{"id":160925,"date":"2024-11-04T02:09:32","date_gmt":"2024-11-03T18:09:32","guid":{"rendered":"https:\/\/server.hk\/cnblog\/160925\/"},"modified":"2024-11-04T02:09:33","modified_gmt":"2024-11-03T18:09:33","slug":"%e7%b7%a9%e5%ad%98%e5%92%8c%e6%95%b8%e6%93%9a%e5%ba%ab%e5%88%b0%e5%ba%95%e5%85%88%e5%af%ab%e5%93%aa%e5%80%8b%ef%bc%9f%e9%80%99%e6%ac%a1%e6%95%b4%e6%98%8e%e7%99%bd%e4%ba%86%ef%bc%81","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/160925\/","title":{"rendered":"\u7de9\u5b58\u548c\u6578\u64da\u5eab\u5230\u5e95\u5148\u5beb\u54ea\u500b\uff1f\u9019\u6b21\u6574\u660e\u767d\u4e86\uff01"},"content":{"rendered":"<h1 id=\"%e7%b7%a9%e5%ad%98%e5%92%8c%e6%95%b8%e6%93%9a%e5%ba%ab%e5%88%b0%e5%ba%95%e5%85%88%e5%af%ab%e5%93%aa%e5%80%8b%ef%bc%9f%e9%80%99%e6%ac%a1%e6%95%b4%e6%98%8e%e7%99%bd%e4%ba%86%ef%bc%81-lJwEVeRzsI\">\u7de9\u5b58\u548c\u6578\u64da\u5eab\u5230\u5e95\u5148\u5beb\u54ea\u500b\uff1f\u9019\u6b21\u6574\u660e\u767d\u4e86\uff01<\/h1>\n<p>\u5728\u73fe\u4ee3\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u7de9\u5b58\u548c\u6578\u64da\u5eab\u662f\u5169\u500b\u81f3\u95dc\u91cd\u8981\u7684\u7d44\u4ef6\u3002\u5b83\u5011\u5404\u81ea\u627f\u64d4\u8457\u4e0d\u540c\u7684\u89d2\u8272\uff0c\u4e26\u4e14\u5728\u6027\u80fd\u512a\u5316\u65b9\u9762\u6709\u8457\u5bc6\u5207\u7684\u95dc\u806f\u3002\u8a31\u591a\u958b\u767c\u8005\u5728\u8a2d\u8a08\u7cfb\u7d71\u67b6\u69cb\u6642\uff0c\u5e38\u5e38\u6703\u9762\u81e8\u4e00\u500b\u554f\u984c\uff1a\u5728\u6578\u64da\u5beb\u5165\u6642\uff0c\u61c9\u8a72\u5148\u5beb\u5165\u7de9\u5b58\u9084\u662f\u6578\u64da\u5eab\uff1f\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u500b\u554f\u984c\uff0c\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7406\u89e3\u7de9\u5b58\u548c\u6578\u64da\u5eab\u7684\u5de5\u4f5c\u539f\u7406\u53ca\u5176\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n<h2 id=\"%e7%b7%a9%e5%ad%98%e7%9a%84%e4%bd%9c%e7%94%a8-lJwEVeRzsI\">\u7de9\u5b58\u7684\u4f5c\u7528<\/h2>\n<p>\u7de9\u5b58\u662f\u4e00\u7a2e\u7528\u65bc\u81e8\u6642\u5b58\u5132\u6578\u64da\u7684\u6280\u8853\uff0c\u65e8\u5728\u63d0\u9ad8\u6578\u64da\u8a2a\u554f\u901f\u5ea6\u3002\u7576\u7528\u6236\u8acb\u6c42\u67d0\u4e9b\u6578\u64da\u6642\uff0c\u7cfb\u7d71\u9996\u5148\u6703\u6aa2\u67e5\u7de9\u5b58\u4e2d\u662f\u5426\u5b58\u5728\u8a72\u6578\u64da\u3002\u5982\u679c\u5b58\u5728\uff0c\u5247\u76f4\u63a5\u5f9e\u7de9\u5b58\u4e2d\u8fd4\u56de\uff0c\u9019\u6a23\u53ef\u4ee5\u5927\u5e45\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u67e5\u8a62\u8ca0\u64d4\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e8%a7%92%e8%89%b2-lJwEVeRzsI\">\u6578\u64da\u5eab\u7684\u89d2\u8272<\/h2