{"id":49715,"date":"2023-10-09T23:29:09","date_gmt":"2023-04-17T11:44:30","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8django%e8%bf%87%e6%bb%a4%e5%99%a8%e3%80%81annotate%e5%92%8cconcat%e5%87%bd%e6%95%b0%e6%9d%a5%e8%bf%9e%e6%8e%a5%e5%a4%9a%e4%b8%aa%e5%88%97%e5%b9%b6%e8%bf%9b%e8%a1%8c%e7%ad%9b%e9%80%89\/"},"modified":"2024-05-04T03:33:18","modified_gmt":"2024-05-03T19:33:18","slug":"%e4%bd%bf%e7%94%a8django%e8%bf%87%e6%bb%a4%e5%99%a8%e3%80%81annotate%e5%92%8cconcat%e5%87%bd%e6%95%b0%e6%9d%a5%e8%bf%9e%e6%8e%a5%e5%a4%9a%e4%b8%aa%e5%88%97%e5%b9%b6%e8%bf%9b%e8%a1%8c%e7%ad%9b%e9%80%89","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8django%e8%bf%87%e6%bb%a4%e5%99%a8%e3%80%81annotate%e5%92%8cconcat%e5%87%bd%e6%95%b0%e6%9d%a5%e8%bf%9e%e6%8e%a5%e5%a4%9a%e4%b8%aa%e5%88%97%e5%b9%b6%e8%bf%9b%e8%a1%8c%e7%ad%9b%e9%80%89\/","title":{"rendered":"\u4f7f\u7528Django\u8fc7\u6ee4\u5668\u3001annotate\u548cConcat\u51fd\u6570\u6765\u8fde\u63a5\u591a\u4e2a\u5217\u5e76\u8fdb\u884c\u7b5b\u9009\uff0c\u8be5\u5982\u4f55\u505a\uff1f"},"content":{"rendered":"<h2>\u603b\u7ed3<\/h2>\n<p>\u6211\u60f3\u8981\u4f7f\u7528Django-filters\u6765\u89e3\u91ca\u5982\u4f55\u901a\u8fc7\u5408\u5e76\u591a\u4e2a\u5217\u6765\u8fdb\u884c\u7b5b\u9009\u3002<br \/>\n\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u5c06\u4ee5\u5730\u5740\u4e3a\u4f8b\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u90fd\u9053\u5e9c\u770c<\/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\">\u5e02\u533a\u753a\u6751<\/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\">\u4e01\u30fb\u756a\u5730<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u305d\u306e\u4ed6(\u30de\u30f3\u30b7\u30e7\u30f3\u540d\u306a\u3069)<\/ul>\n<p>\u4e3a\u4e86\u9632\u6b62\u5728\u641c\u7d22\u65f6\u53ea\u5728\u6bcf\u4e2a\u9879\u76ee\u4e2d\u8fdb\u884c\u641c\u7d22\u800c\u65e0\u6cd5\u627e\u5230\u76f8\u5e94\u5730\u5740\uff0c\u6211\u4eec\u7ed3\u5408\u4f8b\u5982\u90fd\u9053\u5e9c\u53bf\u548c\u5e02\u533a\u753a\u6751\u8fdb\u884c\u7b5b\u9009\u3002<\/p>\n<h2>\u524d\u63d0 t\u00ed)<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">django-filters\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u6e08\u307f<\/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\">django-filters\u306e\u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9\u3092\u77e5\u3063\u3066\u3044\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u5fc5\u9808\u3067\u306f\u306a\u3044\u304c\u6700\u5f8c\u306bSwagger\u3067\u691c\u8a3c\u3059\u308b\u305f\u3081\u3001Swagger\u3092\u8a2d\u5b9a\u6e08\u307f<\/ul>\n<h2>\u6587\u4ef6\u7ed3\u6784<\/h2>\n<p>\u6587\u4ef6\u7ed3\u6784\u5982\u4e0b\u6240\u793a<\/p>\n<pre class=\"post-pre\"><code>application\r\n   \u251c\u2500\u2500 __init__.py\r\n   \u251c\u2500\u2500 admin.py\r\n   \u251c\u2500\u2500 apps.py\r\n   \u251c\u2500\u2500 filters.py\r\n   \u251c\u2500\u2500 fixtures\r\n   |   \u2514\u2500\u2500 fixture.json\r\n   \u251c\u2500\u2500 migrations\r\n   \u251c\u2500\u2500 models.py\r\n   \u251c\u2500\u2500 serializers\r\n   |   \u2514\u2500\u2500 customer.py\r\n   \u251c\u2500\u2500 urls.py\r\n   \u2514\u2500\u2500 views\r\n       \u2514\u2500\u2500 customer.py\r\n<\/code><\/pre>\n<p>\u4ee5\u4e0a\u6240\u63d0\u53ca\u7684<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">models.py<\/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\">serializers\/customer.py<\/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\">views\/customer.py<\/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\">urls.py<\/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\">fixtures\/fixture.json<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">filters.py<\/ul>\n<p>\u6211\u5c06\u7ee7\u7eed\u8bb0\u5f55\u9700\u8981\u7684\u8bbe\u7f6e\u3002<\/p>\n<h3>annoate\u662f\u4ec0\u4e48\u610f\u601d\uff1f<\/h3>\n<p>\u53ea\u662f\u610f\u5473\u7740\u7528\u65e5\u8bed\u7ffb\u8bd1\uff0c\u5e76\u4e14\u662f\u5173\u4e8e\u6ce8\u91ca\u7684\u610f\u601d\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u90fd\u9053\u5e9c\u770c<\/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\">\u5e02\u533a\u753a\u6751<\/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\">\u4e01\u30fb\u756a\u5730<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u305d\u306e\u4ed6(\u30de\u30f3\u30b7\u30e7\u30f3\u540d\u306a\u3069)<\/ul>\n<p>\u5728\u8fdb\u884c\u901a\u8fc7\u4f7f\u7528annotate\u8fdb\u884c\u8fde\u63a5\u7684\u5217\u5408\u5e76\u8fdb\u884c\u641c\u7d22\u65f6\uff0c\u53ef\u4ee5\u5c06\u5408\u5e76\u7684\u5217\u4f5c\u4e3a\u5355\u72ec\u7684\u5217\u8fdb\u884c\u5904\u7406\u3002\u7531\u4e8e\u4ec5\u51ed\u8fd9\u4e2a\u8bf4\u660e\u53ef\u80fd\u65e0\u6cd5\u5b8c\u5168\u7406\u89e3\uff0c\u8bf7\u5728\u521b\u5efafilters.py\u65f6\u4e5f\u505a\u51fa\u89e3\u91ca\u3002<\/p>\n<h3>Concat\u662f\u4ec0\u4e48\u610f\u601d\uff1f<\/h3>\n<p>\u8fd9\u662f\u4e00\u4e2a\u7528\u4e8e\u83b7\u53d6\u8fde\u63a5\u591a\u4e2a\u5b57\u7b26\u4e32\u7684\u7c7b\uff0c\u5728\u672c\u6b21\u5408\u5e76\u68c0\u7d22\u4e2d\u5c06\u4f7f\u7528\u5b83\u3002<\/p>\n<h3>\u6a21\u578b.py<\/h3>\n<p>\u521b\u5efa\u4e00\u4e2a\u5305\u542b&#8221;Customer&#8221;\u548c&#8221;Address&#8221;\u6a21\u578b\u7684\u7a0b\u5e8f\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">import<\/span> <span