{"id":49851,"date":"2024-01-04T04:24:15","date_gmt":"2023-12-30T00:13:54","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/django%e6%95%99%e7%a8%8b%e7%ac%ac%e4%b8%89%e9%83%a8%e5%88%86%ef%bc%88%e6%a8%a1%e5%9e%8b%e5%88%9b%e5%bb%ba%ef%bc%8cdjango%e7%ae%a1%e7%90%86%e9%a1%b5%e9%9d%a2%ef%bc%89\/"},"modified":"2024-05-04T16:46:09","modified_gmt":"2024-05-04T08:46:09","slug":"django%e6%95%99%e7%a8%8b%e7%ac%ac%e4%b8%89%e9%83%a8%e5%88%86%ef%bc%88%e6%a8%a1%e5%9e%8b%e5%88%9b%e5%bb%ba%ef%bc%8cdjango%e7%ae%a1%e7%90%86%e9%a1%b5%e9%9d%a2%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/django%e6%95%99%e7%a8%8b%e7%ac%ac%e4%b8%89%e9%83%a8%e5%88%86%ef%bc%88%e6%a8%a1%e5%9e%8b%e5%88%9b%e5%bb%ba%ef%bc%8cdjango%e7%ae%a1%e7%90%86%e9%a1%b5%e9%9d%a2%ef%bc%89\/","title":{"rendered":"Django\u6559\u7a0b\u7b2c\u4e09\u90e8\u5206\uff08\u6a21\u578b\u521b\u5efa\uff0cDjango\u7ba1\u7406\u9875\u9762\uff09"},"content":{"rendered":"<h1>\u9996\u5148<\/h1>\n<p>\u7ee7\u7eed Django \u6559\u7a0b\u7b2c\u4e8c\u90e8\u5206\uff08\u521b\u5efa\u89c6\u56fe\uff09\uff0c\u6211\u4eec\u6765\u521b\u5efa\u4e00\u4e2a\u5e94\u7528\u3002\u53c2\u8003\u300aDjango \u5b9e\u6218\u6559\u7a0b\uff08\u57fa\u7840\u7bc7\uff09\u300b\uff0c\u5f00\u59cb\u7b2c\u4e00\u6b21 Django \u5e94\u7528\u5f00\u53d1\u3002<\/p>\n<h1>\u6570\u636e\u5e93\u7684\u8bbe\u7f6e<\/h1>\n<p>\u5728config\/settings.py\u6587\u4ef6\u4e2d\u8fdb\u884c\u6570\u636e\u5e93\u7684\u914d\u7f6e\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u4f7f\u7528\u7684\u662fSQLite\uff0c\u56e0\u4e3a\u5b83\u5df2\u7ecf\u4ee5Python\u7684\u6807\u51c6\u5e93\u7684\u5f62\u5f0f\u5185\u7f6e\uff0c\u65e0\u9700\u989d\u5916\u5b89\u88c5\u3002\u636e\u8bf4\u5728\u751f\u4ea7\u73af\u5883\u4e2d\u6700\u597d\u4f7f\u7528\u50cfPostgreSQL\u8fd9\u6837\u7684\u6570\u636e\u5e93\u3002\u7531\u4e8e\u5bf9\u6570\u636e\u5e93\u4e0d\u592a\u4e86\u89e3\uff0c\u56e0\u6b64\u5728\u8fd9\u91cc\u5148\u7a0d\u5fae\u7814\u7a76\u4e00\u4e0b\u6570\u636e\u5e93\u3002\u6839\u636e\u4ee5\u4e0b\u6587\u7ae0\u7684\u5185\u5bb9\uff0c\u4f3c\u4e4e\u5e76\u6ca1\u6709\u8bf4\u751f\u4ea7\u73af\u5883\u5c31\u4e0d\u80fd\u7528SQLite\u4e4b\u7c7b\u7684\u95ee\u9898\uff0c\u4f46\u5b83\u4f3c\u4e4e\u4e0d\u9002\u5408\u8d85\u51fa\u4e2a\u4eba\u8303\u56f4\u7684\u4f7f\u7528\uff0c\u56e0\u4e3a\u65e0\u6cd5\u8fdb\u884c\u591a\u4e2a\u540c\u65f6\u5199\u5165\u3002\u5982\u679c\u53ea\u662f\u535a\u5ba2\u4e4b\u7c7b\u7684\u5e94\u7528\uff0c\u5e94\u8be5\u6ca1\u6709\u95ee\u9898\u3002<\/p>\n<p>\u627e\u56de\u8a71\u984c\u3002\u5728config\/settings.py\u4e2d\u6709\u4e00\u500b\u53eb\u505aDATABASES\u7684\u9805\u76ee\uff0c\u9810\u8a2d\u8a2d\u5b9a\u662fSQLite\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"c1\"># Database\r\n# https:\/\/docs.djangoproject.com\/en\/3.1\/ref\/settings\/#databases\r\n<\/span>\r\n<span