>\n<p>\u6578\u64da\u5eab\u5247\u662f\u7528\u65bc\u6301\u4e45\u5316\u5b58\u5132\u6578\u64da\u7684\u7cfb\u7d71\u3002\u5b83\u80fd\u5920\u5b89\u5168\u5730\u5b58\u5132\u5927\u91cf\u6578\u64da\uff0c\u4e26\u63d0\u4f9b\u8907\u96dc\u7684\u67e5\u8a62\u529f\u80fd\u3002\u6578\u64da\u5eab\u7684\u8a2d\u8a08\u901a\u5e38\u8003\u616e\u5230\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\uff0c\u9019\u5c0d\u65bc\u5927\u591a\u6578\u61c9\u7528\u4f86\u8aaa\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002<\/p>\n<h2 id=\"%e7%b7%a9%e5%ad%98%e8%88%87%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%af%ab%e5%85%a5%e9%a0%86%e5%ba%8f-lJwEVeRzsI\">\u7de9\u5b58\u8207\u6578\u64da\u5eab\u7684\u5beb\u5165\u9806\u5e8f<\/h2>\n<p>\u5728\u8003\u616e\u7de9\u5b58\u548c\u6578\u64da\u5eab\u7684\u5beb\u5165\u9806\u5e8f\u6642\uff0c\u958b\u767c\u8005\u9700\u8981\u8003\u616e\u4ee5\u4e0b\u5e7e\u500b\u56e0\u7d20\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u9700\u6c42\uff1a<\/strong>\u5982\u679c\u61c9\u7528\u9700\u8981\u9ad8\u6027\u80fd\uff0c\u5247\u901a\u5e38\u6703\u9078\u64c7\u5148\u5beb\u5165\u7de9\u5b58\u3002\u9019\u6a23\u53ef\u4ee5\u5feb\u901f\u97ff\u61c9\u7528\u6236\u8acb\u6c42\uff0c\u4e26\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u8ca0\u64d4\u3002<\/li>\n<li><strong>\u6578\u64da\u4e00\u81f4\u6027\uff1a<\/strong>\u5982\u679c\u6578\u64da\u7684\u4e00\u81f4\u6027\u81f3\u95dc\u91cd\u8981\uff0c\u5247\u61c9\u8a72\u5148\u5beb\u5165\u6578\u64da\u5eab\uff0c\u7136\u5f8c\u518d\u66f4\u65b0\u7de9\u5b58\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u7de9\u5b58\u4e2d\u7684\u6578\u64da\u59cb\u7d42\u8207\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u4fdd\u6301\u4e00\u81f4\u3002<\/li>\n<li><strong>\u7cfb\u7d71\u67b6\u69cb\uff1a<\/strong>\u5728\u67d0\u4e9b\u7cfb\u7d71\u67b6\u69cb\u4e2d\uff0c\u53ef\u80fd\u6703\u4f7f\u7528\u6d88\u606f\u968a\u5217\u4f86\u8655\u7406\u6578\u64da\u5beb\u5165\u3002\u9019\u6a23\u53ef\u4ee5\u5148\u5c07\u6578\u64da\u5beb\u5165\u7de9\u5b58\uff0c\u7136\u5f8c\u901a\u904e\u7570\u6b65\u65b9\u5f0f\u5c07\u6578\u64da\u5beb\u5165\u6578\u64da\u5eab\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%a1%88%e4%be%8b%e5%88%86%e6%9e%90-lJwEVeRzsI\">\u5be6\u969b\u6848\u4f8b\u5206\u6790<\/h2>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u96fb\u5b50\u5546\u52d9\u7db2\u7ad9\uff0c\u7576\u7528\u6236\u4e0b\u55ae\u6642\uff0c\u7cfb\u7d71\u9700\u8981\u66f4\u65b0\u5eab\u5b58\u6578\u91cf\u3002\u5728\u9019\u7a2e\u60c5\u6cc1\u4e0b\uff0c\u82e5\u9078\u64c7\u5148\u5beb\u5165\u7de9\u5b58\uff0c\u5247\u53ef\u4ee5\u5feb\u901f\u97ff\u61c9\u7528\u6236\u7684\u8acb\u6c42\uff0c\u986f\u793a\u8a02\u55ae\u5df2\u6210\u529f\u63d0\u4ea4\u3002\u7136\u800c\uff0c\u82e5\u6b64\u6642\u7cfb\u7d71\u5d29\u6f70\uff0c\u5247\u53ef\u80fd\u5c0e\u81f4\u5eab\u5b58\u6578\u64da\u4e0d\u4e00\u81f4\u3002\u56e0\u6b64\uff0c\u6700\u4f73\u505a\u6cd5\u662f\u5148\u5c07\u5eab\u5b58\u6578\u91cf\u66f4\u65b0\u5230\u6578\u64da\u5eab\uff0c\u7136\u5f8c\u518d\u66f4\u65b0\u7de9\u5b58\u3002<\/p>\n<pre><code>\nfunction