ef%bc%88redis-%e9%ab%98%e4%bd%b5%e7%99%bc%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%b3%95-UVtYwBTqaY\">\u57fa\u65bc Redis \u7684\u9ad8\u4f75\u767c\u8a2a\u554f\u6280\u8853\u7814\u7a76\uff08redis \u9ad8\u4f75\u767c\u89e3\u6c7a\u65b9\u6cd5\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u4e92\u806f\u7db2\u74b0\u5883\u4e2d\uff0c\u96a8\u8457\u7528\u6236\u6578\u91cf\u7684\u6fc0\u589e\u548c\u6578\u64da\u91cf\u7684\u7206\u70b8\u6027\u589e\u9577\uff0c\u5982\u4f55\u6709\u6548\u5730\u8655\u7406\u9ad8\u4f75\u767c\u8a2a\u554f\u6210\u70ba\u4e86\u8a31\u591a\u4f01\u696d\u9762\u81e8\u7684\u4e00\u5927\u6311\u6230\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u56e0\u5176\u5353\u8d8a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff0c\u6210\u70ba\u4e86\u89e3\u6c7a\u9ad8\u4f75\u767c\u554f\u984c\u7684\u7406\u60f3\u9078\u64c7\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u57fa\u65bc Redis \u7684\u9ad8\u4f75\u767c\u8a2a\u554f\u6280\u8853\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%9f%ba%e6%9c%ac%e7%89%b9%e6%80%a7-UVtYwBTqaY\">Redis \u7684\u57fa\u672c\u7279\u6027<\/h2>\n<p>Redis \u662f\u4e00\u500b\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u6578\u64da\u5eab\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\u7b49\u3002\u5176\u4e3b\u8981\u7279\u6027\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis \u7684\u8b80\u53d6\u548c\u5beb\u5165\u901f\u5ea6\u6975\u5feb\uff0c\u80fd\u5920\u6bcf\u79d2\u8655\u7406\u6578\u5341\u842c\u6b21\u8acb\u6c42\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\u5d29\u6f70\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\u8f15\u9b06\u64f4\u5c55\u4ee5\u61c9\u5c0d\u66f4\u9ad8\u7684\u4f75\u767c\u9700\u6c42\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%ab%98%e4%bd%b5%e7%99%bc%e8%a8%aa%e5%95%8f%e7%9a%84%e6%8c%91%e6%88%b0-UVtYwBTqaY\">\u9ad8\u4f75\u767c\u8a2a\u554f\u7684\u6311\u6230<\/h2>\n<p>\u5728\u9ad8\u4f75\u767c\u5834\u666f\u4e0b\uff0c\u7cfb\u7d71\u9700\u8981\u540c\u6642\u8655\u7406\u5927\u91cf\u7684\u8acb\u6c42\uff0c\u9019\u5c0d\u65bc\u6578\u64da\u5eab\u7684\u6027\u80fd\u63d0\u51fa\u4e86\u66f4\u9ad8\u7684\u8981\u6c42\u3002\u4e3b\u8981\u6311\u6230\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u4e00\u81f4\u6027\uff1a<\/strong>\u5728\u9ad8\u4f75\u767c\u74b0\u5883\u4e2d\uff0c\u5982\u4f55\u4fdd\u8b49\u6578\u64da\u7684\u4e00\u81f4\u6027\u662f\u9996\u8981\u554f\u984c\u3002<\/li>\n<li><strong>\u8cc7\u6e90\u7af6\u722d\uff1a<\/strong>\u591a\u500b\u8acb\u6c42\u540c\u6642\u8a2a\u554f\u540c\u4e00\u8cc7\u6e90\uff0c\u53ef\u80fd\u5c0e\u81f4\u6027\u80fd\u74f6\u9838\u3002<\/li>\n<li><strong>\u5ef6\u9072\u554f\u984c\uff1a<\/strong>\u9ad8\u4f75\u767c\u4e0b\uff0c\u8acb\u6c42\u7684\u5ef6\u9072\u6642\u9593\u53ef\u80fd\u6703\u986f\u8457\u589e\u52a0\uff0c\u5f71\u97ff\u7528\u6236\u9ad4\u9a57\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%9f%ba%e6%96%bc-redis-%e7%9a%84%e9%ab%98%e4%bd%b5%e7%99%bc%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-UVtYwBTqaY\">\u57fa\u65bc Redis \u7684\u9ad8\u4f75\u767c\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u70ba\u4e86\u61c9\u5c0d\u9ad8\u4f75\u767c\u8a2a\u554f\u7684\u6311\u6230\uff0c\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u57fa\u65bc Redis \u7684\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-UVtYwBTqaY\">1. \u4f7f\u7528 Redis \u4f5c\u70ba\u7de9\u5b58\u5c64<\/h3>\n<p>\u5c07 Redis \u4f5c\u70ba\u7de9\u5b58\u5c64\uff0c\u53ef\u4ee5\u6709\u6548\u6e1b\u5c11\u5c0d\u5f8c\u7aef\u6578\u64da\u5eab\u7684\u8a2a\u554f\u6b21\u6578\u3002\u901a\u904e\u5c07\u71b1\u6578\u64da\u7de9\u5b58\u5728 