{"id":165691,"date":"2024-11-05T13:04:18","date_gmt":"2024-11-05T05:04:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/165691\/"},"modified":"2024-11-05T13:04:19","modified_gmt":"2024-11-05T05:04:19","slug":"%e5%bf%ab%e5%a6%82%e9%96%83%e9%9b%bbredis%e7%a7%92%e6%ae%ba%e6%b8%9b%e5%ba%ab%e5%ad%98%e6%8a%80%e8%a1%93%e5%af%a6%e6%88%b0%ef%bc%88redis%e7%a7%92%e6%ae%ba%e6%b8%9b%e5%ba%ab%e5%ad%98%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/165691\/","title":{"rendered":"\u5feb\u5982\u9583\u96fbRedis\u79d2\u6bba\u6e1b\u5eab\u5b58\u6280\u8853\u5be6\u6230\uff08redis\u79d2\u6bba\u6e1b\u5eab\u5b58\uff09"},"content":{"rendered":"<h1 id=\"%e5%bf%ab%e5%a6%82%e9%96%83%e9%9b%bbredis%e7%a7%92%e6%ae%ba%e6%b8%9b%e5%ba%ab%e5%ad%98%e6%8a%80%e8%a1%93%e5%af%a6%e6%88%b0%ef%bc%88redis%e7%a7%92%e6%ae%ba%e6%b8%9b%e5%ba%ab%e5%ad%98%ef%bc%89-bHBpaPPwaj\">\u5feb\u5982\u9583\u96fbRedis\u79d2\u6bba\u6e1b\u5eab\u5b58\u6280\u8853\u5be6\u6230\uff08redis\u79d2\u6bba\u6e1b\u5eab\u5b58\uff09<\/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\u53c3\u8207\u8005\u7684\u589e\u52a0\uff0c\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u5eab\u5b58\u6210\u70ba\u4e86\u4e00\u500b\u6311\u6230\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u529f\u80fd\u4f86\u652f\u6301\u79d2\u6bba\u6e1b\u5eab\u5b58\u7684\u6280\u8853\u5be6\u73fe\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eRedis\u5728\u79d2\u6bba\u6d3b\u52d5\u4e2d\u7684\u61c9\u7528\uff0c\u4e26\u63d0\u4f9b\u5be6\u6230\u6848\u4f8b\u548c\u4ee3\u78bc\u793a\u4f8b\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e7%a7%92%e6%ae%ba%e6%b8%9b%e5%ba%ab%e5%ad%98%e6%8a%80%e8%a1%93%ef%bc%9f-bHBpaPPwaj\">\u4ec0\u9ebc\u662f\u79d2\u6bba\u6e1b\u5eab\u5b58\u6280\u8853\uff1f<\/h2>\n<p>\u79d2\u6bba\u6e1b\u5eab\u5b58\u6280\u8853\u662f\u6307\u5728\u7279\u5b9a\u6642\u9593\u5167\uff0c\u9867\u5ba2\u53ef\u4ee5\u4ee5\u6975\u4f4e\u7684\u50f9\u683c\u8cfc\u8cb7\u9650\u91cf\u5546\u54c1\u3002\u9019\u7a2e\u6d3b\u52d5\u901a\u5e38\u6703\u5438\u5f15\u5927\u91cf\u7528\u6236\u540c\u6642\u8a2a\u554f\uff0c\u5c0e\u81f4\u7cfb\u7d71\u627f\u53d7\u5de8\u5927\u7684\u58d3\u529b\u3002\u70ba\u4e86\u78ba\u4fdd\u5eab\u5b58\u7684\u6e96\u78ba\u6027\u548c\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\uff0c\u4f7f\u7528\u9ad8\u6548\u7684\u6578\u64da\u5eab\u6280\u8853\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e7%89%b9%e9%bb%9e-bHBpaPPwaj\">Redis\u7684\u7279\u9ede<\/h2>\n<p>Redis\u662f\u4e00\u7a2e\u57fa\u65bc\u5167\u5b58\u7684\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