class=\"n\">DATABASES<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"s\">'default'<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"s\">'ENGINE'<\/span><span class=\"p\">:<\/span> <span class=\"s\">'django.db.backends.sqlite3'<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"s\">'NAME'<\/span><span class=\"p\">:<\/span> <span class=\"n\">BASE_DIR<\/span> <span class=\"o\">\/<\/span> <span class=\"s\">'db.sqlite3'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5982\u679c\u9879\u76ee\u4f7f\u7528SQLite\u4f5c\u4e3a\u6570\u636e\u5e93\uff0c\u5e76\u4e14\u6570\u636e\u5e93\u7684\u540d\u79f0\u4e3aNAME\uff0c\u5219\u5c06\u6587\u4ef6\u4fdd\u5b58\u5728\u9879\u76ee\u76ee\u5f55\u4e2d\uff08polls\/db.sqlite3\uff09\u3002\u5982\u679c\u4f7f\u7528\u7684\u662f\u5176\u4ed6\u6570\u636e\u5e93\uff08\u975eSQLite\uff09\uff0c\u5219\u9700\u8981\u8fdb\u884c\u989d\u5916\u7684\u914d\u7f6e\uff0c\u5982USER\u3001PASSWORD\u3001HOST\u7b49\u3002\u6211\u60f3\u5c1d\u8bd5\u4f7f\u7528PostgreSQL\uff0c\u4f46\u76ee\u524d\u5148\u4e0d\u8003\u8651\u3002\uff082021\/04\/13\u66f4\u65b0\uff09<br \/>\n\u5c06\u6211\u5728Django\u4e2d\u4f7f\u7528\u73b0\u6709\u7684PostgreSQL\u7684\u8bd5\u9a8c\u7ed3\u679c\u63cf\u8ff0\u4e00\u4e0b\u3002<br \/>\n\u6b64\u5916\uff0c\u5728config\/settings.py\u4e2d\u8fd8\u9700\u8981\u8bbe\u7f6eTIME_ZONE\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cLANGUAGE\u4e3a\u82f1\u8bed\uff0cTIME_ZONE\u4e3aUTC\uff0c\u60a8\u53ef\u4ee5\u8fdb\u884c\u66f4\u6539\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"c1\"># Internationalization\r\n# https:\/\/docs.djangoproject.com\/en\/3.1\/topics\/i18n\/\r\n<\/span>\r\n<span class=\"n\">LANGUAGE_CODE<\/span> <span class=\"o\">=<\/span> <span class=\"s\">'ja'<\/span>  <span class=\"c1\"># 'en-us'\r\n<\/span>\r\n<span class=\"n\">TIME_ZONE<\/span> <span class=\"o\">=<\/span> <span class=\"s\">'Asia\/Tokyo'<\/span>  <span class=\"c1\"># 'UTC'\r\n<\/span>\r\n<span class=\"n\">USE_I18N<\/span> <span class=\"o\">=<\/span> <span class=\"bp\">True<\/span>\r\n\r\n<span class=\"n\">USE_L10N<\/span> <span class=\"o\">=<\/span> <span class=\"bp\">True<\/span>\r\n\r\n<span class=\"n\">USE_TZ<\/span> <span class=\"o\">=<\/span> <span class=\"bp\">True<\/span>\r\n<\/code><\/pre>\n<p>USE_I18N\u3001USE_L10N\u3001USE_TZ \u5206\u522b\u8868\u793a\u4ee5\u4e0b\u542b\u4e49\u3002\u4fdd\u6301\u9ed8\u8ba4\u4e3a True \u5373\u53ef\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">USE_I18N: \u591a\u8a00\u8a9e\u5316\u6a5f\u80fd\u3092\u6709\u52b9\u306b\u3059\u308b\u304b\u3069\u3046\u304b\u3002(I18N = Internationalisation)<\/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\">USE_L10N: \u30ed\u30fc\u30ab\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u6a5f\u80fd\u3092\u6709\u52b9\u306b\u3059\u308b\u304b\u3069\u3046\u304b\u3002(L10N = Localization)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">USE_TZ: \u30bf\u30a4\u30e0\u30be\u30fc\u30f3\u5909\u63db\u6a5f\u80fd\u3092\u6709\u52b9\u306b\u3059\u308b\u304b\u3069\u3046\u304b\u3002False \u3060\u3068\u4e0a\u8a18\u306e TIME_ZONE \u306e\u8a2d\u5b9a\u304c\u9069\u7528\u3055\u308c\u306a\u3044<\/ul>\n<h1>\u79fb\u6c11<\/h1>\n<p>\u8981\u4f7f\u7528\u6570\u636e\u5e93\uff0c\u9700\u8981\u6267\u884c\u79f0\u4e3a\u8fc1\u79fb\u7684\u64cd\u4f5c\uff0c\u5e76\u521b\u5efa\u6570\u636e\u5e93\u548c\u8868\u3002\u8fc1\u79fb\u901a\u8fc7\u4ee5\u4e0b\u4e24\u4e2a\u547d\u4ee4\u9010\u6b65\u8fdb\u884c\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">makemigrations : \u30e2\u30c7\u30eb\u306e\u5b9a\u7fa9\u304b\u3089\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">migrate : \u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u306e\u5185\u5bb9\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u53cd\u6620\u3057\u3066\u3001\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u30fb\u5909\u66f4<\/ul>\n<p>\u7531\u4e8e\u76ee\u524d\u8fd8\u6ca1\u6709\u521b\u5efa\u6a21\u578b\uff0c\u56e0\u6b64\u6267\u884cmakemigrations\u4e0d\u4f1a\u53d1\u751f\u4efb\u4f55\u4e8b\u60c5\u3002\u56e0\u6b64\u53ea\u6267\u884cmigrate\u547d\u4ee4\u3002\u547d\u4ee4\u5982\u4e0b\u3002<\/p>\n<pre class=\"post-pre\"><code>$ python manage.py migrage\r\n<\/code><\/pre>\n<p>\u82e5\u5728\u6ca1\u6709\u6307\u5b9a\u53c2\u6570\u7684\u60c5\u51b5\u4e0b\u6267\u884c\u547d\u4ee4\uff0c\u5219\u4f1a\u9488\u5bf9\u5728config\/settings.py\u6587\u4ef6\u4e2d\u5b9a\u4e49\u7684INSTALLED_APPS\u4e2d\u6ce8\u518c\u7684\u5e94\u7528\u7a0b\u5e8f\u521b\u5efa\u8868\u3002\u5982\u679c\u60f3\u8981\u9650\u5b9a\u7279\u5b9a\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u5219\u53ef\u4ee5\u901a\u8fc7\u53c2\u6570\u8fdb\u884c\u6307\u5b9a\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cINSTALLED_APPS\u5982\u4e0b\u6240\u793a\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"c1\"># Application definition\r\n<\/span>\r\n<span class=\"n\">INSTALLED_APPS<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"s\">'django.contrib.admin'<\/span><span class=\"p\">,<\/span>        <span class=\"c1\"># \u7ba1\u7406\u30b5\u30a4\u30c8\r\n<\/span>    <span class=\"s\">'django.contrib.auth'<\/span><span class=\"p\">,<\/span>         <span class=\"c1\"># \u8a8d\u8a3c\u30b7\u30b9\u30c6\u30e0\r\n<\/span>    <span class=\"s\">'django.contrib.contenttypes'<\/span><span class=\"p\">,<\/span> <span class=\"c1\"># \u30b3\u30f3\u30c6\u30f3\u30c4\u30bf\u30a4\u30d7\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\r\n<\/span>    <span class=\"s\">'django.contrib.sessions'<\/span><span class=\"p\">,<\/span>     <span class=\"c1\"># \u30bb\u30c3\u30b7\u30e7\u30f3\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\r\n<\/span>    <span class=\"s\">'django.contrib.messages'<\/span><span class=\"p\">,<\/span>     <span class=\"c1\"># \u30e1\u30c3\u30bb\u30fc\u30b8\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\r\n<\/span>    <span class=\"s\">'django.contrib.staticfiles'<\/span><span class=\"p\">,<\/span>  <span class=\"c1\"># \u9759\u7684\u30d5\u30a1\u30a4\u30eb\u7ba1\u7406\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\r\n<\/span><span class=\"p\">]<\/span>\r\n<\/code><\/pre>\n<p>\u6267\u884c\u8fc1\u79fb\u547d\u4ee4\u540e\uff0c\u5c06\u521b\u5efa mysite\/db.sqlite3\uff08\u76ee\u5f55\u548c\u6587\u4ef6\u540d\u6839\u636e\u6570\u636e\u5e93\u914d\u7f6e\u800c\u53d8\uff09\u3002<br \/>\n\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u786e\u8ba4\u4e0e\u4e0a\u8ff0\u5e94\u7528\u7a0b\u5e8f\u76f8\u5173\u7684\u8868\u5df2\u88ab\u521b\u5efa\u3002<\/p>\n<pre class=\"post-pre\"><code>$ sqlite3 db.sqlite3\r\nsqlite&gt; .tables\r\n<\/code><\/pre>\n<h1>\u5efa\u7acb\u6a21\u578b<\/h1>\n<p>\u901a\u8fc7\u521b\u5efa\u88ab\u79f0\u4e3a\u6a21\u578b\u7684\u7c7b\uff0c\u53ef\u4ee5\u521b\u5efa\u548c\u6570\u636e\u5e93\u8868\u548c\u5217\u5bf9\u5e94\u7684\u5b9a\u4e49\uff0c\u5e76\u5c06\u6570\u636e\u5e93\u8bb0\u5f55\u4f5c\u4e3a\u6570\u636e\u5e93\u5bf9\u8c61\u6765\u5904\u7406\u3002\u5bf9\u8c61-\u5173\u7cfb\u6620\u5c04\u5668\uff08ORM\uff09\u529f\u80fd\u53ef\u4ee5\u5904\u7406\u4e0a\u8ff0\u5bf9\u5e94\u5173\u7cfb\u4ee5\u53ca\u4e0d\u540c\u6570\u636e\u5e93\u7c7b\u578b\u4e4b\u95f4\u7684\u5dee\u5f02\uff0c\u4f7f\u6570\u636e\u5904\u7406\u53d8\u5f97\u66f4\u52a0\u5bb9\u6613\u3002<\/p>\n<p>\u5728 polls\/models.py \u4e2d\u5b9a\u4e49\u6a21\u578b\u7c7b\u3002\u5728\u672c\u6559\u7a0b\u4e2d\uff0c\u521b\u5efa\u4e24\u4e2a\u6a21\u578b\uff1aQuestion \u548c Choice\u3002\u4ee3\u7801\u5982\u4e0b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"nn\">django.db<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">models<\/span>\r\n\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">Question<\/span><span class=\"p\">(<\/span><span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"n\">Model<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"k\">class<\/span> <span class=\"nc\">Meta<\/span><span class=\"p\">:<\/span>\r\n        <span class=\"n\">db_table<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"polls_question\"<\/span>\r\n\r\n    <span class=\"n\">question_text<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"n\">CharField<\/span><span class=\"p\">(<\/span><span class=\"n\">max_length<\/span><span class=\"o\">=<\/span><span class=\"mi\">200<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">pub_date<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"n\">DateTimeField<\/span><span class=\"p\">(<\/span><span class=\"s\">'date published'<\/span><span class=\"p\">)<\/span>\r\n\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">__str__<\/span><span class=\"p\">(<\/span><span class=\"bp\">self<\/span><span class=\"p\">):<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"bp\">self<\/span><span class=\"p\">.