{"id":167235,"date":"2024-11-05T23:29:25","date_gmt":"2024-11-05T15:29:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/167235\/"},"modified":"2024-11-05T23:29:25","modified_gmt":"2024-11-05T15:29:25","slug":"%e5%88%a9%e7%94%a8redis%e6%a7%8b%e5%bb%ba%e9%ab%98%e6%80%a7%e8%83%bd%e7%a7%92%e6%ae%ba%e7%b3%bb%e7%b5%b1%e7%9a%84%e8%a8%ad%e8%a8%88%e5%9c%96%e5%88%86%e6%9e%90%ef%bc%88redis%e7%a7%92%e6%ae%ba%e7%b3%bb","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/167235\/","title":{"rendered":"\u5229\u7528Redis\u69cb\u5efa\u9ad8\u6027\u80fd\u79d2\u6bba\u7cfb\u7d71\u7684\u8a2d\u8a08\u5716\u5206\u6790\uff08redis\u79d2\u6bba\u7cfb\u7d71\u8a2d\u8a08\u5716\uff09"},"content":{"rendered":"<h1 id=\"%e5%88%a9%e7%94%a8redis%e6%a7%8b%e5%bb%ba%e9%ab%98%e6%80%a7%e8%83%bd%e7%a7%92%e6%ae%ba%e7%b3%bb%e7%b5%b1%e7%9a%84%e8%a8%ad%e8%a8%88%e5%9c%96%e5%88%86%e6%9e%90-wQRjJKKzcp\">\u5229\u7528Redis\u69cb\u5efa\u9ad8\u6027\u80fd\u79d2\u6bba\u7cfb\u7d71\u7684\u8a2d\u8a08\u5716\u5206\u6790<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u96fb\u5b50\u5546\u52d9\u74b0\u5883\u4e2d\uff0c\u79d2\u6bba\u6d3b\u52d5\u5df2\u6210\u70ba\u5438\u5f15\u9867\u5ba2\u548c\u4fc3\u9032\u92b7\u552e\u7684\u91cd\u8981\u624b\u6bb5\u3002\u7136\u800c\uff0c\u96a8\u8457\u7528\u6236\u6578\u91cf\u7684\u6fc0\u589e\uff0c\u5982\u4f55\u8a2d\u8a08\u4e00\u500b\u9ad8\u6027\u80fd\u7684\u79d2\u6bba\u7cfb\u7d71\u6210\u70ba\u4e86\u6280\u8853\u5718\u968a\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\u69cb\u5efa\u79d2\u6bba\u7cfb\u7d71\u7684\u7406\u60f3\u9078\u64c7\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u5229\u7528Redis\u8a2d\u8a08\u4e00\u500b\u9ad8\u6027\u80fd\u7684\u79d2\u6bba\u7cfb\u7d71\u3002<\/p>\n<h2 id=\"%e7%a7%92%e6%ae%ba%e7%b3%bb%e7%b5%b1%e7%9a%84%e5%9f%ba%e6%9c%ac%e9%9c%80%e6%b1%82-wQRjJKKzcp\">\u79d2\u6bba\u7cfb\u7d71\u7684\u57fa\u672c\u9700\u6c42<\/h2>\n<p>\u5728\u8a2d\u8a08\u79d2\u6bba\u7cfb\u7d71\u4e4b\u524d\uff0c\u6211\u5011\u9700\u8981\u660e\u78ba\u5176\u57fa\u672c\u9700\u6c42\uff1a<\/p>\n<ul>\n<li>\u9ad8\u4f75\u767c\uff1a\u7cfb\u7d71\u9700\u8981\u80fd\u5920\u540c\u6642\u8655\u7406\u5927\u91cf\u7684\u8acb\u6c42\u3002<\/li>\n<li>\u4f4e\u5ef6\u9072\uff1a\u7528\u6236\u5728\u53c3\u8207\u79d2\u6bba\u6642\uff0c\u7cfb\u7d71\u7684\u97ff\u61c9\u6642\u9593\u5fc5\u9808\u975e\u5e38\u77ed\u3002<\/li>\n<li>\u6578\u64da\u4e00\u81f4\u6027\uff1a\u5728\u9ad8\u4f75\u767c\u7684\u60c5\u6cc1\u4e0b\uff0c\u5fc5\u9808\u78ba\u4fdd\u6578\u64da\u7684\u6b63\u78ba\u6027\u548c\u4e00\u81f4\u6027\u3002<\/li>\n<li>\u53ef\u64f4\u5c55\u6027\uff1a\u7cfb\u7d71\u61c9\u80fd\u5920\u96a8\u8457\u7528\u6236\u6578\u91cf\u7684\u589e\u52a0\u800c\u64f4\u5c55\u3002<\/li>\n<\/ul>\n<h2 