class=\"n\">uuid<\/span>\r\n\r\n<span class=\"kn\">from<\/span> <span class=\"n\">django.core.validators<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">RegexValidator<\/span>\r\n<span class=\"kn\">from<\/span> <span class=\"n\">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\">Customer<\/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=\"sh\">\"\"\"<\/span><span class=\"s\">\u304a\u5ba2\u69d8<\/span><span class=\"sh\">\"\"\"<\/span>\r\n\r\n    <span class=\"nb\">id<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"nc\">UUIDField<\/span><span class=\"p\">(<\/span><span class=\"n\">primary_key<\/span><span class=\"o\">=<\/span><span class=\"bp\">True<\/span><span class=\"p\">,<\/span> <span class=\"n\">default<\/span><span class=\"o\">=<\/span><span class=\"n\">uuid<\/span><span class=\"p\">.<\/span><span class=\"n\">uuid4<\/span><span class=\"p\">,<\/span> <span class=\"n\">editable<\/span><span class=\"o\">=<\/span><span class=\"bp\">False<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">kana<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"nc\">CharField<\/span><span class=\"p\">(<\/span><span class=\"n\">max_length<\/span><span class=\"o\">=<\/span><span class=\"mi\">255<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"sh\">\"\"\"<\/span><span class=\"s\">\u30ab\u30ca\u6c0f\u540d<\/span><span class=\"sh\">\"\"\"<\/span>\r\n    <span class=\"n\">name<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"nc\">CharField<\/span><span class=\"p\">(<\/span><span class=\"n\">max_length<\/span><span class=\"o\">=<\/span><span class=\"mi\">255<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"sh\">\"\"\"<\/span><span class=\"s\">\u6c0f\u540d<\/span><span class=\"sh\">\"\"\"<\/span>\r\n    <span class=\"n\">birthday<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"nc\">DateField<\/span><span class=\"p\">()<\/span>\r\n    <span class=\"sh\">\"\"\"<\/span><span class=\"s\">\u8a95\u751f\u65e5<\/span><span class=\"sh\">\"\"\"<\/span>\r\n    <span class=\"n\">phone_no<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"nc\">CharField<\/span><span class=\"p\">(<\/span>\r\n        <span class=\"n\">max_length<\/span><span class=\"o\">=<\/span><span class=\"mi\">11<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"n\">validators<\/span><span class=\"o\">=<\/span><span class=\"p\">[<\/span><span class=\"nc\">RegexValidator<\/span><span class=\"p\">(<\/span><span class=\"sa\">r<\/span><span class=\"sh\">\"<\/span><span class=\"s\">^[0-9]{11}$<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span> <span class=\"sh\">\"<\/span><span class=\"s\">11\u6841\u306e\u6570\u5b57\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/span><span class=\"sh\">\"<\/span><span class=\"p\">)],<\/span>\r\n        <span class=\"n\">blank<\/span><span class=\"o\">=<\/span><span class=\"bp\">True<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"p\">)<\/span>\r\n    <span class=\"sh\">\"\"\"<\/span><span class=\"s\">\u96fb\u8a71\u756a\u53f7<\/span><span class=\"sh\">\"\"\"<\/span>\r\n    <span class=\"n\">address<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"nc\">OneToOneField<\/span><span class=\"p\">(<\/span><span class=\"sh\">\"<\/span><span class=\"s\">Address<\/span><span class=\"sh\">\"<\/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=\"sh\">\"\"\"<\/span><span class=\"s\">\u4f4f\u6240<\/span><span class=\"sh\">\"\"\"<\/span>\r\n\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=\"sh\">\"<\/span><span class=\"s\">Customer<\/span><span class=\"sh\">\"<\/span>\r\n\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">Address<\/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=\"nb\">id<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"nc\">UUIDField<\/span><span class=\"p\">(<\/span><span class=\"n\">primary_key<\/span><span class=\"o\">=<\/span><span class=\"bp\">True<\/span><span class=\"p\">,<\/span> <span class=\"n\">default<\/span><span class=\"o\">=<\/span><span class=\"n\">uuid<\/span><span class=\"p\">.<\/span><span class=\"n\">uuid4<\/span><span class=\"p\">,<\/span> <span class=\"n\">editable<\/span><span class=\"o\">=<\/span><span class=\"bp\">False<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">prefecture<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"nc\">CharField<\/span><span class=\"p\">(<\/span><span class=\"n\">max_length<\/span><span class=\"o\">=<\/span><span class=\"mi\">255<\/span><span class=\"p\">,<\/span> <span class=\"n\">null<\/span><span class=\"o\">=<\/span><span class=\"bp\">True<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"sh\">\"\"\"<\/span><span class=\"s\">\u90fd\u9053\u5e9c\u770c<\/span><span class=\"sh\">\"\"\"<\/span>\r\n    <span class=\"n\">municipalities<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"nc\">CharField<\/span><span