<\/span><span class=\"n\">question_text<\/span>\r\n\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">Choice<\/span><span class=\"p\">(<\/span><span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"n\">Model<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"k\">class<\/span> <span class=\"nc\">Meta<\/span><span class=\"p\">:<\/span>\r\n        <span class=\"n\">db_table<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"polls_choice\"<\/span>\r\n\r\n    <span class=\"n\">question<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"n\">ForeignKey<\/span><span class=\"p\">(<\/span><span class=\"n\">Question<\/span><span class=\"p\">,<\/span> <span class=\"n\">on_delete<\/span><span class=\"o\">=<\/span><span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"n\">CASCADE<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">choice_text<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"n\">CharField<\/span><span class=\"p\">(<\/span><span class=\"n\">max_length<\/span><span class=\"o\">=<\/span><span class=\"mi\">200<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">votes<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"n\">IntegerField<\/span><span class=\"p\">(<\/span><span class=\"n\">default<\/span><span class=\"o\">=<\/span><span class=\"mi\">0<\/span><span class=\"p\">)<\/span>\r\n\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">__str__<\/span><span class=\"p\">(<\/span><span class=\"bp\">self<\/span><span class=\"p\">):<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"bp\">self<\/span><span class=\"p\">.<\/span><span class=\"n\">choice_text<\/span>\r\n<\/code><\/pre>\n<p>\u6a21\u578b\u662f\u901a\u8fc7\u7ee7\u627fdjango.db.models.Model\u7c7b\u6765\u5b9a\u4e49\u7684\u3002\u5728\u6bcf\u4e2a\u7c7b\u5185\u90e8\u7684Meta\u7c7b\u4e2d\u5b9a\u4e49\u4e86\u9644\u52a0\u4fe1\u606f\uff0c\u4f8b\u5982\u5bf9\u5e94\u7684\u8868\u540d\uff0c__str__\u65b9\u6cd5\u5b9a\u4e49\u4e86\u5728\u4ea4\u4e92\u5f0fshell\u6216\u7ba1\u7406\u754c\u9762\u4e2d\u663e\u793a\u7684\u5bf9\u8c61\u5185\u5bb9\u3002\uff08\u5728\u4e0a\u8ff0\u4f8b\u5b50\u4e2d\uff0c\u901a\u8fc7Meta\u7c7b\u5b9a\u4e49\u4e86\u8868\u540d\u4e3a&#8217;polls_question&#8217;\u6216&#8217;polls_choice&#8217;\uff0c\u4f46\u5982\u679c\u672a\u5b9a\u4e49\uff0c\u5219\u9ed8\u8ba4\u4e3a&lt;\u5e94\u7528\u7a0b\u5e8f\u540d\u79f0&gt;_&lt;\u6a21\u578b\u7c7b\u540d\u7684\u86c7\u5f62\u547d\u540d\u5b57\u7b26\u4e32&gt;\uff0c\u56e0\u6b64\u53ef\u4ee5\u4e0d\u5199\u4e0a\u8ff0\u6570\u636e\u5e93\u540d\u79f0\u7684\u5b9a\u4e49\uff0c\u4ecd\u7136\u4f1a\u751f\u6210\u76f8\u540c\u7684\u6570\u636e\u5e93\u540d\u79f0\u3002\uff09\u901a\u8fc7\u8bd5\u9a8c\u53ef\u4ee5\u53d1\u73b0\uff0c\u5728\u521b\u5efa\u7b2c\u4e00\u4e2aDjango\u5e94\u7528\u7a0b\u5e8f\u540e\uff0c\u901a\u8fc7\u53c2\u8003\u5176[\u8bd5\u9a8cAPI]\u53ef\u4ee5\u7406\u89e3__str__\u65b9\u6cd5\u7684\u5b9e\u7528\u6027\u3002<br \/>\n\u5728\u6bcf\u4e2a\u7c7b\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528Field\u7c7b\u4f5c\u4e3a\u7c7b\u5c5e\u6027\u6765\u5b9a\u4e49\u8868\u7684\u5217\u3002\u5728\u4e0a\u8ff0\u4f8b\u5b50\u4e2d\uff0c\u5b9a\u4e49\u4e86\u4ee5\u4e0b\u7c7b\u5c5e\u6027\uff1a<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Question : question_text (char \u578b)\u3001pub_date (date \u578b)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Choice : choice_text (char \u578b)\u3001votes (int \u578b)<\/ul>\n<p>\u5728\u8fd9\u91cc\u8fd8\u6709\u8bb8\u591a\u5176\u4ed6\u7684Field\u7c7b\u548cField\u9009\u9879\uff0c\u4f46\u662f\u5728\u8fd9\u91cc\u5c31\u7701\u7565\u4e86\u3002\u8be6\u7ec6\u4fe1\u606f\u8bf7\u53c2\u8003\u6a21\u578b\u5b57\u6bb5\u53c2\u8003\u8d44\u6599\u3002<\/p>\n<p>\u5728\u4e2d\u56fd\uff0c\u7528\u6bcd\u8bed\u89e3\u91ca\u5982\u4e0b\uff0c\u53ea\u9700\u8981\u4e00\u79cd\u9009\u9879:<br \/>\n\u540c\u65f6\uff0c\u5728\u6a21\u578b\u4e2d\u7528models.ForeignKey\u5b9a\u4e49\u8868\u4e4b\u95f4\u7684\u5173\u7cfb\u3002ForeignKey\u5b9a\u4e49\u4e86\u4e00\u5bf9\u591a\u7684\u5173\u7cfb\uff0c\u901a\u5e38\u5728[\u591a]\u8868\u4e2d\u8bbe\u7f6e\u4e00\u4e2a\u5916\u952e\uff0c\u4ee5\u53c2\u8003[\u4e00]\u8868\u7684\u4e3b\u952e\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6bcf\u4e2aChoice\u90fd\u4e0e\u4e00\u4e2aQuestion\u76f8\u5173\u8054\u3002\u8fd8\u6709\u5176\u4ed6\u4e00\u5bf9\u4e00\u5173\u7cfb\u7684\u5b9a\u4e49models.OneToOneField\u548c\u591a\u5bf9\u591a\u5173\u7cfb\u7684\u5b9a\u4e49models.ManyToManyField\u3002<\/p>\n<h1>\u6a21\u578b\u6fc0\u6d3b<\/h1>\n<p>\u56e0\u4e3a\u5728\u4e0a\u8ff0\u4e2d\u5df2\u7ecf\u5b9a\u4e49\u4e86\u6a21\u578b\uff0c\u6240\u4ee5\u53ef\u4ee5\u901a\u8fc7\u6267\u884cmakemigrations\u547d\u4ee4\u6765\u521b\u5efa\u8fc1\u79fb\u6587\u4ef6\uff0c\u7136\u540e\u901a\u8fc7\u6267\u884cmigrate\u547d\u4ee4\u5c06\u6240\u521b\u5efa\u7684\u6a21\u578b\u5b9a\u4e49\u53cd\u6620\u5230\u6570\u636e\u5e93\u4e2d\u3002\u4e3a\u4e86\u5728\u9879\u76ee\u4e2d\u5305\u542b\u5e94\u7528\u7a0b\u5e8f\uff0c\u9700\u8981\u5728config\/settings.py\u6587\u4ef6\u7684INSTALLED_APPS\u4e2d\u6dfb\u52a0makemigrations\u547d\u4ee4\u4e4b\u524d\u7684\u5e94\u7528\u7a0b\u5e8f\u3002\u5bf9\u4e8e\u81ea\u5b9a\u4e49\u5e94\u7528\u7a0b\u5e8f\uff08\u5982\u672c\u4f8b\u4e2d\u7684Polls\u5e94\u7528\u7a0b\u5e8f\uff09\uff0c\u9700\u8981\u6dfb\u52a0\u4f4d\u4e8e\u5404\u5e94\u7528\u7a0b\u5e8f\u76ee\u5f55\u4e0b\u7684apps.py\u6587\u4ef6\u4e2d\u7684AppConfig\uff08\u5728\u8fd9\u91cc\u662fPollsConfig\uff09\u7684\u914d\u7f6e\u3002\u7531\u4e8ePollsConfig\u4f4d\u4e8epolls\/apps.py\u4e2d\uff0c\u6240\u4ee5\u9700\u8981\u5c06\u5176\u5199\u4e3a&#8217;polls.apps.PollsConfig&#8217;\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"c1\"># Application