id=\"redis%e5%9c%a8%e7%a7%92%e6%ae%ba%e7%b3%bb%e7%b5%b1%e4%b8%ad%e7%9a%84%e8%a7%92%e8%89%b2-wQRjJKKzcp\">Redis\u5728\u79d2\u6bba\u7cfb\u7d71\u4e2d\u7684\u89d2\u8272<\/h2>\n<p>Redis\u7684\u9ad8\u6027\u80fd\u7279\u6027\u4f7f\u5176\u6210\u70ba\u79d2\u6bba\u7cfb\u7d71\u7684\u6838\u5fc3\u7d44\u4ef6\u3002\u4ee5\u4e0b\u662fRedis\u5728\u79d2\u6bba\u7cfb\u7d71\u4e2d\u4e3b\u8981\u7684\u61c9\u7528\u5834\u666f\uff1a<\/p>\n<h3 id=\"1-%e9%99%90%e6%b5%81-wQRjJKKzcp\">1. \u9650\u6d41<\/h3>\n<p>\u5728\u79d2\u6bba\u6d3b\u52d5\u4e2d\uff0c\u70ba\u4e86\u9632\u6b62\u7cfb\u7d71\u904e\u8f09\uff0c\u6211\u5011\u9700\u8981\u5c0d\u8acb\u6c42\u9032\u884c\u9650\u6d41\u3002\u53ef\u4ee5\u4f7f\u7528Redis\u7684\u8a08\u6578\u5668\u4f86\u5be6\u73fe\uff1a<\/p>\n<pre><code>\nSETNX user:request:timestamp 0\nINCR user:request:timestamp\nEXPIRE user:request:timestamp 1\n<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u53ef\u4ee5\u9650\u5236\u6bcf\u500b\u7528\u6236\u57281\u79d2\u5167\u53ea\u80fd\u767c\u9001\u4e00\u6b21\u8acb\u6c42\u3002<\/p>\n<h3 id=\"2-%e5%ba%ab%e5%ad%98%e7%ae%a1%e7%90%86-wQRjJKKzcp\">2. \u5eab\u5b58\u7ba1\u7406<\/h3>\n<p>\u79d2\u6bba\u6d3b\u52d5\u901a\u5e38\u6d89\u53ca\u5230\u6709\u9650\u7684\u5eab\u5b58\u3002\u4f7f\u7528Redis\u7684\u539f\u5b50\u64cd\u4f5c\u4f86\u7ba1\u7406\u5eab\u5b58\u662f\u975e\u5e38\u6709\u6548\u7684\uff1a<\/p>\n<pre><code>\nDECR stock:product_id\n<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6bcf\u6b21\u8acb\u6c42\u90fd\u80fd\u6b63\u78ba\u5730\u6e1b\u5c11\u5eab\u5b58\u6578\u91cf\uff0c\u4e26\u4e14\u907f\u514d\u8d85\u8ce3\u7684\u60c5\u6cc1\u767c\u751f\u3002<\/p>\n<h3 id=\"3-%e6%8e%92%e9%9a%8a%e6%a9%9f%e5%88%b6-wQRjJKKzcp\">3. \u6392\u968a\u6a5f\u5236<\/h3>\n<p>\u5728\u9ad8\u4f75\u767c\u7684\u60c5\u6cc1\u4e0b\uff0c\u4f7f\u7528Redis\u7684\u5217\u8868\u7d50\u69cb\u4f86\u5be6\u73fe\u6392\u968a\u6a5f\u5236\u662f\u53ef\u884c\u7684\u3002\u7576\u7528\u6236\u767c\u9001\u8acb\u6c42\u6642\uff0c\u53ef\u4ee5\u5c07\u8acb\u6c42\u653e\u5165\u4e00\u500b\u5217\u8868\u4e2d\uff0c\u7136\u5f8c\u7531\u5de5\u4f5c\u9032\u7a0b\u9010\u4e00\u8655\u7406\uff1a<\/p>\n<pre><code>\nLPUSH queue:product_id user_id\n<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u5730\u63a7\u5236\u8acb\u6c42\u7684\u8655\u7406\u9806\u5e8f\uff0c\u907f\u514d\u7cfb\u7d71\u5d29\u6f70\u3002<\/p>\n<h2 id=\"%e8%a8%ad%e8%a8%88%e5%9c%96%e5%88%86%e6%9e%90-wQRjJKKzcp\">\u8a2d\u8a08\u5716\u5206\u6790<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u79d2\u6bba\u7cfb\u7d71\u8a2d\u8a08\u5716\uff1a<\/p>\n<pre><code>\n+-------------------+\n|   \u7528\u6236\u8acb\u6c42       |\n+-------------------+\n          |\n          v\n+-------------------+\n|   \u9650\u6d41\u6a21\u584a       |\n+-------------------+\n          |\n          v\n+-------------------+\n|   \u6392\u968a\u6a21\u584a       |\n+-------------------+\n          |\n          v\n+-------------------+\n|   \u5eab\u5b58\u7ba1\u7406       |\n+-------------------+\n          |\n          v\n+-------------------+\n|   \u8655\u7406\u8acb\u6c42       |\n+-------------------+\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u8a2d\u8a08\u4e2d\uff0c\u7528\u6236\u8acb\u6c42\u9996\u5148\u7d93\u904e\u9650\u6d41\u6a21\u584a\uff0c\u7136\u5f8c\u9032\u5165\u6392\u968a\u6a21\u584a\uff0c\u6700\u5f8c\u9032\u884c\u5eab\u5b58\u7ba1\u7406\u548c\u8acb\u6c42\u8655\u7406\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u80fd\u5920\u6709\u6548\u5730\u5206\u6563\u8acb\u6c42\u58d3\u529b\uff0c\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-wQRjJKKzcp\">\u7e3d\u7d50<\/h2>\n<p>\u5229\u7528Redis\u69cb\u5efa\u9ad8\u6027\u80fd\u7684\u79d2\u6bba\u7cfb\u7d71\u662f\u4e00\u500b\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u901a\u904e\u5408\u7406\u7684\u8a2d\u8a08\u548cRedis\u7684\u9ad8\u6548\u7279\u6027\uff0c\u6211\u5011\u53ef\u4ee5\u5be6\u73fe\u9ad8\u4f75\u767c\u3001\u4f4e\u5ef6\u9072\u7684\u79d2\u6bba\u6d3b\u52d5\u3002\u9019\u4e0d\u50c5\u80fd\u63d0\u5347\u7528\u6236\u9ad4\u9a57\uff0c\u9084\u80fd\u4fc3\u9032\u92b7\u552e\u589e\u9577\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u4f86\u652f\u6301\u60a8\u7684\u79d2\u6bba\u7cfb\u7d71\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u61c9\u5c0d\u9ad8\u6d41\u91cf\u6311\u6230\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5229\u7528Redis\u69cb\u5efa\u9ad8\u6027\u80fd\u79d2\u6bba\u7cfb\u7d71\u7684\u8a2d\u8a08\u5716\uff0c\u6df1\u5165\u5206\u6790\u67b6\u69cb\u8207\u512a\u5316\u7b56\u7565\uff0c\u63d0\u5347\u7cfb\u7d71\u6548\u80fd\u8207\u7a69\u5b9a\u6027\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-167235","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167235","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=167235"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167235\/revisions"}],"predecessor-version":[{"id":167236,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167235\/revisions\/167236"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=167235"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=167235"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=167235"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}