updateStock($productId, $quantity) {\n    \/\/ \u5148\u66f4\u65b0\u6578\u64da\u5eab\n    $db-&gt;query(\"UPDATE products SET stock = stock - $quantity WHERE id = $productId\");\n    \n    \/\/ \u7136\u5f8c\u66f4\u65b0\u7de9\u5b58\n    $cache-&gt;set(\"product_$productId\", $newStock);\n}\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-lJwEVeRzsI\">\u7d50\u8ad6<\/h2>\n<p>\u5728\u9078\u64c7\u7de9\u5b58\u548c\u6578\u64da\u5eab\u7684\u5beb\u5165\u9806\u5e8f\u6642\uff0c\u958b\u767c\u8005\u9700\u8981\u6839\u64da\u5177\u9ad4\u7684\u61c9\u7528\u9700\u6c42\u4f86\u505a\u51fa\u6c7a\u7b56\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u7684\u61c9\u7528\uff0c\u53ef\u4ee5\u8003\u616e\u5148\u5beb\u5165\u7de9\u5b58\uff0c\u4f46\u5fc5\u9808\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002\u76f8\u53cd\uff0c\u5c0d\u65bc\u6578\u64da\u4e00\u81f4\u6027\u8981\u6c42\u8f03\u9ad8\u7684\u61c9\u7528\uff0c\u5247\u61c9\u512a\u5148\u5beb\u5165\u6578\u64da\u5eab\u3002\u6700\u7d42\uff0c\u9078\u64c7\u5408\u9069\u7684\u67b6\u69cb\u548c\u7b56\u7565\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u7cfb\u7d71\u7684\u6574\u9ad4\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\uff0c\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0cServer.HK \u90fd\u80fd\u63d0\u4f9b\u60a8\u6240\u9700\u7684\u652f\u6301\u548c\u8cc7\u6e90\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u7de9\u5b58\u548c\u6578\u64da\u5eab\u7684\u5beb\u5165\u9806\u5e8f\uff0c\u638c\u63e1\u6700\u4f73\u5be6\u8e10\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u8207\u6578\u64da\u4e00\u81f4\u6027\uff0c\u9019\u6b21\u5fb9\u5e95\u641e\u61c2\uff01<\/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-160925","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160925","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=160925"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160925\/revisions"}],"predecessor-version":[{"id":160926,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160925\/revisions\/160926"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=160925"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=160925"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=160925"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}