class=\"p\">(<\/span><span class=\"n\">max_length<\/span><span class=\"o\">=<\/span><span class=\"mi\">255<\/span><span class=\"p\">,<\/span> <span class=\"n\">null<\/span><span class=\"o\">=<\/span><span class=\"bp\">True<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"sh\">\"\"\"<\/span><span class=\"s\">\u5e02\u533a\u753a\u6751<\/span><span class=\"sh\">\"\"\"<\/span>\r\n    <span class=\"n\">house_no<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"nc\">CharField<\/span><span class=\"p\">(<\/span><span class=\"n\">max_length<\/span><span class=\"o\">=<\/span><span class=\"mi\">255<\/span><span class=\"p\">,<\/span> <span class=\"n\">null<\/span><span class=\"o\">=<\/span><span class=\"bp\">True<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"sh\">\"\"\"<\/span><span class=\"s\">\u5e02\u533a\u753a\u6751<\/span><span class=\"sh\">\"\"\"<\/span>\r\n    <span class=\"n\">other<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"nc\">CharField<\/span><span class=\"p\">(<\/span><span class=\"n\">max_length<\/span><span class=\"o\">=<\/span><span class=\"mi\">255<\/span><span class=\"p\">,<\/span> <span class=\"n\">null<\/span><span class=\"o\">=<\/span><span class=\"bp\">True<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"sh\">\"\"\"<\/span><span class=\"s\">\u4e01\u30fb\u756a\u5730<\/span><span class=\"sh\">\"\"\"<\/span>\r\n    <span class=\"n\">post_no<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"nc\">CharField<\/span><span class=\"p\">(<\/span>\r\n        <span class=\"n\">max_length<\/span><span class=\"o\">=<\/span><span class=\"mi\">7<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"n\">validators<\/span><span class=\"o\">=<\/span><span class=\"p\">[<\/span><span class=\"nc\">RegexValidator<\/span><span class=\"p\">(<\/span><span class=\"sa\">r<\/span><span class=\"sh\">\"<\/span><span class=\"s\">^[0-9]{7}$<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span> <span class=\"sh\">\"<\/span><span class=\"s\">7\u6841\u306e\u6570\u5b57\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/span><span class=\"sh\">\"<\/span><span class=\"p\">)],<\/span>\r\n        <span class=\"n\">null<\/span><span class=\"o\">=<\/span><span class=\"bp\">True<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"p\">)<\/span>\r\n    <span class=\"sh\">\"\"\"<\/span><span class=\"s\">\u90f5\u4fbf\u756a\u53f7<\/span><span class=\"sh\">\"\"\"<\/span>\r\n\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=\"sh\">\"<\/span><span class=\"s\">Address<\/span><span class=\"sh\">\"<\/span>\r\n<\/code><\/pre>\n<h3>\u5e8f\u5217\u5316\u5668\/\u5ba2\u6237.py<\/h3>\n<p>\u521b\u5efaCustomerSerializer\u65f6\uff0c<br \/>\n\u5728\u4f7f\u7528to_representation\u8fdb\u884c\u5217\u8868\u663e\u793a\u65f6\uff0c\u5c06\u5730\u5740\u4ee5\u5408\u5e76\u7684\u5f62\u5f0f\u663e\u793a\u51fa\u6765\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"n\">rest_framework<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">serializers<\/span>\r\n\r\n<span class=\"kn\">from<\/span> <span class=\"n\">application.models<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">Customer<\/span>\r\n\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">CustomerSerializer<\/span><span class=\"p\">(<\/span><span class=\"n\">serializers<\/span><span class=\"p\">.<\/span><span class=\"n\">ModelSerializer<\/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\">model<\/span> <span class=\"o\">=<\/span> <span class=\"n\">Customer<\/span>\r\n        <span class=\"n\">fields<\/span> <span class=\"o\">=<\/span> <span class=\"sh\">\"<\/span><span class=\"s\">__all__<\/span><span class=\"sh\">\"<\/span>\r\n        <span class=\"n\">read_only_fields<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"sh\">\"<\/span><span class=\"s\">address<\/span><span class=\"sh\">\"<\/span><span class=\"p\">]<\/span>\r\n\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">to_representation<\/span><span class=\"p\">(<\/span><span class=\"n\">self<\/span><span class=\"p\">,<\/span> <span class=\"n\">instance<\/span><span class=\"p\">):<\/span>\r\n        <span class=\"n\">ret<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">super<\/span><span class=\"p\">(<\/span><span class=\"n\">CustomerSerializer<\/span><span class=\"p\">,<\/span> <span class=\"n\">self<\/span><span class=\"p\">).<\/span><span class=\"nf\">to_representation<\/span><span class=\"p\">(<\/span><span class=\"n\">instance<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"n\">address<\/span> <span class=\"o\">=<\/span> <span class=\"n\">instance<\/span><span class=\"p\">.<\/span><span class=\"n\">address<\/span>\r\n        <span class=\"n\">ret<\/span><span class=\"p\">[<\/span><span class=\"sh\">\"<\/span><span class=\"s\">address<\/span><span class=\"sh\">\"<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"p\">(<\/span>\r\n            <span class=\"n\">address<\/span><span class=\"p\">.