u5177\u6709\u4ee5\u4e0b\u5e7e\u500b\u7279\u9ede\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis\u80fd\u5920\u4ee5\u6beb\u79d2\u7d1a\u7684\u901f\u5ea6\u8655\u7406\u6578\u64da\u8acb\u6c42\uff0c\u9069\u5408\u9ad8\u4e26\u767c\u7684\u5834\u666f\u3002<\/li>\n<li><strong>\u6578\u64da\u6301\u4e45\u5316\uff1a<\/strong>\u652f\u6301\u5c07\u6578\u64da\u6301\u4e45\u5316\u5230\u78c1\u789f\uff0c\u907f\u514d\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<li><strong>\u8c50\u5bcc\u7684\u6578\u64da\u7d50\u69cb\uff1a<\/strong>\u652f\u6301\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u591a\u7a2e\u6578\u64da\u985e\u578b\uff0c\u9748\u6d3b\u6027\u9ad8\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%a7%92%e6%ae%ba%e6%b4%bb%e5%8b%95%e4%b8%ad%e7%9a%84redis%e6%87%89%e7%94%a8-bHBpaPPwaj\">\u79d2\u6bba\u6d3b\u52d5\u4e2d\u7684Redis\u61c9\u7528<\/h2>\n<p>\u5728\u79d2\u6bba\u6d3b\u52d5\u4e2d\uff0cRedis\u53ef\u4ee5\u7528\u4f86\u7ba1\u7406\u5eab\u5b58\u3001\u8a18\u9304\u7528\u6236\u8acb\u6c42\u4ee5\u53ca\u5be6\u73fe\u5206\u4f48\u5f0f\u9396\u7b49\u529f\u80fd\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5177\u9ad4\u7684\u61c9\u7528\u5834\u666f\uff1a<\/p>\n<h3 id=\"1-%e5%ba%ab%e5%ad%98%e7%ae%a1%e7%90%86-bHBpaPPwaj\">1. \u5eab\u5b58\u7ba1\u7406<\/h3>\n<p>\u5728\u79d2\u6bba\u6d3b\u52d5\u958b\u59cb\u524d\uff0c\u5c07\u5eab\u5b58\u6578\u91cf\u5b58\u5132\u5728Redis\u4e2d\u3002\u7576\u7528\u6236\u767c\u8d77\u8cfc\u8cb7\u8acb\u6c42\u6642\uff0c\u7cfb\u7d71\u53ef\u4ee5\u5feb\u901f\u67e5\u8a62\u5eab\u5b58\u4e26\u9032\u884c\u6e1b\u5c11\u64cd\u4f5c\u3002<\/p>\n<pre><code>\n# \u5047\u8a2d\u5eab\u5b58\u6578\u91cf\u70ba100\nSET stock 100\n\n# \u7528\u6236\u8acb\u6c42\u8cfc\u8cb7\nDECR stock\n<\/code><\/pre>\n<h3 id=\"2-%e7%94%a8%e6%88%b6%e8%ab%8b%e6%b1%82%e8%a8%98%e9%8c%84-bHBpaPPwaj\">2. \u7528\u6236\u8acb\u6c42\u8a18\u9304<\/h3>\n<p>\u70ba\u4e86\u9632\u6b62\u91cd\u8907\u8acb\u6c42\uff0cRedis\u53ef\u4ee5\u7528\u4f86\u8a18\u9304\u5df2\u7d93\u53c3\u8207\u79d2\u6bba\u7684\u7528\u6236ID\u3002\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u907f\u514d\u540c\u4e00\u7528\u6236\u591a\u6b21\u6436\u8cfc\u3002<\/p>\n<pre><code>\n# \u8a18\u9304\u7528\u6236ID\nSADD user_requests user_id\n<\/code><\/pre>\n<h3 id=\"3-%e5%88%86%e4%bd%88%e5%bc%8f%e9%8e%96-bHBpaPPwaj\">3. \u5206\u4f48\u5f0f\u9396<\/h3>\n<p>\u5728\u9ad8\u4e26\u767c\u7684\u60c5\u6cc1\u4e0b\uff0c\u4f7f\u7528\u5206\u4f48\u5f0f\u9396\u53ef\u4ee5\u78ba\u4fdd\u540c\u4e00\u6642\u9593\u53ea\u6709\u4e00\u500b\u8acb\u6c42\u80fd\u5920\u4fee\u6539\u5eab\u5b58\uff0c\u5f9e\u800c\u907f\u514d\u8d85\u8ce3\u7684\u60c5\u6cc1\u767c\u751f\u3002<\/p>\n<pre><code>\n# \u7372\u53d6\u9396\nSETNX