definition\r\n<\/span>\r\n<span class=\"n\">INSTALLED_APPS<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"s\">'polls.apps.PollsConfig'<\/span><span class=\"p\">,<\/span>      <span class=\"c1\"># Polls \u30a2\u30d7\u30ea\r\n<\/span>    <span class=\"s\">'django.contrib.admin'<\/span><span class=\"p\">,<\/span>        <span class=\"c1\"># \u7ba1\u7406\u30b5\u30a4\u30c8\r\n<\/span>    <span class=\"s\">'django.contrib.auth'<\/span><span class=\"p\">,<\/span>         <span class=\"c1\"># \u8a8d\u8a3c\u30b7\u30b9\u30c6\u30e0\r\n<\/span>    <span class=\"s\">'django.contrib.contenttypes'<\/span><span class=\"p\">,<\/span> <span class=\"c1\"># \u30b3\u30f3\u30c6\u30f3\u30c4\u30bf\u30a4\u30d7\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\r\n<\/span>    <span class=\"s\">'django.contrib.sessions'<\/span><span class=\"p\">,<\/span>     <span class=\"c1\"># \u30bb\u30c3\u30b7\u30e7\u30f3\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\r\n<\/span>    <span class=\"s\">'django.contrib.messages'<\/span><span class=\"p\">,<\/span>     <span class=\"c1\"># \u30e1\u30c3\u30bb\u30fc\u30b8\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\r\n<\/span>    <span class=\"s\">'django.contrib.staticfiles'<\/span><span class=\"p\">,<\/span>  <span class=\"c1\"># \u9759\u7684\u30d5\u30a1\u30a4\u30eb\u7ba1\u7406\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\r\n<\/span><span class=\"p\">]<\/span>\r\n<\/code><\/pre>\n<p>\u7531\u4e8e\u4e0a\u8ff0\u547d\u4ee4\u4e2d\u7684\u201cPolls\u201d\u5e94\u7528\u7a0b\u5e8f\u88ab\u8bc6\u522b\uff0c\u56e0\u6b64\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8fdb\u884c\u8fc1\u79fb\u3002\u5c3d\u7ba1\u4ee5\u4e0b\u6307\u5b9a\u4e86\u201cpolls\u201d\uff0c\u4f46\u5982\u679c\u6ca1\u6709\u8fdb\u884c\u66f4\u6539\uff0c\u5219\u4e0d\u4f1a\u5904\u7406\u4efb\u4f55\u53c2\u6570\uff0c\u5373\u4f7f\u8bfb\u53d6\u6574\u4e2a\u6587\u4ef6\u4e5f\u5e94\u8be5\u53ea\u5904\u7406\u201cpolls\u201d\u3002\u8fc1\u79fb\u6587\u4ef6\u5c06\u4fdd\u5b58\u5728\u201cpolls\/migrations\u201d\u76ee\u5f55\u4e2d\u3002<\/p>\n<pre class=\"post-pre\"><code>$ python manage.py makemigrations polls\r\n$ python manage.py migrate \r\n<\/code><\/pre>\n<h1>\u4ecb\u7ecd Django \u7ba1\u7406\u5458\u7cfb\u7edf<\/h1>\n<p>\u5728\u8fd9\u91cc\u5c1d\u8bd5\u4f7f\u7528Django\u9ed8\u8ba4\u7684\u7ba1\u7406\u7f51\u7ad9\u3002\u9996\u5148\u521b\u5efa\u7ba1\u7406\u7528\u6237\u3002\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\uff0c\u8bbe\u7f6e\u7528\u6237\u540d\u3001\u90ae\u7bb1\u548c\u5bc6\u7801\u3002<\/p>\n<pre class=\"post-pre\"><code>$ python manage.py createsuperuser\r\n<\/code><\/pre>\n<p>\u8fd0\u884c\u547d\u4ee4 &#8220;$ python manage.py