{"id":194649,"date":"2024-11-13T08:25:19","date_gmt":"2024-11-13T00:25:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/194649\/"},"modified":"2024-11-13T08:25:21","modified_gmt":"2024-11-13T00:25:21","slug":"%e7%94%a8redis%e8%a8%98%e9%8c%84%e7%a7%92%e6%ae%ba%e8%a8%88%e6%95%b8%ef%bc%8d%e7%9e%ac%e9%96%93%e7%88%86%e7%82%b8%e7%9a%84%e6%95%88%e7%8e%87%ef%bc%88redis%e7%a7%92%e6%ae%ba%e8%a8%88%e6%95%b8%e5%99%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/194649\/","title":{"rendered":"\u7528Redis\u8a18\u9304\u79d2\u6bba\u8a08\u6578\uff0d\u77ac\u9593\u7206\u70b8\u7684\u6548\u7387\uff08redis\u79d2\u6bba\u8a08\u6578\u5668\uff09"},"content":{"rendered":"<h1 id=\"%e7%94%a8redis%e8%a8%98%e9%8c%84%e7%a7%92%e6%ae%ba%e8%a8%88%e6%95%b8%ef%bc%8d%e7%9e%ac%e9%96%93%e7%88%86%e7%82%b8%e7%9a%84%e6%95%88%e7%8e%87%ef%bc%88redis%e7%a7%92%e6%ae%ba%e8%a8%88%e6%95%b8%e5%99%a8-NojHyDoafW\">\u7528Redis\u8a18\u9304\u79d2\u6bba\u8a08\u6578\uff0d\u77ac\u9593\u7206\u70b8\u7684\u6548\u7387\uff08redis\u79d2\u6bba\u8a08\u6578\u5668\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\u7684\u91cd\u8981\u624b\u6bb5\u3002\u9019\u985e\u6d3b\u52d5\u901a\u5e38\u6d89\u53ca\u9650\u91cf\u5546\u54c1\u7684\u5feb\u901f\u92b7\u552e\uff0c\u4e26\u4e14\u9700\u8981\u9ad8\u6548\u7684\u7cfb\u7d71\u4f86\u8655\u7406\u5927\u91cf\u7684\u8acb\u6c42\u3002Redis\uff0c\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u7406\u60f3\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u8a18\u9304\u79d2\u6bba\u8a08\u6578\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528Redis\u4f86\u5be6\u73fe\u79d2\u6bba\u8a08\u6578\u5668\uff0c\u4e26\u5206\u6790\u5176\u9ad8\u6548\u6027\u53ca\u61c9\u7528\u5834\u666f\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e7%a7%92%e6%ae%ba%e8%a8%88%e6%95%b8%e5%99%a8%ef%bc%9f-NojHyDoafW\">\u4ec0\u9ebc\u662f\u79d2\u6bba\u8a08\u6578\u5668\uff1f<\/h2>\n<p>\u79d2\u6bba\u8a08\u6578\u5668\u662f\u4e00\u7a2e\u7528\u65bc\u8a18\u9304\u7279\u5b9a\u5546\u54c1\u5728\u79d2\u6bba\u6d3b\u52d5\u4e2d\u88ab\u8cfc\u8cb7\u6b21\u6578\u7684\u5de5\u5177\u3002\u5b83\u80fd\u5920\u5373\u6642\u53cd\u6620\u5546\u54c1\u7684\u92b7\u552e\u72c0\u6cc1\uff0c\u4e26\u5e6b\u52a9\u5546\u5bb6\u4e86\u89e3\u9867\u5ba2\u7684\u9700\u6c42\u3002\u50b3\u7d71\u7684\u8a08\u6578\u65b9\u5f0f\u53ef\u80fd\u6703\u56e0\u70ba\u9ad8\u4e26\u767c\u8acb\u6c42\u800c\u5c0e\u81f4\u6578\u64da\u4e0d\u6e96\u78ba\uff0c\u800cRedis\u5247\u80fd\u5920\u6709\u6548\u89e3\u6c7a\u9019\u4e00\u554f\u984c\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87redis%ef%bc%9f-NojHyDoafW\">\u70ba\u4ec0\u9ebc\u9078\u64c7Redis\uff1f<\/h2>\n<p>Redis\u662f\u4e00\