{"id":49722,"date":"2022-11-18T20:36:59","date_gmt":"2023-04-18T02:15:11","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%b8%ba%e4%ba%86%e5%9c%a8heroku%e7%9a%84%e5%85%8d%e8%b4%b9%e8%ae%a1%e5%88%92%e4%b8%8b%e7%bb%a7%e7%bb%ad%e4%bd%bf%e7%94%a8django%ef%bc%8c%e5%88%a0%e9%99%a4%e6%97%a5%e5%bf%97%e6%9d%a5%e8%8a%82\/"},"modified":"2024-04-29T01:19:30","modified_gmt":"2024-04-28T17:19:30","slug":"%e4%b8%ba%e4%ba%86%e5%9c%a8heroku%e7%9a%84%e5%85%8d%e8%b4%b9%e8%ae%a1%e5%88%92%e4%b8%8b%e7%bb%a7%e7%bb%ad%e4%bd%bf%e7%94%a8django%ef%bc%8c%e5%88%a0%e9%99%a4%e6%97%a5%e5%bf%97%e6%9d%a5%e8%8a%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%b8%ba%e4%ba%86%e5%9c%a8heroku%e7%9a%84%e5%85%8d%e8%b4%b9%e8%ae%a1%e5%88%92%e4%b8%8b%e7%bb%a7%e7%bb%ad%e4%bd%bf%e7%94%a8django%ef%bc%8c%e5%88%a0%e9%99%a4%e6%97%a5%e5%bf%97%e6%9d%a5%e8%8a%82\/","title":{"rendered":"\u4e3a\u4e86\u5728Heroku\u7684\u514d\u8d39\u8ba1\u5212\u4e0b\u7ee7\u7eed\u4f7f\u7528Django\uff0c\u5220\u9664\u65e5\u5fd7\u6765\u8282\u7701PostgreSQL\u7684\u884c\u6570"},"content":{"rendered":"<h1>Django\u7684\u65e5\u5fd7\u5bf9Heroku\u7684\u514d\u8d39\u5957\u9910\u9650\u5236\u9020\u6210\u6324\u538b\u3002<\/h1>\n<p>\u6211\u5728Heroku\u4e0a\u4f7f\u7528Django\u642d\u5efa\u4e86\u4e00\u4e2aWeb\u5e94\u7528\u7a0b\u5e8f\uff0c\u7528\u4e8e\u53ef\u89c6\u5316\u6d4b\u91cf\u5f97\u5230\u7684\u6e29\u5ea6\u548c\u6e7f\u5ea6\u6570\u636e\u3002\u4f46\u4e0d\u77e5\u4f55\u65f6\uff0c\u6211\u7a81\u7136\u9047\u5230\u4e86\u514d\u8d39\u5957\u9910\u7684\u6570\u636e\u5bb9\u91cf\u9650\u5236\uff08\u6700\u591a10,000\u884c\uff09\uff0c\u5bfc\u81f4\u65e0\u6cd5\u8bbf\u95ee\u3002<br \/>\n\u5c3d\u7ba1\u6211\u8003\u8651\u4e86\u5bb9\u91cf\u9650\u5236\uff0c\u5e76\u5c3d\u91cf\u786e\u4fddPOST\u7684\u6570\u636e\u603b\u6570\u5c11\u4e8e7000\u6761\uff0c\u4f46\u4e3a\u4ec0\u4e48\u8fd8\u662f\u8d85\u8fc7\u4e86\u5462\uff1f\u4e8e\u662f\u6211\u68c0\u67e5\u4e86\u4e00\u4e0bPostgreSQL\u7684\u5185\u5bb9\uff0c\u53d1\u73b0\u4e86\u540d\u4e3a&#8221;django_admin_log&#8221;\u7684\u8868\uff0c\u884c\u6570\u5df2\u7ecf\u8d85\u8fc7\u4e864000\u884c\u3002<br \/>\n\u6211\u4e4b\u524d\u6ca1\u6ce8\u610f\u5230\uff0cdjango_admin_log\u662f\u4fdd\u5b58\u7ba1\u7406\u9875\u9762\u64cd\u4f5c\u5386\u53f2\u7684\u8868\u3002<br \/>\n\u603b\u4e4b\uff0c\u6211\u5fc5\u987b\u907f\u514d\u5bb9\u91cf\u9650\u5236\uff0c\u6240\u4ee5\u51b3\u5b9a\u5220\u9664django_admin_log\u3002<br \/>\n\u867d\u7136\u6709\u5f88\u591a\u65b9\u6cd5\u53ef\u4ee5\u9009\u62e9\uff0c\u4f46\u6211\u6682\u65f6\u5c1d\u8bd5\u4e86\u4ee5\u4e0b\u4e24\u79cd\u65b9\u6cd5\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">PostgreSQL\u3092Heroku\u7d4c\u7531\u3067\u76f4\u63a5\u64cd\u4f5c\u3059\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Django\u30a2\u30d7\u30ea\u5185\u304b\u3089python\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u524a\u9664\u3059\u308b<\/ul>\n<h2>\u901a\u8fc7Heroku\u76f4\u63a5\u64cd\u4f5cPostgreSQL<\/h2>\n<p>\u56e0\u4e3a\u6709\u4f4d\u7528\u6237\u5df2\u7ecf\u89e3\u51b3\u4e86\u5b8c\u5168\u76f8\u540c\u7684\u95ee\u9898\uff0c\u6211\u53c2\u8003\u4e86\u4ed6\u7684\u65b9\u6cd5\u6765\u5220\u9664\u5360\u7528Heroku\u4e0aPostgreSQL\u884c\u6570\u7684django_admin_log\u3002<\/p>\n<h2>\u5728Django\u5e94\u7528\u5185\u4f7f\u7528Python\u7a0b\u5e8f\u8fdb\u884c\u5220\u9664\u3002<\/h2>\n<p>\u7531\u4e8e\u6211\u60f3\u5b9a\