lock_key user_id\n# \u91cb\u653e\u9396\nDEL lock_key\n<\/code><\/pre>\n<h2 id=\"%e5%af%a6%e6%88%b0%e6%a1%88%e4%be%8b-bHBpaPPwaj\">\u5be6\u6230\u6848\u4f8b<\/h2>\n<p>\u5047\u8a2d\u67d0\u96fb\u5546\u5e73\u53f0\u5728\u96d9\u5341\u4e00\u671f\u9593\u8209\u8fa6\u79d2\u6bba\u6d3b\u52d5\uff0c\u5eab\u5b58\u70ba100\u4ef6\u5546\u54c1\u3002\u4f7f\u7528Redis\u4f86\u7ba1\u7406\u5eab\u5b58\u548c\u7528\u6236\u8acb\u6c42\uff0c\u7cfb\u7d71\u80fd\u5920\u5728\u9ad8\u5cf0\u671f\u7a69\u5b9a\u904b\u884c\uff0c\u6700\u7d42\u6210\u529f\u552e\u51fa\u6240\u6709\u5546\u54c1\uff0c\u4e26\u4e14\u6c92\u6709\u51fa\u73fe\u8d85\u8ce3\u7684\u60c5\u6cc1\u3002\u9019\u6a23\u7684\u6210\u529f\u6848\u4f8b\u5145\u5206\u5c55\u793a\u4e86Redis\u5728\u79d2\u6bba\u6e1b\u5eab\u5b58\u6280\u8853\u4e2d\u7684\u91cd\u8981\u6027\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-bHBpaPPwaj\">\u7e3d\u7d50<\/h2>\n<p>Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u70ba\u79d2\u6bba\u6e1b\u5eab\u5b58\u6280\u8853\u63d0\u4f9b\u4e86\u5f37\u6709\u529b\u7684\u652f\u6301\u3002\u901a\u904e\u5408\u7406\u7684\u8a2d\u8a08\u548c\u5be6\u65bd\uff0c\u4f01\u696d\u53ef\u4ee5\u5728\u9ad8\u4e26\u767c\u7684\u74b0\u5883\u4e2d\u7a69\u5b9a\u904b\u884c\uff0c\u78ba\u4fdd\u5eab\u5b58\u7684\u6e96\u78ba\u6027\u548c\u7528\u6236\u7684\u826f\u597d\u9ad4\u9a57\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u696d\u52d9\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u61c9\u5c0d\u5404\u7a2e\u6311\u6230\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5feb\u5982\u9583\u96fb\u7684Redis\u79d2\u6bba\u6e1b\u5eab\u5b58\u6280\u8853\u5be6\u6230\uff0c\u63d0\u5347\u5eab\u5b58\u7ba1\u7406\u6548\u7387\uff0c\u5be6\u73fe\u9ad8\u6548\u79d2\u6bba\u6d3b\u52d5\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-165691","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/165691","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=165691"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/165691\/revisions"}],"predecessor-version":[{"id":165692,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/165691\/revisions\/165692"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=165691"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=165691"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=165691"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}