u7a2e\u57fa\u65bc\u9375\u503c\u5c0d\u7684\u6578\u64da\u5eab\uff0c\u5177\u6709\u4ee5\u4e0b\u5e7e\u500b\u512a\u52e2\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis\u80fd\u5920\u6bcf\u79d2\u8655\u7406\u6578\u5341\u842c\u6b21\u7684\u8acb\u6c42\uff0c\u9019\u4f7f\u5f97\u5b83\u975e\u5e38\u9069\u5408\u7528\u65bc\u9ad8\u4e26\u767c\u7684\u79d2\u6bba\u6d3b\u52d5\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\u9078\u9805\uff1a<\/strong>\u96d6\u7136Redis\u4e3b\u8981\u662f\u5167\u5b58\u6578\u64da\u5eab\uff0c\u4f46\u5b83\u63d0\u4f9b\u4e86\u591a\u7a2e\u6301\u4e45\u5316\u9078\u9805\uff0c\u78ba\u4fdd\u6578\u64da\u4e0d\u6703\u56e0\u70ba\u7cfb\u7d71\u5d29\u6f70\u800c\u4e1f\u5931\u3002<\/li>\n<li><strong>\u7c21\u55ae\u6613\u7528\uff1a<\/strong>Redis\u7684API\u7c21\u55ae\u660e\u77ad\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5feb\u901f\u4e0a\u624b\uff0c\u5be6\u73fe\u79d2\u6bba\u8a08\u6578\u5668\u7684\u529f\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%af%a6%e7%8f%beredis%e7%a7%92%e6%ae%ba%e8%a8%88%e6%95%b8%e5%99%a8%ef%bc%9f-NojHyDoafW\">\u5982\u4f55\u5be6\u73feRedis\u79d2\u6bba\u8a08\u6578\u5668\uff1f<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528Redis\u4f86\u5be6\u73fe\u79d2\u6bba\u8a08\u6578\u5668\uff1a<\/p>\n<pre><code>import redis\n\n# \u9023\u63a5\u5230Redis\u670d\u52d9\u5668\nr = redis.StrictRedis(host='localhost', port=6379, db=0)\n\n# \u8a2d\u5b9a\u5546\u54c1ID\nproduct_id = 'product_123'\n\n# \u79d2\u6bba\u8a08\u6578\u5668\u7684\u9375\ncounter_key = f'seckill_counter:{product_id}'\n\n# \u589e\u52a0\u8a08\u6578\ndef increment_counter():\n    r.incr(counter_key)\n\n# \u7372\u53d6\u7576\u524d\u8a08\u6578\ndef get_current_count():\n    return r.get(counter_key) or 0\n\n# \u6a21\u64ec\u79d2\u6bba\u8acb\u6c42\nfor _ in range(100):\n    increment_counter()\n\nprint(f'\u7576\u524d\u79d2\u6bba\u8a08\u6578\uff1a{get_current_count()}')\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u9023\u63a5\u5230Redis\u670d\u52d9\u5668\uff0c\u7136\u5f8c\u5b9a\u7fa9\u5546\u54c1ID\u548c\u8a08\u6578\u5668\u7684\u9375\u3002\u4f7f\u7528`incr`\u65b9\u6cd5\u53ef\u4ee5\u8f15\u9b06\u5730\u589e\u52a0\u8a08\u6578\uff0c\u4e26\u4e14`get`\u65b9\u6cd5\u53ef\u4ee5\u7372\u53d6\u7576\u524d\u7684\u8a08\u6578\u503c\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u80fd\u5920\u5728\u9ad8\u4e26\u767c\u7684\u60c5\u6cc1\u4e0b\uff0c\u4fdd\u8b49\u8a08\u6578\u7684\u6e96\u78ba\u6027\u3002<\/p>\n<h2 