{"id":99038,"date":"2024-10-21T07:37:17","date_gmt":"2024-10-20T23:37:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/99038\/"},"modified":"2024-10-21T07:37:18","modified_gmt":"2024-10-20T23:37:18","slug":"redis-%e9%9a%8a%e5%88%97%e8%a7%a3%e6%b1%ba%e8%b6%85%e8%b3%a3%e5%95%8f%e9%a1%8c","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/99038\/","title":{"rendered":"Redis \u968a\u5217\u89e3\u6c7a\u8d85\u8ce3\u554f\u984c"},"content":{"rendered":"<h1 id=\"redis-%e9%9a%8a%e5%88%97%e8%a7%a3%e6%b1%ba%e8%b6%85%e8%b3%a3%e5%95%8f%e9%a1%8c-fswZRigvpF\">Redis \u968a\u5217\u89e3\u6c7a\u8d85\u8ce3\u554f\u984c<\/h1>\n<p>\u5728\u73fe\u4ee3\u96fb\u5b50\u5546\u52d9\u548c\u7dda\u4e0a\u670d\u52d9\u4e2d\uff0c\u8d85\u8ce3\u554f\u984c\u662f\u4e00\u500b\u5e38\u898b\u7684\u6311\u6230\u3002\u7576\u591a\u500b\u7528\u6236\u540c\u6642\u5617\u8a66\u8cfc\u8cb7\u6709\u9650\u7684\u5546\u54c1\u6642\uff0c\u7cfb\u7d71\u53ef\u80fd\u6703\u51fa\u73fe\u5eab\u5b58\u4e0d\u8db3\u7684\u60c5\u6cc1\uff0c\u5c0e\u81f4\u7528\u6236\u9ad4\u9a57\u4e0d\u4f73\u3002\u70ba\u4e86\u89e3\u6c7a\u9019\u4e00\u554f\u984c\uff0cRedis \u968a\u5217\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u8d8a\u4f86\u8d8a\u53d7\u5230\u958b\u767c\u8005\u7684\u9752\u775e\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e8%b6%85%e8%b3%a3%e5%95%8f%e9%a1%8c%ef%bc%9f-fswZRigvpF\">\u4ec0\u9ebc\u662f\u8d85\u8ce3\u554f\u984c\uff1f<\/h2>\n<p>\u8d85\u8ce3\u554f\u984c\u901a\u5e38\u767c\u751f\u5728\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\u4e0a\uff0c\u7576\u5eab\u5b58\u6578\u91cf\u4e0d\u8db3\u4ee5\u6eff\u8db3\u7528\u6236\u9700\u6c42\u6642\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u591a\u500b\u7528\u6236\u540c\u6642\u6210\u529f\u4e0b\u55ae\u3002\u9019\u4e0d\u50c5\u5f71\u97ff\u4e86\u7528\u6236\u7684\u8cfc\u7269\u9ad4\u9a57\uff0c\u9084\u53ef\u80fd\u5c0d\u5546\u5bb6\u7684\u4fe1\u8b7d\u9020\u6210\u640d\u5bb3\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-fswZRigvpF\">Redis \u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis \u662f\u4e00\u7a2e\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u7528\u65bc\u7de9\u5b58\u548c\u6d88\u606f\u968a\u5217\u3002\u5176\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\uff0c\u4e26\u4e14\u5177\u6709\u9ad8\u6548\u7684\u8b80\u5beb\u6027\u80fd\u3002\u9019\u4f7f\u5f97 Redis \u6210\u70ba\u89e3\u6c7a\u8d85\u8ce3\u554f\u984c\u7684\u7406\u60f3\u9078\u64c7\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8-redis-%e9%9a%8a%e5%88%97%e8%a7%a3%e6%b1%ba%e8%b6%85%e8%b3%a3%e5%95%8f%e9%a1%8c%e7%9a%84%e5%8e%9f%e7%90%86-fswZRigvpF\">\u4f7f\u7528 Redis \u968a\u5217\u89e3\u6c7a\u8d85\u8ce3\u554f\u984c\u7684\u539f\u7406<\/h2>\n<p>\u4f7f\u7528 Redis \u968a\u5217\u4f86\u89e3\u6c7a\u8d85\u8ce3\u554f\u984c\u7684\u57fa\u672c\u601d\u8def\u662f\u5c07\u7528\u6236\u7684\u8cfc\u8cb7\u8acb\u6c42\u653e\u5165\u968a\u5217\u4e2d\uff0c\u7136\u5f8c\u9010\u4e00\u8655\u7406\u9019\u4e9b\u8acb\u6c42\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6bcf\u6b21\u53ea\u6709\u4e00\u500b\u8acb\u6c42\u88ab\u8655\u7406\uff0c\u5f9e\u800c\u907f\u514d\u540c\u6642\u4e0b\u55ae\u5c0e\u81f4\u7684\u5eab\u5b58\u8d85\u8ce3\u3002<\/p>\n<h3 id=\"%e5%af%a6%e7%8f%be%e6%ad%a5%e9%a9%9f-fswZRigvpF\">\u5be6\u73fe\u6b65\u9a5f<\/h3>\n<ul>\n<li><strong>\u8a2d\u7f6e Redis \u968a\u5217\uff1a<\/strong>\u9996\u5148\uff0c\u5c07\u7528\u6236\u7684\u8cfc\u8cb7\u8acb\u6c42\u653e\u5165 Redis \u968a\u5217\u4e2d\u3002<\/li>\n<li><strong>\u8655\u7406\u8acb\u6c42\uff1a<\/strong>\u4f7f\u7528\u5de5\u4f5c\u9032\u7a0b\u5f9e\u968a\u5217\u4e2d\u53d6\u51fa\u8acb\u6c42\uff0c\u4e26\u6aa2\u67e5\u5eab\u5b58\u3002<\/li>\n<li><strong>\u66f4\u65b0\u5eab\u5b58\uff1a<\/strong>\u5982\u679c\u5eab\u5b58\u8db3\u5920\uff0c\u5247\u8655\u7406\u8a02\u55ae\u4e26\u66f4\u65b0\u5eab\u5b58\uff1b\u5982\u679c\u5eab\u5b58\u4e0d\u8db3\uff0c\u5247\u62d2\u7d55\u8a72\u8acb\u6c42\u3002<\/li>\n<\/ul>\n<h3 id=\"%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a2%bc-fswZRigvpF\">\u793a\u4f8b\u4ee3\u78bc<\/h3>\n<pre><code>import redis\n\n# \u9023\u63a5\u5230 Redis\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u5c07\u8acb\u6c42\u653e\u5165\u968a\u5217\nr.lpush('order_queue', 'user_order_1')\n\n# \u8655\u7406\u8acb\u6c42\nwhile True:\n    order = r.rpop('order_queue')\n    if order:\n        # \u5047\u8a2d\u5eab\u5b58\u70ba 10\n        stock = 10\n        if stock &gt; 0:\n            print(f\"\u8655\u7406\u8a02\u55ae: {order}\")\n            stock -= 1  # \u66f4\u65b0\u5eab\u5b58\n        else:\n            print(f\"\u5eab\u5b58\u4e0d\u8db3\uff0c\u7121\u6cd5\u8655\u7406\u8a02\u55ae: {order}\")\n    else:\n        break\n<\/code><\/pre>\n<h2 id=\"%e5%84%aa%e5%8b%a2%e8%88%87%e6%8c%91%e6%88%b0-fswZRigvpF\">\u512a\u52e2\u8207\u6311\u6230<\/h2>\n<p>\u4f7f\u7528 Redis \u968a\u5217\u89e3\u6c7a\u8d85\u8ce3\u554f\u984c\u7684\u512a\u52e2\u5728\u65bc\u5176\u9ad8\u6548\u6027\u548c\u53ef\u9760\u6027\u3002Redis \u7684\u6027\u80fd\u4f7f\u5f97\u5373\u4f7f\u5728\u9ad8\u4e26\u767c\u7684\u60c5\u6cc1\u4e0b\uff0c\u4e5f\u80fd\u5feb\u901f\u8655\u7406\u8acb\u6c42\u3002\u7136\u800c\uff0c\u9019\u7a2e\u65b9\u6cd5\u4e5f\u6709\u5176\u6311\u6230\uff0c\u4f8b\u5982\u9700\u8981\u78ba\u4fdd\u968a\u5217\u7684\u6301\u4e45\u6027\u548c\u8655\u7406\u7684\u539f\u5b50\u6027\uff0c\u4ee5\u907f\u514d\u6578\u64da\u4e1f\u5931\u6216\u91cd\u8907\u8655\u7406\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-fswZRigvpF\">\u7d50\u8ad6<\/h2>\n<p>Redis \u968a\u5217\u662f\u4e00\u7a2e\u6709\u6548\u7684\u89e3\u6c7a\u8d85\u8ce3\u554f\u984c\u7684\u65b9\u6848\uff0c\u901a\u904e\u5c07\u7528\u6236\u7684\u8acb\u6c42\u6392\u968a\u8655\u7406\uff0c\u53ef\u4ee5\u6709\u6548\u907f\u514d\u5eab\u5b58\u8d85\u8ce3\u7684\u60c5\u6cc1\u3002\u96a8\u8457\u96fb\u5b50\u5546\u52d9\u7684\u767c\u5c55\uff0c\u8d8a\u4f86\u8d8a\u591a\u7684\u4f01\u696d\u958b\u59cb\u63a1\u7528\u9019\u7a2e\u6280\u8853\u4f86\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u548c\u5546\u696d\u4fe1\u8b7d\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c\u5176\u4ed6\u4f3a\u670d\u5668\u89e3\u6c7a\u65b9\u6848\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5229\u7528 Redis \u968a\u5217\u6709\u6548\u89e3\u6c7a\u8d85\u8ce3\u554f\u984c\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u8207\u7528\u6236\u9ad4\u9a57\uff0c\u78ba\u4fdd\u5eab\u5b58\u7ba1\u7406\u7684\u6e96\u78ba\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-99038","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/99038","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=99038"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/99038\/revisions"}],"predecessor-version":[{"id":99039,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/99038\/revisions\/99039"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=99038"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=99038"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=99038"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}