<\/span><span class=\"n\">prefecture<\/span>\r\n            <span class=\"o\">+<\/span> <span class=\"n\">address<\/span><span class=\"p\">.<\/span><span class=\"n\">municipalities<\/span>\r\n            <span class=\"o\">+<\/span> <span class=\"n\">address<\/span><span class=\"p\">.<\/span><span class=\"n\">house_no<\/span>\r\n            <span class=\"o\">+<\/span> <span class=\"n\">address<\/span><span class=\"p\">.<\/span><span class=\"n\">other<\/span>\r\n        <span class=\"p\">)<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">ret<\/span>\r\n<\/code><\/pre>\n<h3>\u89c6\u56fe\/\u5ba2\u6237.py<\/h3>\n<p>\u6211\u5011\u5c07\u5275\u5efa\u4e00\u500b\u540d\u70baCustomerViewSet\u7684\u985e\uff0c\u4e26\u914d\u7f6edjango-filters\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"n\">django_filters.rest_framework<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">DjangoFilterBackend<\/span>\r\n<span class=\"kn\">from<\/span> <span class=\"n\">rest_framework.viewsets<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">ModelViewSet<\/span>\r\n\r\n<span class=\"kn\">from<\/span> <span class=\"n\">application.filters<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">CustomerFilter<\/span>\r\n<span class=\"kn\">from<\/span> <span class=\"n\">application.models<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">Customer<\/span>\r\n<span class=\"kn\">from<\/span> <span class=\"n\">application.serializers.customer<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">CustomerSerializer<\/span>\r\n\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">CustomerViewSet<\/span><span class=\"p\">(<\/span><span class=\"n\">ModelViewSet<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"n\">queryset<\/span> <span class=\"o\">=<\/span> <span class=\"n\">Customer<\/span><span class=\"p\">.<\/span><span class=\"n\">objects<\/span><span class=\"p\">.<\/span><span class=\"nf\">all<\/span><span class=\"p\">()<\/span>\r\n    <span class=\"n\">serializer_class<\/span> <span class=\"o\">=<\/span> <span class=\"n\">CustomerSerializer<\/span>\r\n    <span class=\"n\">filter_backends<\/span> <span class=\"o\">=<\/span> <span class=\"p\">(<\/span><span class=\"n\">DjangoFilterBackend<\/span><span class=\"p\">,)<\/span>\r\n    <span class=\"n\">filterset_class<\/span> <span class=\"o\">=<\/span> <span class=\"n\">CustomerFilter<\/span>\r\n<\/code><\/pre>\n<h3>urls.py \u7684\u4e2d\u6587\u89e3\u91ca\u662f\u4ec0\u4e48\uff1f<\/h3>\n<p>\u4e3a\u5ba2\u6237\u521b\u5efa\u4e00\u4e2aURL\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"n\">django.urls<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">include<\/span><span class=\"p\">,<\/span> <span class=\"n\">path<\/span>\r\n<span class=\"kn\">from<\/span> <span class=\"n\">rest_framework_nested<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">routers<\/span>\r\n\r\n<span class=\"kn\">from<\/span> <span class=\"n\">application.views.customer<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">CustomerViewSet<\/span>\r\n\r\n<span class=\"n\">router<\/span> <span class=\"o\">=<\/span> <span class=\"n\">routers<\/span><span class=\"p\">.<\/span><span class=\"nc\">DefaultRouter<\/span><span class=\"p\">()<\/span>\r\n<span class=\"n\">router<\/span><span class=\"p\">.<\/span><span class=\"nf\">register<\/span><span class=\"p\">(<\/span><span class=\"sa\">r<\/span><span class=\"sh\">\"<\/span><span class=\"s\">customer<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">CustomerViewSet<\/span><span class=\"p\">,<\/span> <span class=\"n\">basename<\/span><span class=\"o\">=<\/span><span class=\"sh\">\"<\/span><span class=\"s\">customer<\/span><span class=\"sh\">\"<\/span><span class=\"p\">)<\/span>\r\n\r\n<span class=\"n\">urlpatterns<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"nf\">path<\/span><span class=\"p\">(<\/span><span class=\"sa\">r<\/span><span class=\"sh\">\"\"<\/span><span class=\"p\">,<\/span> <span class=\"nf\">include<\/span><span class=\"p\">(<\/span><span class=\"n\">router<\/span><span class=\"p\">.<\/span><span class=\"n\">urls<\/span><span class=\"p\">)),<\/span>\r\n<span class=\"p\">]<\/span>\r\n<\/code><\/pre>\n<h3>fixture.json: \u8d5b\u4e8b.json<\/h3>\n<p>\u8bf7\u63d0\u4f9bCustomer\u548cAddress\u7684\u6d4b\u8bd5\u6570\u636e\u3002<br \/>\n\u5728\u8f93\u5165\u6570\u636e\u65f6\uff0c\u8bf7\u6ce8\u610f\u3002<\/p>\n<pre class=\"post-pre\"><code>python manage.py loaddata fixture.json\r\n<\/code><\/pre>\n<p>\u53ef\u4ee5\u4e00\u6b21\u6027\u5168\u90e8\u653e\u5165\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"p\">[<\/span>\r\n    <span class=\"p\">{<\/span>\r\n        <span class=\"nl\">\"model\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"application.Customer\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nl\">\"pk\"<\/span><span class=\"p\">:<\/span> <span