runserver&#8221; \u542f\u52a8\u5f00\u53d1\u670d\u52a1\u5668\uff0c\u8bbf\u95ee http:\/\/127.0.0.1:8000\/admin\/ \u53ef\u4ee5\u770b\u5230\u7ba1\u7406\u7f51\u7ad9\u3002\u4f7f\u7528\u4e4b\u524d\u8bbe\u7f6e\u7684\u7528\u6237\u540d\u548c\u5bc6\u7801\u767b\u5f55\u540e\uff0c\u53ef\u4ee5\u8fdb\u884c\u5404\u79cd\u64cd\u4f5c\uff0c\u4f46\u8fd9\u91cc\u7565\u8fc7\u4e0d\u63d0\u3002<\/p>\n<h1>\u6700\u540e<\/h1>\n<p>\u5728\u8fdb\u884c\u7b2c\u4e8c\u6b21\u521b\u5efa Django \u5e94\u7528\u7a0b\u5e8f\u7684\u540c\u65f6\uff0c\u6211\u4f7f\u7528\u4e86\u5b9e\u7528\u7684 Django \u6559\u79d1\u4e66\uff08\u57fa\u7840\u7bc7\uff09\u6765\u8f85\u52a9\u5b66\u4e60\u3002\u8fd9\u672c\u5b9e\u7528\u7684 Django \u6559\u79d1\u4e66\uff08\u57fa\u7840\u7bc7\uff09\u5e2e\u52a9\u6211\u52a0\u6df1\u4e86\u7406\u89e3\uff0c\u975e\u5e38\u6709\u5e2e\u52a9\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u5c06\u7ee7\u7eed\u8fdb\u884c\u7b2c\u4e09\u6b21\u521b\u5efa Django \u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u76f8\u5173\u6587\u7ae0\u7684\u94fe\u63a5\u3002<br \/>\n&#8211; Django\u6559\u7a0b\u2460\uff08\u5b89\u88c5\u5e76\u521b\u5efa\u9879\u76ee\uff09<br \/>\n&#8211; Django\u6559\u7a0b\u2461\uff08\u521b\u5efa\u89c6\u56fe\uff09<br \/>\n&#8211; Django\u6559\u7a0b\u2463\uff08\u6a21\u677f\uff09<br \/>\n&#8211; Django\u6559\u7a0b\u2464\uff08\u901a\u7528\u89c6\u56fe\uff09<br \/>\n&#8211; Django\u6559\u7a0b\u2465\uff08\u81ea\u52a8\u6d4b\u8bd5\uff09<br \/>\n&#8211; Django\u6559\u7a0b\u2466\uff08\u9759\u6001\u6587\u4ef6\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9996\u5148 \u7ee7\u7eed Django \u6559\u7a0b\u7b2c\u4e8c\u90e8\u5206\uff08\u521b\u5efa\u89c6\u56fe\uff09\uff0c\u6211\u4eec\u6765\u521b\u5efa\u4e00\u4e2a\u5e94\u7528\u3002\u53c2\u8003\u300aDjango \u5b9e\u6218\u6559\u7a0b\uff08\u57fa\u7840\u7bc7\uff09 [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-49851","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>Django\u6559\u7a0b\u7b2c\u4e09\u90e8\u5206\uff08\u6a21\u578b\u521b\u5efa\uff0cDjango\u7ba1\u7406\u9875\u9762\uff09 - 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\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/django\u6559\u7a0b\u7b2c\u4e09\u90e8\u5206\uff08\u6a21\u578b\u521b\u5efa\uff0cdjango\u7ba1\u7406\u9875\u9762\uff09\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Django\u6559\u7a0b\u7b2c\u4e09\u90e8\u5206\uff08\u6a21\u578b\u521b\u5efa\uff0cDjango\u7ba1\u7406\u9875\u9762\uff09\" \/>\n<meta property=\"og:description\" content=\"\u9996\u5148 \u7ee7\u7eed Django \u6559\u7a0b\u7b2c\u4e8c\u90e8\u5206\uff08\u521b\u5efa\u89c6\u56fe\uff09\uff0c\u6211\u4eec\u6765\u521b\u5efa\u4e00\u4e2a\u5e94\u7528\u3002\u53c2\u8003\u300aDjango \u5b9e\u6218\u6559\u7a0b\uff08\u57fa\u7840\u7bc7\uff09 [&hellip;]\" \/>\n<meta property=\"og:url\" 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