{"id":206002,"date":"2025-06-12T09:50:59","date_gmt":"2025-06-12T01:50:59","guid":{"rendered":"https:\/\/server.hk\/cnblog\/206002\/"},"modified":"2025-06-12T09:50:59","modified_gmt":"2025-06-12T01:50:59","slug":"gorm-raw-%e6%9f%a5%e8%af%a2%e6%8a%a5%e9%94%99-unsupported-destination-%e5%a6%82%e4%bd%95%e8%a7%a3%e5%86%b3%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/206002\/","title":{"rendered":"Gorm Raw \u67e5\u8be2\u62a5\u9519 unsupported destination \u5982\u4f55\u89e3\u51b3\uff1f"},"content":{"rendered":"<p>\u77e5\u8bc6\u70b9\u638c\u63e1\u4e86\uff0c\u8fd8\u9700\u8981\u4e0d\u65ad\u7ec3\u4e60\u624d\u80fd\u719f\u7ec3\u8fd0\u7528\u3002\u4e0b\u9762GOLANG\u7ed9\u5927\u5bb6\u5e26\u6765\u4e00\u4e2aGOLANG\u5f00\u53d1\u5b9e\u6218\uff0c\u624b\u628a\u624b\u6559\u5927\u5bb6\u5b66\u4e60\u300aGorm Raw \u67e5\u8be2\u62a5\u9519 unsupported destination \u5982\u4f55\u89e3\u51b3\uff1f\u300b\uff0c\u5728\u5b9e\u73b0\u529f\u80fd\u7684\u8fc7\u7a0b\u4e2d\u4e5f\u5e26\u5927\u5bb6\u91cd\u65b0\u6e29\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6e29\u6545\u800c\u77e5\u65b0\uff0c\u56de\u5934\u770b\u770b\u8bf4\u4e0d\u5b9a\u53c8\u6709\u4e0d\u4e00\u6837\u7684\u611f\u609f\uff01,<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241031\/17303560736723236984e7a.jpg\" class=\"aligncenter\">,<br \/>\n<strong>gorm raw \u539f\u751f\u67e5\u8be2\u62a5\u9519 unsupported destination \u89e3\u51b3\u65b9\u6cd5<\/strong>,\u4f7f\u7528 gorm \u6267\u884c\u539f\u751f\u67e5\u8be2\u65f6\uff0c\u9047\u5230 unsupported destination, should be slice or struct \u7684\u9519\u8bef\uff0c\u8868\u660e\u65e0\u6cd5\u5c06\u67e5\u8be2\u7ed3\u679c\u626b\u63cf\u5230\u6307\u5b9a\u7684\u53d8\u91cf\u4e2d\u3002,\u9519\u8bef\u7684\u6839\u6e90\u5728\u4e8e\uff0cgorm \u7684 raw \u65b9\u6cd5\u4e13\u4e3a\u4ee5\u8868\u7ed3\u6784\u4e3a\u76ee\u6807\u7684\u67e5\u8be2\u800c\u8bbe\u8ba1\uff0c\u8981\u6c42 destination \u5fc5\u987b\u662f\u4e00\u4e2a\u5207\u7247\u6216\u7ed3\u6784\u4f53\uff0c\u4ee5\u6620\u5c04\u67e5\u8be2\u7ed3\u679c\u548c\u8868\u7ed3\u6784\u3002\u7136\u800c\uff0cselect database() \u67e5\u8be2\u4e0d\u6d89\u53ca\u8868\u7ed3\u6784\uff0c\u56e0\u6b64\u4e0e gorm \u7684\u6620\u5c04\u673a\u5236\u4e0d\u517c\u5bb9\u3002,\u8981\u89e3\u51b3\u6b64\u95ee\u9898\uff0c\u53ef\u4ee5\u4f7f\u7528\u539f\u751f go sql \u65b9\u6cd5 queryrow\uff0c\u5b83\u53ef\u4ee5\u76f4\u63a5\u4ece\u5e95\u5c42\u6570\u636e\u5e93\u8fde\u63a5\u67e5\u8be2\u5355\u4e2a\u884c\u3002\u4e3a\u6b64\uff0c\u9700\u8981\u4f7f\u7528 *gorm.db \u7ed3\u6784\u4f53\u7684 db() \u65b9\u6cd5\u83b7\u53d6\u539f\u751f *sql.db \u8fde\u63a5\uff1a,\u4eca\u5929\u5173\u4e8e\u300aGorm Raw \u67e5\u8be2\u62a5\u9519 unsupported destination \u5982\u4f55\u89e3\u51b3\uff1f\u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728GOLANG\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01,gorm raw \u539f\u751f\u67e5\u8be2\u62a5\u9519 unsupported destination \u89e3\u51b3\u65b9\u6cd5,\u77e5\u8bc6\u70b9\u638c\u63e1\u4e86\uff0c\u8fd8\u9700\u8981\u4e0d\u65ad\u7ec3\u4e60\u624d\u80fd\u719f\u7ec3\u8fd0\u7528\u3002\u4e0b\u9762GOLANG\u7ed9\u5927\u5bb6\u5e26\u6765\u4e00\u4e2aGOLANG\u5f00\u53d1\u5b9e\u6218\uff0c\u624b\u628a\u624b\u6559\u5927\u5bb6\u5b66\u4e60\u300aGorm Raw \u67e5\u8be2\u62a5\u9519 unsupported destination \u5982\u4f55\u89e3\u51b3\uff1f\u300b\uff0c\u5728\u5b9e\u73b0\u529f\u80fd\u7684\u8fc7\u7a0b\u4e2d\u4e5f\u5e26\u5927\u5bb6\u91cd\u65b0\u6e29\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6e29\u6545\u800c\u77e5\u65b0\uff0c\u56de\u5934\u770b\u770b\u8bf4\u4e0d\u5b9a\u53c8\u6709\u4e0d\u4e00\u6837\u7684\u611f\u609f\uff01,<br \/>\n<b><\/b> <\/p>\n<p>\u5f53\u524d\u4f4d\u7f6e\uff1a <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span> <span>Gorm Raw \u67e5\u8be2\u62a5\u9519 unsupported destination \u5982\u4f55\u89e3\u51b3\uff1f<\/span><\/p>\n<h1>Gorm Raw \u67e5\u8be2\u62a5\u9519 unsupported destination \u5982\u4f55\u89e3\u51b3\uff1f<\/h1>\n<p><span>2024-10-31 14:28:09<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u77e5\u8bc6\u70b9\u638c\u63e1\u4e86\uff0c\u8fd8\u9700\u8981\u4e0d\u65ad\u7ec3\u4e60\u624d\u80fd\u719f\u7ec3\u8fd0\u7528\u3002\u4e0b\u9762GOLANG\u7ed9\u5927\u5bb6\u5e26\u6765\u4e00\u4e2aGOLANG\u5f00\u53d1\u5b9e\u6218\uff0c\u624b\u628a\u624b\u6559\u5927\u5bb6\u5b66\u4e60\u300aGorm Raw \u67e5\u8be2\u62a5\u9519 unsupported destination \u5982\u4f55\u89e3\u51b3\uff1f\u300b\uff0c\u5728\u5b9e\u73b0\u529f\u80fd\u7684\u8fc7\u7a0b\u4e2d\u4e5f\u5e26\u5927\u5bb6\u91cd\u65b0\u6e29\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6e29\u6545\u800c\u77e5\u65b0\uff0c\u56de\u5934\u770b\u770b\u8bf4\u4e0d\u5b9a\u53c8\u6709\u4e0d\u4e00\u6837\u7684\u611f\u609f\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241031\/17303560736723236984e7a.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>gorm raw \u539f\u751f\u67e5\u8be2\u62a5\u9519 unsupported destination \u89e3\u51b3\u65b9\u6cd5<\/strong><\/p>\n<p>\u4f7f\u7528 gorm \u6267\u884c\u539f\u751f\u67e5\u8be2\u65f6\uff0c\u9047\u5230 unsupported destination, should be slice or struct \u7684\u9519\u8bef\uff0c\u8868\u660e\u65e0\u6cd5\u5c06\u67e5\u8be2\u7ed3\u679c\u626b\u63cf\u5230\u6307\u5b9a\u7684\u53d8\u91cf\u4e2d\u3002<\/p>\n<p>\u9519\u8bef\u7684\u6839\u6e90\u5728\u4e8e\uff0cgorm \u7684 raw \u65b9\u6cd5\u4e13\u4e3a\u4ee5\u8868\u7ed3\u6784\u4e3a\u76ee\u6807\u7684\u67e5\u8be2\u800c\u8bbe\u8ba1\uff0c\u8981\u6c42 destination \u5fc5\u987b\u662f\u4e00\u4e2a\u5207\u7247\u6216\u7ed3\u6784\u4f53\uff0c\u4ee5\u6620\u5c04\u67e5\u8be2\u7ed3\u679c\u548c\u8868\u7ed3\u6784\u3002\u7136\u800c\uff0cselect database() \u67e5\u8be2\u4e0d\u6d89\u53ca\u8868\u7ed3\u6784\uff0c\u56e0\u6b64\u4e0e gorm \u7684\u6620\u5c04\u673a\u5236\u4e0d\u517c\u5bb9\u3002<\/p>\n<p>\u8981\u89e3\u51b3\u6b64\u95ee\u9898\uff0c\u53ef\u4ee5\u4f7f\u7528\u539f\u751f go sql \u65b9\u6cd5 queryrow\uff0c\u5b83\u53ef\u4ee5\u76f4\u63a5\u4ece\u5e95\u5c42\u6570\u636e\u5e93\u8fde\u63a5\u67e5\u8be2\u5355\u4e2a\u884c\u3002\u4e3a\u6b64\uff0c\u9700\u8981\u4f7f\u7528 *gorm.db \u7ed3\u6784\u4f53\u7684 db() \u65b9\u6cd5\u83b7\u53d6\u539f\u751f *sql.db \u8fde\u63a5\uff1a<\/p>\n<pre>func showCurrentDb() {\n    var database string\n    persistence.GetDB().DB().QueryRow(\"select database()\").Scan(&amp;database)\n    fmt.Println(\"database \", database)\n}<\/pre>\n<p>\u4eca\u5929\u5173\u4e8e\u300aGorm Raw \u67e5\u8be2\u62a5\u9519 unsupported destination \u5982\u4f55\u89e3\u51b3\uff1f\u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728GOLANG\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   pe\u5206\u533a\u8f6f\u4ef6\u4e0b\u8f7d\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u5982\u4f55\u628a\u5f55\u97f3\u5e26\u7684\u58f0\u97f3\u5b58\u5230\u7535\u8111\u5185\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u77e5\u8bc6\u70b9\u638c\u63e1\u4e86\uff0c\u8fd8\u9700\u8981\u4e0d\u65ad\u7ec3\u4e60\u624d\u80fd&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-206002","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206002","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=206002"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206002\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=206002"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=206002"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=206002"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}