{"id":169329,"date":"2024-11-06T18:44:16","date_gmt":"2024-11-06T10:44:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/169329\/"},"modified":"2024-11-06T18:44:17","modified_gmt":"2024-11-06T10:44:17","slug":"%e7%a7%92%e6%ae%ba%e7%97%9b%e8%8b%a6%e5%8f%b2redis%e8%ae%93%e8%b3%bc%e7%89%a9%e4%b8%8d%e5%86%8d%e6%94%be%e5%bf%83%ef%bc%88redis%e7%a7%92%e6%ae%ba%e4%b8%8d%e4%bb%98%e6%ac%be%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/169329\/","title":{"rendered":"\u79d2\u6bba\u75db\u82e6\u53f2Redis\u8b93\u8cfc\u7269\u4e0d\u518d\u653e\u5fc3\uff08redis\u79d2\u6bba\u4e0d\u4ed8\u6b3e\uff09"},"content":{"rendered":"<h1 id=\"%e7%a7%92%e6%ae%ba%e7%97%9b%e8%8b%a6%e5%8f%b2%ef%bc%9aredis%e8%ae%93%e8%b3%bc%e7%89%a9%e4%b8%8d%e5%86%8d%e6%94%be%e5%bf%83%ef%bc%88redis%e7%a7%92%e6%ae%ba%e4%b8%8d%e4%bb%98%e6%ac%be%ef%bc%89-sbNSbZEFkd\">\u79d2\u6bba\u75db\u82e6\u53f2\uff1aRedis\u8b93\u8cfc\u7269\u4e0d\u518d\u653e\u5fc3\uff08redis\u79d2\u6bba\u4e0d\u4ed8\u6b3e\uff09<\/h1>\n<p>\u5728\u96fb\u5b50\u5546\u52d9\u7684\u4e16\u754c\u4e2d\uff0c\u79d2\u6bba\u6d3b\u52d5\u5df2\u7d93\u6210\u70ba\u5438\u5f15\u6d88\u8cbb\u8005\u7684\u91cd\u8981\u624b\u6bb5\u3002\u9019\u7a2e\u4fc3\u92b7\u65b9\u5f0f\u4e0d\u50c5\u80fd\u5920\u8fc5\u901f\u63d0\u5347\u92b7\u552e\u91cf\uff0c\u9084\u80fd\u5920\u589e\u52a0\u54c1\u724c\u7684\u66dd\u5149\u7387\u3002\u7136\u800c\uff0c\u96a8\u8457\u79d2\u6bba\u6d3b\u52d5\u7684\u666e\u53ca\uff0c\u96a8\u4e4b\u800c\u4f86\u7684\u554f\u984c\u4e5f\u65e5\u76ca\u51f8\u986f\uff0c\u7279\u5225\u662f\u300c\u79d2\u6bba\u4e0d\u4ed8\u6b3e\u300d\u7684\u73fe\u8c61\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u9019\u4e00\u554f\u984c\u7684\u6839\u6e90\uff0c\u4e26\u4ecb\u7d39Redis\u5728\u89e3\u6c7a\u6b64\u554f\u984c\u4e2d\u7684\u61c9\u7528\u3002<\/p>\n<h2 id=\"%e7%a7%92%e6%ae%ba%e6%b4%bb%e5%8b%95%e7%9a%84%e8%88%88%e8%b5%b7-sbNSbZEFkd\">\u79d2\u6bba\u6d3b\u52d5\u7684\u8208\u8d77<\/h2>\n<p>\u96a8\u8457\u7db2\u7d61\u8cfc\u7269\u7684\u666e\u53ca\uff0c\u8d8a\u4f86\u8d8a\u591a\u7684\u5546\u5bb6\u958b\u59cb\u8209\u8fa6\u79d2\u6bba\u6d3b\u52d5\u3002\u9019\u7a2e\u6d3b\u52d5\u901a\u5e38\u6703\u5728\u7279\u5b9a\u6642\u9593\u5167\u63d0\u4f9b\u9650\u91cf\u5546\u54c1\uff0c\u4ee5\u5438\u5f15\u6d88\u8cbb\u8005\u7684\u6ce8\u610f\u529b\u3002\u6839\u64da\u5e02\u5834\u8abf\u67e5\uff0c\u79d2\u6bba\u6d3b\u52d5\u80fd\u5920\u5728\u77ed\u6642\u9593\u5167\u5438\u5f15\u5927\u91cf\u6d41\u91cf\uff0c\u4e26\u4fc3\u9032\u92b7\u552e\u3002\u7136\u800c\uff0c\u9019\u7a2e\u6a21\u5f0f\u4e5f\u5e36\u4f86\u4e86\u4e0d\u5c11\u6311\u6230\uff0c\u5c24\u5176\u662f\u5728\u9ad8\u5cf0\u671f\uff0c\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u7528\u6236\u9ad4\u9a57\u90fd\u53d7\u5230\u8003\u9a57\u3002<\/p>\n<h2 