class=\"mi\">1<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nl\">\"fields\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"nl\">\"kana\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"\u30aa\u30aa\u30b5\u30ab\u30bf\u30ed\u30a6\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"name\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"\u5927\u962a\u592a\u90ce\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"birthday\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"1992-01-06\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"phone_no\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"08011112222\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"address\"<\/span><span class=\"p\">:<\/span> <span class=\"mi\">1<\/span>\r\n        <span class=\"p\">}<\/span>\r\n    <span class=\"p\">},<\/span>\r\n    <span class=\"p\">{<\/span>\r\n        <span class=\"nl\">\"model\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"application.Customer\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nl\">\"pk\"<\/span><span class=\"p\">:<\/span> <span class=\"mi\">2<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nl\">\"fields\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"nl\">\"kana\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"\u30ad\u30e7\u30a6\u30c8\u30b8\u30ed\u30a6\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"name\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"\u4eac\u90fd\u4e8c\u90ce\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"birthday\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"1994-01-06\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"phone_no\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"08022223333\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"address\"<\/span><span class=\"p\">:<\/span> <span class=\"mi\">2<\/span>\r\n        <span class=\"p\">}<\/span>\r\n    <span class=\"p\">},<\/span>\r\n    <span class=\"p\">{<\/span>\r\n        <span class=\"nl\">\"model\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"application.Customer\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nl\">\"pk\"<\/span><span class=\"p\">:<\/span> <span class=\"mi\">3<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nl\">\"fields\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"nl\">\"kana\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"\u30d2\u30e7\u30a6\u30b4\u30b5\u30d6\u30ed\u30a6\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"name\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"\u5175\u5eab\u4e09\u90ce\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"birthday\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"1995-03-06\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"phone_no\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"08033334444\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"address\"<\/span><span class=\"p\">:<\/span> <span class=\"mi\">3<\/span>\r\n        <span class=\"p\">}<\/span>\r\n    <span class=\"p\">},<\/span>\r\n    <span class=\"p\">{<\/span>\r\n        <span class=\"nl\">\"model\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"application.Address\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nl\">\"pk\"<\/span><span class=\"p\">:<\/span> <span class=\"mi\">1<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nl\">\"fields\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"nl\">\"prefecture\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"\u4eac\u90fd\u5e9c\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"municipalities\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"\u4eac\u90fd\u5e02\u6771\u5c71\u533a\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"house_no\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"\u6e05\u6c34\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"other\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"1-294\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"post_no\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"6050862\"<\/span>\r\n        <span class=\"p\">}<\/span>\r\n    <span class=\"p\">},<\/span>\r\n    <span class=\"p\">{<\/span>\r\n        <span class=\"nl\">\"model\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"application.Address\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nl\">\"pk\"<\/span><span class=\"p\">:<\/span> <span class=\"mi\">2<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nl\">\"fields\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"nl\">\"prefecture\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"\u4eac\u90fd\u5e9c\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"municipalities\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"\u4eac\u90fd\u5e02\u6771\u5c71\u533a\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"house_no\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"\u5317\u533a\u91d1\u95a3\u5bfa\u753a1\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"other\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"post_no\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"6038361\"<\/span>\r\n        <span class=\"p\">}<\/span>\r\n    <span class=\"p\">},<\/span>\r\n    <span class=\"p\">{<\/span>\r\n        <span class=\"nl\">\"model\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"application.Address\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nl\">\"pk\"<\/span><span class=\"p\">:<\/span> <span class=\"mi\">3<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nl\">\"fields\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"nl\">\"prefecture\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"\u4eac\u90fd\u5e9c\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"municipalities\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"\u4eac\u90fd\u5e02\u6771\u5c71\u533a\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"house_no\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"\u5de6\u4eac\u533a\u9280\u95a3\u5bfa\u753a2\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"other\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"post_no\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"6068402\"<\/span>\r\n        <span class=\"p\">}<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"p\">]<\/span>\r\n<\/code><\/pre>\n<h3>filters.py<\/h3>\n<p>\u3053\u3053\u3066filter\u306e\u8a2d\u5b9a\u3092\u3057\u307e\u3059<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">import<\/span> <span class=\"n\">django_filters<\/span>\r\n<span class=\"kn\">from<\/span> <span class=\"n\">django.db.models<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">Q<\/span>\r\n<span class=\"kn\">from<\/span> <span class=\"n\">django.db.models.functions<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">Concat<\/span>\r\n\r\n<span class=\"kn\">from<\/span> <span class=\"n\">application.models<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">Customer<\/span>\r\n\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">CustomerFilter<\/span><span class=\"p\">(<\/span><span class=\"n\">django_filters<\/span><span class=\"p\">.<\/span><span class=\"n\">FilterSet<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"sh\">\"\"\"<\/span><span class=\"s\">\u304a\u5ba2\u69d8\u306e\r\n    - \u4f4f\u6240\r\n\r\n    \u3067\u7d5e\u308a\u8fbc\u3080Filter\r\n\r\n    Args:\r\n        django_filters\r\n    <\/span><span class=\"sh\">\"\"\"<\/span>\r\n\r\n    <span class=\"n\">address<\/span> <span class=\"o\">=<\/span> <span class=\"n\">django_filters<\/span><span class=\"p\">.<\/span><span class=\"nc\">CharFilter<\/span><span class=\"p\">(<\/span><span class=\"n\">method<\/span><span class=\"o\">=<\/span><span class=\"sh\">\"<\/span><span class=\"s\">search_address<\/span><span class=\"sh\">\"<\/span><span class=\"p\">)<\/span>\r\n\r\n    <span class=\"k\">class<\/span> <span class=\"nc\">Meta<\/span><span class=\"p\">:<\/span>\r\n        <span class=\"n\">model<\/span> <span class=\"o\">=<\/span> <span class=\"n\">Customer<\/span>\r\n        <span class=\"n\">fields<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"sh\">\"<\/span><span class=\"s\">address<\/span><span class=\"sh\">\"<\/span><span class=\"p\">]<\/span>\r\n\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">search_address<\/span><span class=\"p\">(<\/span><span class=\"n\">self<\/span><span class=\"p\">,<\/span> <span class=\"n\">queryset<\/span><span class=\"p\">,<\/span> <span class=\"n\">address<\/span><span class=\"p\">,<\/span> <span class=\"n\">value<\/span><span class=\"p\">):<\/span>\r\n        <span class=\"sh\">\"\"\"<\/span><span class=\"s\">address_query\u3067\u53d6\u5f97\u3057\u305f\u4f4f\u6240\u306b\u8a72\u5f53\u3059\u308bqueryset\u3092\u53d6\u5f97\r\n        Args:\r\n            queryset\r\n            address_query\r\n        Returns:\r\n            queryset: address_query\u3067\u53d6\u5f97\u3057\u305f\u90fd\u9053\u5e9c\u770c\u30fb\u5e02\u533a\u753a\u6751\u30fb\u756a\u5730\u30fb\u305d\u306e\u4ed6\u306b\u8a72\u5f53\u3059\u308bqueryset\r\n        <\/span><span class=\"sh\">\"\"\"<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">queryset<\/span><span class=\"p\">.<\/span><span class=\"nf\">annotate<\/span><span class=\"p\">(<\/span>\r\n            <span class=\"n\">customer_address<\/span><span class=\"o\">=<\/span><span class=\"nc\">Concat<\/span><span class=\"p\">(<\/span>\r\n                <span class=\"sh\">\"<\/span><span class=\"s\">address__prefecture<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"sh\">\"<\/span><span class=\"s\">address__municipalities<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"sh\">\"<\/span><span class=\"s\">address__house_no<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"sh\">\"<\/span><span class=\"s\">address__post_no<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"sh\">\"<\/span><span class=\"s\">address__other<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"p\">)<\/span>\r\n        <span class=\"p\">).