id=\"%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-NojHyDoafW\">\u61c9\u7528\u5834\u666f<\/h2>\n<p>Redis\u79d2\u6bba\u8a08\u6578\u5668\u7684\u61c9\u7528\u5834\u666f\u975e\u5e38\u5ee3\u6cdb\uff0c\u7279\u5225\u662f\u5728\u4ee5\u4e0b\u5e7e\u500b\u65b9\u9762\uff1a<\/p>\n<ul>\n<li><strong>\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\uff1a<\/strong>\u5728\u5927\u578b\u4fc3\u92b7\u6d3b\u52d5\u4e2d\uff0c\u5546\u5bb6\u53ef\u4ee5\u4f7f\u7528Redis\u4f86\u8a18\u9304\u5546\u54c1\u7684\u92b7\u552e\u60c5\u6cc1\uff0c\u4e26\u5373\u6642\u66f4\u65b0\u5eab\u5b58\u3002<\/li>\n<li><strong>\u9580\u7968\u92b7\u552e\uff1a<\/strong>\u5728\u71b1\u9580\u6f14\u5531\u6703\u6216\u9ad4\u80b2\u8cfd\u4e8b\u7684\u9580\u7968\u92b7\u552e\u4e2d\uff0c\u79d2\u6bba\u8a08\u6578\u5668\u80fd\u5920\u5e6b\u52a9\u5546\u5bb6\u5feb\u901f\u4e86\u89e3\u92b7\u552e\u72c0\u6cc1\u3002<\/li>\n<li><strong>\u9650\u91cf\u5546\u54c1\u767c\u552e\uff1a<\/strong>\u5c0d\u65bc\u9650\u91cf\u7248\u5546\u54c1\uff0c\u5546\u5bb6\u53ef\u4ee5\u5229\u7528Redis\u4f86\u78ba\u4fdd\u6bcf\u4f4d\u9867\u5ba2\u7684\u8cfc\u8cb7\u6b21\u6578\u4e0d\u8d85\u904e\u9650\u5236\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-NojHyDoafW\">\u7e3d\u7d50<\/h2>\n<p>\u5229\u7528Redis\u4f86\u8a18\u9304\u79d2\u6bba\u8a08\u6578\u5668\uff0c\u4e0d\u50c5\u80fd\u5920\u63d0\u9ad8\u7cfb\u7d71\u7684\u6548\u7387\uff0c\u9084\u80fd\u78ba\u4fdd\u6578\u64da\u7684\u6e96\u78ba\u6027\u3002\u96a8\u8457\u96fb\u5b50\u5546\u52d9\u7684\u767c\u5c55\uff0c\u8d8a\u4f86\u8d8a\u591a\u7684\u5546\u5bb6\u958b\u59cb\u91cd\u8996\u79d2\u6bba\u6d3b\u52d5\u7684\u7ba1\u7406\uff0c\u800cRedis\u7121\u7591\u662f\u5be6\u73fe\u9019\u4e00\u76ee\u6a19\u7684\u7406\u60f3\u5de5\u5177\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u696d\u52d9\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a>\u4f86\u642d\u5efa\u60a8\u7684Redis\u74b0\u5883\uff0c\u5c07\u6703\u662f\u660e\u667a\u7684\u9078\u64c7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528Redis\u8a18\u9304\u79d2\u6bba\u8a08\u6578\uff0c\u5be6\u73fe\u77ac\u9593\u7206\u70b8\u7684\u6548\u7387\uff0c\u78ba\u4fdd\u9ad8\u4e26\u767c\u4e0b\u7684\u6e96\u78ba\u8a08\u6578\u8207\u7a69\u5b9a\u6027\u80fd\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-194649","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194649","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=194649"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194649\/revisions"}],"predecessor-version":[{"id":194650,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194649\/revisions\/194650"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=194649"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=194649"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=194649"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}