id=\"%e7%a7%92%e6%ae%ba%e4%b8%8d%e4%bb%98%e6%ac%be%e7%9a%84%e7%8f%be%e8%b1%a1-sbNSbZEFkd\">\u79d2\u6bba\u4e0d\u4ed8\u6b3e\u7684\u73fe\u8c61<\/h2>\n<p>\u5728\u79d2\u6bba\u6d3b\u52d5\u4e2d\uff0c\u6d88\u8cbb\u8005\u7d93\u5e38\u6703\u56e0\u70ba\u6436\u8cfc\u7684\u7dca\u8feb\u611f\u800c\u8fc5\u901f\u4e0b\u55ae\uff0c\u4f46\u96a8\u5f8c\u537b\u53ef\u80fd\u56e0\u5404\u7a2e\u539f\u56e0\u672a\u80fd\u5b8c\u6210\u4ed8\u6b3e\u3002\u9019\u7a2e\u73fe\u8c61\u4e0d\u50c5\u5f71\u97ff\u4e86\u5546\u5bb6\u7684\u92b7\u552e\u6578\u64da\uff0c\u9084\u53ef\u80fd\u5c0e\u81f4\u5eab\u5b58\u7ba1\u7406\u4e0a\u7684\u56f0\u96e3\u3002\u6839\u64da\u7814\u7a76\uff0c\u7d04\u670930%\u7684\u79d2\u6bba\u8a02\u55ae\u6700\u7d42\u672a\u80fd\u4ed8\u6b3e\uff0c\u9019\u5c0d\u5546\u5bb6\u4f86\u8aaa\u662f\u4e00\u500b\u4e0d\u5bb9\u5ffd\u8996\u7684\u554f\u984c\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e8%a7%92%e8%89%b2-sbNSbZEFkd\">Redis\u7684\u89d2\u8272<\/h2>\n<p>Redis\u662f\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u56e0\u5176\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u6027\u800c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u3002\u5728\u79d2\u6bba\u6d3b\u52d5\u4e2d\uff0cRedis\u53ef\u4ee5\u7528\u4f86\u7ba1\u7406\u5546\u54c1\u7684\u5eab\u5b58\u3001\u7528\u6236\u7684\u8acb\u6c42\u4ee5\u53ca\u8a02\u55ae\u7684\u72c0\u614b\u3002\u4ee5\u4e0b\u662fRedis\u5728\u79d2\u6bba\u6d3b\u52d5\u4e2d\u7684\u5e7e\u500b\u4e3b\u8981\u61c9\u7528\uff1a<\/p>\n<ul>\n<li><strong>\u5eab\u5b58\u7ba1\u7406\uff1a<\/strong>\u4f7f\u7528Redis\u7684\u539f\u5b50\u64cd\u4f5c\uff0c\u53ef\u4ee5\u78ba\u4fdd\u5728\u9ad8\u4e26\u767c\u7684\u60c5\u6cc1\u4e0b\uff0c\u5eab\u5b58\u6578\u91cf\u7684\u6e96\u78ba\u6027\u3002\u4f8b\u5982\uff0c\u7576\u7528\u6236\u4e0b\u55ae\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u78bc\u4f86\u6e1b\u5c11\u5eab\u5b58\uff1a<\/li>\n<\/ul>\n<pre><code>if redis.call(\"get\", \"product:stock\") &gt; 0 then\n    redis.call(\"decr\", \"product:stock\")\n    return true\nelse\n    return