<\/span><span class=\"nf\">filter<\/span><span class=\"p\">(<\/span><span class=\"n\">customer_address__icontains<\/span><span class=\"o\">=<\/span><span class=\"n\">value<\/span><span class=\"p\">)<\/span>\r\n<\/code><\/pre>\n<p>\u901a\u5e38\u306eCharFilter\u3060\u30681\u30ab\u30e9\u30e0\u3067\u3057\u304b\u7d5e\u308a\u8fbc\u307f\u304c\u3067\u304d\u306a\u3044\u305f\u3081\u3001search_name\u3068\u3044\u3046\u72ec\u81ea\u306e\u691c\u7d22\u7528\u30e1\u30bd\u30c3\u30c9\u3092\u4f5c\u6210\u3057\u307e\u3059<\/p>\n<pre class=\"post-pre\"><code><span class=\"n\">address<\/span> <span class=\"o\">=<\/span> <span class=\"n\">django_filters<\/span><span class=\"p\">.<\/span><span class=\"nc\">CharFilter<\/span><span class=\"p\">(<\/span><span class=\"n\">method<\/span><span class=\"o\">=<\/span><span class=\"sh\">\"<\/span><span class=\"s\">search_address<\/span><span class=\"sh\">\"<\/span><span class=\"p\">)<\/span>\r\n<\/code><\/pre>\n<p>\u3053\u3053\u3067search_address()\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3076\u3088\u3046\u8a2d\u5b9a\u3057\u307e\u3059<\/p>\n<pre class=\"post-pre\"><code>    <span class=\"k\">def<\/span> <span class=\"nf\">search_address<\/span><span class=\"p\">(<\/span><span class=\"n\">self<\/span><span class=\"p\">,<\/span> <span class=\"n\">queryset<\/span><span class=\"p\">,<\/span> <span class=\"n\">address<\/span><span class=\"p\">,<\/span> <span class=\"n\">value<\/span><span class=\"p\">):<\/span>\r\n        <span class=\"sh\">\"\"\"<\/span><span class=\"s\">address_query\u3067\u53d6\u5f97\u3057\u305f\u4f4f\u6240\u306b\u8a72\u5f53\u3059\u308bqueryset\u3092\u53d6\u5f97\r\n        Args:\r\n            queryset\r\n            address_query\r\n        Returns:\r\n            queryset: address_query\u3067\u53d6\u5f97\u3057\u305f\u90fd\u9053\u5e9c\u770c\u30fb\u5e02\u533a\u753a\u6751\u30fb\u756a\u5730\u30fb\u305d\u306e\u4ed6\u306b\u8a72\u5f53\u3059\u308bqueryset\r\n        <\/span><span class=\"sh\">\"\"\"<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">queryset<\/span><span class=\"p\">.<\/span><span class=\"nf\">annotate<\/span><span class=\"p\">(<\/span>\r\n            <span class=\"n\">customer_address<\/span><span class=\"o\">=<\/span><span class=\"nc\">Concat<\/span><span class=\"p\">(<\/span>\r\n                <span class=\"sh\">\"<\/span><span class=\"s\">address__prefecture<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"sh\">\"<\/span><span class=\"s\">address__municipalities<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"sh\">\"<\/span><span class=\"s\">address__house_no<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"sh\">\"<\/span><span class=\"s\">address__post_no<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"sh\">\"<\/span><span class=\"s\">address__other<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"p\">)<\/span>\r\n        <span class=\"p\">).<\/span><span class=\"nf\">filter<\/span><span class=\"p\">(<\/span><span class=\"n\">customer_address__icontains<\/span><span class=\"o\">=<\/span><span class=\"n\">value<\/span><span class=\"p\">)<\/span>\r\n<\/code><\/pre>\n<h3>search_address()\u306e\u5f15\u6570<\/h3>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">queryset\u306e\u5909\u6570\u5185\u306b\u306fCustomer\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u5165\u308a\u307e\u3059<\/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\">value\u5185\u306b\u306f\u6307\u5b9a\u3057\u305f\u691c\u7d22\u6761\u4ef6\u304c\u5165\u308a\u307e\u3059<\/ul>\n<\/li>\n<\/ul>\n<p>\u4f8b\u3048\u3070&#8221;\u4eac\u90fd&#8221;\u3067\u7d5e\u308a\u8fbc\u3082\u3046\u3068\u601d\u3063\u305f\u5834\u5408\u306fvalue\u5185\u306b&#8221;\u4eac\u90fd&#8221;\u304c\u5165\u308a\u307e\u3059<\/p>\n<p>search_address()\u306e\u5f15\u6570\u306bdjango-filters\u3067\u6307\u5b9a\u3057\u305ffilter\u540d(\u4eca\u56de\u3060\u3068address)\u3082\u5165\u308c\u306a\u3044\u3068\u30ab\u30b9\u30bf\u30e0\u30e1\u30bd\u30c3\u30c9\u304c\u6a5f\u80fd\u3057\u306a\u3044\u306e\u3067\u6ce8\u610f\u3067\u3059<\/p>\n<h3>annotate<\/h3>\n<p>\u524d\u8ff0\u306eannnotate\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067<br \/>\ncustomer_address\u3068\u3044\u3046<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u90fd\u9053\u5e9c\u770c<\/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\">\u5e02\u533a\u753a\u6751<\/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\">\u4e01\u30fb\u756a\u5730<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u305d\u306e\u4ed6(\u30de\u30f3\u30b7\u30e7\u30f3\u540d\u306a\u3069)<\/ul>\n<p>\u3092Concat\u3067\u7d50\u5408\u3055\u305b\u305f\u30ab\u30e9\u30e0\u3067\u7d5e\u308a\u8fbc\u307f\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059<br \/>\n\u305d\u306e\u305f\u3081\u3001\u4e0a\u8a18\u306e4\u3064\u306e\u30ab\u30e9\u30e0\u306e\u4e2d\u3092\u898b\u3066\u691c\u7d22\u3057\u3066\u3044\u308b\u304b\u306e\u3088\u3046\u306b\u611f\u3058\u307e\u3059\u304c<br \/>\n\u5b9f\u969b\u306f\u88cf\u3067\u306fcustomer_address\u3068\u3044\u30461\u3064\u306e\u30ab\u30e9\u30e0\u306e\u4e2d\u3092\u691c\u7d22\u3057\u3066\u3044\u307e\u3059<br \/>\nannotation\u3092\u4f7f\u3046\u969b\u306fModel\u306e\u65e2\u5b58\u306e\u30ab\u30e9\u30e0\u3068\u88ab\u3089\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046<\/p>\n<h3>\u767a\u884c\u3055\u308c\u3066\u3044\u308bSQL\u306b\u3064\u3044\u3066<\/h3>\n<p>queryset\u306bCustomer\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u5165\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u3063\u305f\u306e\u3067Shell\u3067\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u3087\u3046<br \/>\ndjango-debug-toolbar\u3092\u4f7f\u3048\u3070Django\u306eORM\u3067\u767a\u884c\u3055\u308c\u305fSQL\u304c\u7c21\u5358\u306b\u308f\u304b\u308b\u306e\u3067\u4f7f\u3044\u65b9\u3092\u77e5\u3089\u306a\u3044\u65b9\u306f\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code>python manage.py debugsqlshell\r\nPython 3.11.3 (main, Apr 12 2023, 14:31:14) [GCC 10.2.1 20210110] on linux\r\nType \"help\", \"copyright\", \"credits\" or \"license\" for more information.\r\n(InteractiveConsole)\r\n&gt;&gt;&gt; from application.models import Customer\r\n&gt;&gt;&gt; from django.db.models.functions import Concat\r\n&gt;&gt;&gt; Customer.objects.annotate(customer_address=Concat(\"address__prefecture\",\"address__municipalities\",\"address__house_no\",\"address__post_no\",\"address__other\",)).filter(customer_address__icontains=\"\u4eac\u90fd\")\r\nSELECT `Customer`.`id`,\r\n       `Customer`.`kana`,\r\n       `Customer`.`name`,\r\n       `Customer`.`birthday`,\r\n       `Customer`.`phone_no`,\r\n       `Customer`.`address_id`,\r\n       CONCAT_WS('', `Address`.`prefecture`, CONCAT_WS('', `Address`.`municipalities`, CONCAT_WS('', `Address`.`house_no`, CONCAT_WS('', `Address`.`post_no`, `Address`.`other`)))) AS `customer_address`\r\nFROM `Customer`\r\nINNER JOIN `Address` ON (`Customer`.`address_id` = `Address`.`id`)\r\nWHERE CONCAT_WS('', `Address`.`prefecture`, CONCAT_WS('', `Address`.`municipalities`, CONCAT_WS('', `Address`.`house_no`, CONCAT_WS('', `Address`.`post_no`, `Address`.`other`)))) LIKE '%\u4eac\u90fd%'\r\nLIMIT 21 [1.72ms]\r\n&lt;QuerySet [&lt;Customer: Customer object (00000000-0000-0000-0000-000000000001)&gt;, &lt;Customer: Customer object (00000000-0000-0000-0000-000000000002)&gt;, &lt;Customer: Customer object (00000000-0000-0000-0000-000000000003)&gt;]&gt;\r\n<\/code><\/pre>\n<p>\u3053\u306e\u3088\u3046\u306b&#8221;\u4eac\u90fd&#8221;\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u7d5e\u308a\u8fbc\u3093\u3067\u3044\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3057\u305f<\/p>\n<h2>Swagger\u3067\u691c\u8a3c\u3057\u3066\u307f\u3088\u3046<\/h2>\n<p>Swagger\u3092\u958b\u304f\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306baddress\u7528\u306efilter\u304c\u4f5c\u6210\u3055\u308c\u3066\u3044\u307e\u3059<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8d11913a08637a6d2495\/55-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2023-05-14 11.46.22.png\" \/><\/div>\n<p>\u4f8b\u3048\u3070<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u90fd\u9053\u5e9c\u770c<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u5e02\u533a\u753a\u6751<\/ul>\n<p>\u306e\u3088\u3046\u306b\u8907\u6570\u30ab\u30e9\u30e0\u3092\u7d50\u5408\u3057\u3066\u7d5e\u308a\u8fbc\u3080\u3053\u3068\u306b\u6210\u529f\u3057\u305f\u3053\u3068\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3057\u305f<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8d11913a08637a6d2495\/59-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2023-05-14 11.47.00.png\" \/><\/div>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8d11913a08637a6d2495\/60-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2023-05-14 11.47.14.png\" \/><\/div>\n<h2>\u53c2\u8003<\/h2>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u603b\u7ed3 \u6211\u60f3\u8981\u4f7f\u7528Django-filters\u6765\u89e3\u91ca\u5982\u4f55\u901a\u8fc7\u5408\u5e76\u591a\u4e2a\u5217\u6765\u8fdb\u884c\u7b5b\u9009\u3002 \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u5c06\u4ee5\u5730\u5740\u4e3a\u4f8b [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-49715","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>\u4f7f\u7528Django\u8fc7\u6ee4\u5668\u3001annotate\u548cConcat\u51fd\u6570\u6765\u8fde\u63a5\u591a\u4e2a\u5217\u5e76\u8fdb\u884c\u7b5b\u9009\uff0c\u8be5\u5982\u4f55\u505a\uff1f - 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\/\u4f7f\u7528django\u8fc7\u6ee4\u5668\u3001annotate\u548cconcat\u51fd\u6570\u6765\u8fde\u63a5\u591a\u4e2a\u5217\u5e76\u8fdb\u884c\u7b5b\u9009\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u4f7f\u7528Django\u8fc7\u6ee4\u5668\u3001annotate\u548cConcat\u51fd\u6570\u6765\u8fde\u63a5\u591a\u4e2a\u5217\u5e76\u8fdb\u884c\u7b5b\u9009\uff0c\u8be5\u5982\u4f55\u505a\uff1f\" \/>\n<meta property=\"og:description\" content=\"\u603b\u7ed3 \u6211\u60f3\u8981\u4f7f\u7528Django-filters\u6765\u89e3\u91ca\u5982\u4f55\u901a\u8fc7\u5408\u5e76\u591a\u4e2a\u5217\u6765\u8fdb\u884c\u7b5b\u9009\u3002 \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u5c06\u4ee5\u5730\u5740\u4e3a\u4f8b [&hellip;]\" \/>\n<meta property=\"og:url\" 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