Redis \u4e2d\uff0c\u7cfb\u7d71\u53ef\u4ee5\u5feb\u901f\u97ff\u61c9\u7528\u6236\u8acb\u6c42\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n<pre><code>if (redis.exists(key)) {\n    return redis.get(key);\n} else {\n    data = db.query(sql);\n    redis.set(key, data);\n    return data;\n}<\/code><\/pre>\n<h3 id=\"2-%e5%88%a9%e7%94%a8-redis-%e7%9a%84%e8%a8%82%e9%96%b1-%e7%99%bc%e5%b8%83%e6%a8%a1%e5%bc%8f-UVtYwBTqaY\">2. \u5229\u7528 Redis \u7684\u8a02\u95b1\/\u767c\u5e03\u6a21\u5f0f<\/h3>\n<p>Redis \u7684\u8a02\u95b1\/\u767c\u5e03\u529f\u80fd\u53ef\u4ee5\u7528\u65bc\u5be6\u73fe\u5be6\u6642\u6d88\u606f\u63a8\u9001\uff0c\u9069\u5408\u9700\u8981\u5373\u6642\u66f4\u65b0\u7684\u61c9\u7528\u5834\u666f\u3002\u9019\u7a2e\u6a21\u5f0f\u80fd\u5920\u6709\u6548\u6e1b\u5c11\u8acb\u6c42\u7684\u5ef6\u9072\uff0c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n<pre><code>redis.publish('channel', message);<\/code><\/pre>\n<h3 id=\"3-%e5%88%86%e7%89%87%e6%8a%80%e8%a1%93-UVtYwBTqaY\">3. \u5206\u7247\u6280\u8853<\/h3>\n<p>\u5c0d\u65bc\u8d85\u5927\u898f\u6a21\u7684\u61c9\u7528\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528 Redis \u7684\u5206\u7247\u6280\u8853\uff0c\u5c07\u6578\u64da\u5206\u6563\u5230\u591a\u500b Redis \u5be6\u4f8b\u4e2d\uff0c\u5f9e\u800c\u63d0\u9ad8\u7cfb\u7d71\u7684\u53ef\u64f4\u5c55\u6027\u548c\u5bb9\u932f\u6027\u3002<\/p>\n<h3 id=\"4-%e4%bd%bf%e7%94%a8-lua-%e8%85%b3%e6%9c%ac-UVtYwBTqaY\">4. \u4f7f\u7528 Lua \u8173\u672c<\/h3>\n<p>Redis \u652f\u6301 Lua \u8173\u672c\uff0c\u53ef\u4ee5\u5c07\u591a\u500b\u64cd\u4f5c\u5408\u4f75\u70ba\u4e00\u500b\u539f\u5b50\u64cd\u4f5c\uff0c\u5f9e\u800c\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\u548c\u8cc7\u6e90\u7af6\u722d\u3002<\/p>\n<pre><code>eval \"return redis.call('get', KEYS[1])\" 1 key<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-UVtYwBTqaY\">\u7d50\u8ad6<\/h2>\n<p>\u57fa\u65bc Redis \u7684\u9ad8\u4f75\u767c\u8a2a\u554f\u6280\u8853\u70ba\u89e3\u6c7a\u7576\u524d\u4e92\u806f\u7db2\u74b0\u5883\u4e2d\u7684\u6027\u80fd\u74f6\u9838\u63d0\u4f9b\u4e86\u6709\u6548\u7684\u65b9\u6848\u3002\u901a\u904e\u5408\u7406\u5229\u7528 Redis \u7684\u7279\u6027\uff0c\u4f01\u696d\u53ef\u4ee5\u5728\u9ad8\u4f75\u767c\u5834\u666f\u4e0b\u4fdd\u6301\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u9ad8\u6548\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u5c07\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u7121\u8ad6\u662f\u9078\u64c7\u9999\u6e2f\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f\u5176\u4ed6\u5730\u5340\u7684\u670d\u52d9\uff0c\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u9ad8\u6548\u6027\u90fd\u662f\u6210\u529f\u7684\u95dc\u9375\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u57fa\u65bc Redis \u7684\u9ad8\u4f75\u767c\u8a2a\u554f\u6280\u8853\uff0c\u63d0\u4f9b\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4ee5\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u548c\u97ff\u61c9\u901f\u5ea6\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-161337","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161337","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=161337"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161337\/revisions"}],"predecessor-version":[{"id":161338,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161337\/revisions\/161338"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=161337"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=161337"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=161337"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}