u671f\u81ea\u52a8\u5220\u9664\uff0c\u6240\u4ee5\u6211\u8003\u8651\u4e86\u4eceDjango\u5e94\u7528\u7a0b\u5e8f\u4e2d\u5220\u9664\u7684\u65b9\u6cd5\u3002\u53ef\u80fd\u8fd8\u6709\u66f4\u597d\u7684\u65b9\u6cd5\uff0c\u4f46\u8bf7\u539f\u8c05\u6211\u662f\u4e2a\u4e1a\u4f59\u8005\u3002<\/p>\n<h3>\u7528\u65e5\u671f\u548c\u65f6\u95f4\u6765\u6307\u5b9a\u7684\u65b9\u6cd5<\/h3>\n<p>\u7531\u4e8eLogEntry\u4e2d\u6709\u4e00\u4e2a\u540d\u4e3a&#8221;action_time&#8221;\u7684\u65f6\u95f4\u5217\uff0c\u56e0\u6b64\u53ef\u4ee5\u901a\u8fc7\u5bf9\u5176\u8fdb\u884c\u7b5b\u9009\u6765\u5728\u6307\u5b9a\u65f6\u95f4\u5220\u9664\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"nn\">django.contrib.admin.models<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">LogEntry<\/span>\r\n<span class=\"kn\">from<\/span> <span class=\"nn\">django.utils<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">timezone<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">pytz<\/span>\r\n\r\n<span class=\"n\">threshold_date<\/span> <span class=\"o\">=<\/span> <span class=\"n\">timezone<\/span><span class=\"p\">.<\/span><span class=\"n\">now<\/span><span class=\"p\">()<\/span>\r\n<span class=\"n\">LogEntry<\/span><span class=\"p\">.<\/span><span class=\"n\">objects<\/span><span class=\"p\">.<\/span><span class=\"nb\">filter<\/span><span class=\"p\">(<\/span><span class=\"n\">action_time__lte<\/span><span class=\"o\">=<\/span><span class=\"n\">threshold_date<\/span><span class=\"p\">).<\/span><span class=\"n\">delete<\/span><span class=\"p\">()<\/span>\r\n<\/code><\/pre>\n<h3>\u6839\u636e\u6570\u91cf\u6307\u5b9a\u7684\u65b9\u6cd5<\/h3>\n<p>\u68c0\u67e5django_admin_log\u6570\u91cf\uff0c\u5982\u679c\u8d85\u8fc7\u6307\u5b9a\u6570\u91cf\uff0c\u5219\u5220\u9664\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"nn\">django.contrib.admin.models<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">LogEntry<\/span>\r\n\r\n<span class=\"k\">def<\/span> <span class=\"nf\">DeleteLogsMoreThanLimit<\/span><span class=\"p\">(<\/span><span class=\"n\">number<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"n\">count<\/span> <span class=\"o\">=<\/span> <span class=\"n\">LogEntry<\/span><span class=\"p\">.<\/span><span class=\"n\">objects<\/span><span class=\"p\">.<\/span><span class=\"n\">count<\/span><span class=\"p\">()<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">count<\/span> <span class=\"o\">&gt;<\/span> <span class=\"n\">number<\/span><span class=\"p\">:<\/span>\r\n        <span class=\"n\">models<\/span> <span class=\"o\">=<\/span> <span class=\"n\">LogEntry<\/span><span class=\"p\">.<\/span><span class=\"n\">objects<\/span><span class=\"p\">.<\/span><span class=\"n\">order_by<\/span><span class=\"p\">(<\/span><span class=\"s\">'-action_time'<\/span><span class=\"p\">)[:<\/span><span class=\"n\">number<\/span><span class=\"p\">]<\/span> \r\n        <span class=\"n\">LogEntry<\/span><span class=\"p\">.<\/span><span class=\"n\">objects<\/span><span class=\"p\">.<\/span><span class=\"n\">exclude<\/span><span class=\"p\">(<\/span><span class=\"n\">pk__in<\/span><span class=\"o\">=<\/span><span class=\"n\">models<\/span><span class=\"p\">).