false\nend<\/code><\/pre>\n<ul>\n<li><strong>\u8acb\u6c42\u6392\u968a\uff1a<\/strong>\u5728\u79d2\u6bba\u6d3b\u52d5\u4e2d\uff0c\u4f7f\u7528Redis\u7684\u968a\u5217\u529f\u80fd\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u7528\u6236\u7684\u8acb\u6c42\uff0c\u907f\u514d\u7cfb\u7d71\u904e\u8f09\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6bcf\u500b\u7528\u6236\u90fd\u80fd\u5920\u516c\u5e73\u5730\u53c3\u8207\u6436\u8cfc\u3002<\/li>\n<li><strong>\u8a02\u55ae\u72c0\u614b\u8ffd\u8e64\uff1a<\/strong>\u901a\u904eRedis\uff0c\u53ef\u4ee5\u5be6\u6642\u8ffd\u8e64\u6bcf\u500b\u8a02\u55ae\u7684\u72c0\u614b\uff0c\u5f9e\u800c\u53ca\u6642\u8655\u7406\u672a\u4ed8\u6b3e\u7684\u8a02\u55ae\uff0c\u6e1b\u5c11\u5546\u5bb6\u7684\u640d\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-sbNSbZEFkd\">\u7d50\u8ad6<\/h2>\n<p>\u79d2\u6bba\u6d3b\u52d5\u96d6\u7136\u80fd\u5920\u5e36\u4f86\u77ed\u671f\u7684\u92b7\u552e\u589e\u9577\uff0c\u4f46\u300c\u79d2\u6bba\u4e0d\u4ed8\u6b3e\u300d\u7684\u554f\u984c\u537b\u8b93\u8a31\u591a\u5546\u5bb6\u611f\u5230\u56f0\u64fe\u3002\u901a\u904e\u4f7f\u7528Redis\uff0c\u5546\u5bb6\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u5eab\u5b58\u3001\u8acb\u6c42\u548c\u8a02\u55ae\u72c0\u614b\uff0c\u5f9e\u800c\u63d0\u9ad8\u7528\u6236\u7684\u8cfc\u7269\u9ad4\u9a57\uff0c\u6e1b\u5c11\u672a\u4ed8\u6b3e\u8a02\u55ae\u7684\u767c\u751f\u7387\u3002\u96a8\u8457\u6280\u8853\u7684\u9032\u6b65\uff0c\u672a\u4f86\u7684\u79d2\u6bba\u6d3b\u52d5\u5c07\u6703\u66f4\u52a0\u9ad8\u6548\u548c\u53ef\u9760\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u61c9\u5c0d\u9ad8\u6d41\u91cf\u7684\u6311\u6230\uff0c\u78ba\u4fdd\u60a8\u7684\u696d\u52d9\u904b\u884c\u9806\u5229\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u79d2\u6bba\u75db\u82e6\u53f2\uff0cRedis\u5982\u4f55\u6539\u8b8a\u8cfc\u7269\u9ad4\u9a57\uff0c\u8b93\u6d88\u8cbb\u8005\u5728\u79d2\u6bba\u4e2d\u4e0d\u518d\u653e\u5fc3\uff0c\u9762\u5c0d\u4e0d\u4ed8\u6b3e\u7684\u6311\u6230\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-169329","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/169329","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=169329"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/169329\/revisions"}],"predecessor-version":[{"id":169330,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/169329\/revisions\/169330"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=169329"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=169329"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=169329"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}