<\/span><span class=\"n\">delete<\/span><span class=\"p\">()<\/span>\r\n\r\n<span class=\"n\">DeleteLogsMoreThanLimit<\/span><span class=\"p\">(<\/span><span class=\"mi\">10<\/span><span class=\"p\">)<\/span>\r\n<\/code><\/pre>\n<h2>\u5728Django\u7684\u7ba1\u7406\u754c\u9762\u4e0a\u663e\u793a\u65e5\u5fd7\u3002<\/h2>\n<p>\u5982\u679c\u60f3\u5728\u7ba1\u7406\u9875\u9762\u4e0a\u663e\u793a\u65e5\u5fd7\uff0c\u53ef\u80fd\u4f1a\u662f\u8fd9\u6837\u7684\u611f\u89c9\u5427\u3002\u53ea\u9700\u8981\u5728admin.py\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u7801\u5373\u53ef\u3002<br \/>\n\u4f46\u662f\uff0c\u5373\u4f7f\u4ece\u7ba1\u7406\u9875\u9762\u4e0a\u5220\u9664\u65e5\u5fd7\uff0c\u4e5f\u4f1a\u6dfb\u52a0\u201c\u5220\u9664\u64cd\u4f5c\u65e5\u5fd7\u201d\uff0c\u6240\u4ee5\u4e0d\u80fd\u51cf\u5c11\u65e5\u5fd7\u7684\u603b\u6570\uff0c\u6211\u8ba4\u4e3a\u3002<br \/>\n\u53ea\u80fd\u786e\u8ba4\u65e5\u5fd7\u7684\u5185\u5bb9\u800c\u5df2\u5462&#8230;<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"nn\">django.contrib.admin.models<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">LogEntry<\/span>\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">LogAdmin<\/span><span class=\"p\">(<\/span><span class=\"n\">admin<\/span><span class=\"p\">.<\/span><span class=\"n\">ModelAdmin<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"n\">list_display<\/span> <span class=\"o\">=<\/span> <span class=\"p\">(<\/span><span class=\"s\">'action_time'<\/span><span class=\"p\">,<\/span> <span class=\"s\">'user'<\/span><span class=\"p\">,<\/span> <span class=\"s\">'content_type'<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">list_filter<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"s\">'action_time'<\/span><span class=\"p\">,<\/span> <span class=\"s\">'user'<\/span><span class=\"p\">,<\/span> <span class=\"s\">'content_type'<\/span><span class=\"p\">]<\/span>\r\n    <span class=\"n\">ordering<\/span> <span class=\"o\">=<\/span> <span class=\"p\">(<\/span><span class=\"s\">'-action_time'<\/span><span class=\"p\">,)<\/span>\r\n\r\n<span class=\"n\">admin<\/span><span class=\"p\">.<\/span><span class=\"n\">site<\/span><span class=\"p\">.<\/span><span class=\"n\">register<\/span><span class=\"p\">(<\/span><span class=\"n\">LogEntry<\/span><span class=\"p\">,<\/span> <span class=\"n\">LogAdmin<\/span><span class=\"p\">)<\/span>\r\n<\/code><\/pre>\n<h2>\u6211\u501f\u9274\u4e86\u60a8\u7684\u610f\u89c1<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u5404\u30c6\u30fc\u30d6\u30eb\u306eRow\u6570\u78ba\u8a8d<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">heroku\u4e0a\u306ePostgresql\u306e\u64cd\u4f5c<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">heroku\u306ePostgresql row\u6570\u3092\u5727\u8feb\u3059\u308bdjango_admin_log\u3092\u524a\u9664<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Django\u7684\u65e5\u5fd7\u5bf9Heroku\u7684\u514d\u8d39\u5957\u9910\u9650\u5236\u9020\u6210\u6324\u538b\u3002 \u6211\u5728Heroku\u4e0a\u4f7f\u7528Django\u642d\u5efa\u4e86\u4e00\u4e2aWeb\u5e94 [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-49722","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u4e3a\u4e86\u5728Heroku\u7684\u514d\u8d39\u8ba1\u5212\u4e0b\u7ee7\u7eed\u4f7f\u7528Django\uff0c\u5220\u9664\u65e5\u5fd7\u6765\u8282\u7701PostgreSQL\u7684\u884c\u6570 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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