{"id":205912,"date":"2025-06-12T08:46:40","date_gmt":"2025-06-12T00:46:40","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205912\/"},"modified":"2025-06-12T08:46:40","modified_gmt":"2025-06-12T00:46:40","slug":"%e5%a6%82%e4%bd%95%e4%bc%98%e5%8c%96-sqlalchemy-%e6%9f%a5%e8%af%a2%e6%80%a7%e8%83%bd%ef%bc%8c%e4%bb%85%e8%8e%b7%e5%8f%96%e6%89%80%e9%9c%80%e5%ad%97%e6%ae%b5%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205912\/","title":{"rendered":"\u5982\u4f55\u4f18\u5316 SQLAlchemy \u67e5\u8be2\u6027\u80fd\uff0c\u4ec5\u83b7\u53d6\u6240\u9700\u5b57\u6bb5\uff1f"},"content":{"rendered":"<p>\u5077\u5077\u52aa\u529b\uff0c\u6084\u65e0\u58f0\u606f\u5730\u53d8\u5f3a\uff0c\u7136\u540e\u60ca\u8273\u6240\u6709\u4eba\uff01\u54c8\u54c8\uff0c\u5c0f\u4f19\u4f34\u4eec\u53c8\u6765\u5b66\u4e60\u5566~\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u5982\u4f55\u4f18\u5316 SQLAlchemy \u67e5\u8be2\u6027\u80fd\uff0c\u4ec5\u83b7\u53d6\u6240\u9700\u5b57\u6bb5\uff1f\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\u5230<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u4e0d\u77e5\u9053\u5927\u5bb6\u5bf9\u5176\u90fd\u6709\u591a\u5c11\u4e86\u89e3\uff0c\u4e0b\u9762\u6211\u4eec\u5c31\u4e00\u8d77\u6765\u770b\u4e00\u5427\uff01\u5f53\u7136\uff0c\u975e\u5e38\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u8bc4\u8bba\uff0c\u7ed9\u51fa\u5408\u7406\u7684\u5efa\u8bae\uff0c\u6211\u4eec\u4e00\u8d77\u5b66\u4e60\uff0c\u4e00\u8d77\u8fdb\u6b65\uff01,<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241028\/1730073646671ed42e8f2db.jpg\" class=\"aligncenter\">,<br \/>\n<strong>\u540e\u7aef\u6570\u636e\u5e93\u67e5\u8be2\u7684\u6027\u80fd\u5f71\u54cd<\/strong>,\u5728\u540e\u7aef\u5f00\u53d1\u4e2d\uff0c\u7ecf\u5e38\u4f7f\u7528 orm \u6846\u67b6\u8fdb\u884c\u6570\u636e\u5e93\u67e5\u8be2\u3002\u4f46\u662f\uff0c\u5f53\u4ec5\u9700\u8981\u67e5\u8be2\u4e00\u4e2a\u8868\u4e2d\u7684\u4e00\u4e2a\u5b57\u6bb5\u65f6\uff0corm \u6846\u67b6\u9ed8\u8ba4\u4f1a\u67e5\u8be2\u51fa\u8be5\u6761\u8bb0\u5f55\u7684\u6240\u6709\u5b57\u6bb5\u3002\u5982\u679c\u8bbf\u95ee\u91cf\u8f83\u5927\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5bf9\u6570\u636e\u5e93\u6027\u80fd\u9020\u6210\u5f71\u54cd\u3002,\u89e3\u51b3\u65b9\u6cd5\u662f\u6307\u5b9a\u9700\u8981\u67e5\u8be2\u7684\u5b57\u6bb5\u3002\u5b9e\u9645\u4e0a\uff0corm \u6846\u67b6\u4e5f\u63d0\u4f9b\u4e86\u8fd9\u79cd\u529f\u80fd\u3002\u4f8b\u5982\uff0c\u5728 sqlalchemy \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u67e5\u8be2\u6307\u5b9a\u7684\u5b57\u6bb5\uff1a,\u901a\u8fc7\u6307\u5b9a\u67e5\u8be2\u7684\u5b57\u6bb5\uff0c\u53ef\u4ee5\u51cf\u5c11\u9700\u8981\u4ece\u6570\u636e\u5e93\u4e2d\u83b7\u53d6\u7684\u6570\u636e\u91cf\uff0c\u4ece\u800c\u63d0\u9ad8\u67e5\u8be2\u6027\u80fd\u3002,\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300a\u5982\u4f55\u4f18\u5316 SQLAlchemy \u67e5\u8be2\u6027\u80fd\uff0c\u4ec5\u83b7\u53d6\u6240\u9700\u5b57\u6bb5\uff1f\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u77e5\u8bc6\u70b9\uff01,\u540e\u7aef\u6570\u636e\u5e93\u67e5\u8be2\u7684\u6027\u80fd\u5f71\u54cd,\u5077\u5077\u52aa\u529b\uff0c\u6084\u65e0\u58f0\u606f\u5730\u53d8\u5f3a\uff0c\u7136\u540e\u60ca\u8273\u6240\u6709\u4eba\uff01\u54c8\u54c8\uff0c\u5c0f\u4f19\u4f34\u4eec\u53c8\u6765\u5b66\u4e60\u5566~\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u5982\u4f55\u4f18\u5316 SQLAlchemy \u67e5\u8be2\u6027\u80fd\uff0c\u4ec5\u83b7\u53d6\u6240\u9700\u5b57\u6bb5\uff1f\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\u5230<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u4e0d\u77e5\u9053\u5927\u5bb6\u5bf9\u5176\u90fd\u6709\u591a\u5c11\u4e86\u89e3\uff0c\u4e0b\u9762\u6211\u4eec\u5c31\u4e00\u8d77\u6765\u770b\u4e00\u5427\uff01\u5f53\u7136\uff0c\u975e\u5e38\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u8bc4\u8bba\uff0c\u7ed9\u51fa\u5408\u7406\u7684\u5efa\u8bae\uff0c\u6211\u4eec\u4e00\u8d77\u5b66\u4e60\uff0c\u4e00\u8d77\u8fdb\u6b65\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>\u5982\u4f55\u4f18\u5316 SQLAlchemy \u67e5\u8be2\u6027\u80fd\uff0c\u4ec5\u83b7\u53d6\u6240\u9700\u5b57\u6bb5\uff1f<\/span><\/p>\n<h1>\u5982\u4f55\u4f18\u5316 SQLAlchemy \u67e5\u8be2\u6027\u80fd\uff0c\u4ec5\u83b7\u53d6\u6240\u9700\u5b57\u6bb5\uff1f<\/h1>\n<p><span>2024-10-28 08:01:02<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u5077\u5077\u52aa\u529b\uff0c\u6084\u65e0\u58f0\u606f\u5730\u53d8\u5f3a\uff0c\u7136\u540e\u60ca\u8273\u6240\u6709\u4eba\uff01\u54c8\u54c8\uff0c\u5c0f\u4f19\u4f34\u4eec\u53c8\u6765\u5b66\u4e60\u5566~\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u5982\u4f55\u4f18\u5316 SQLAlchemy \u67e5\u8be2\u6027\u80fd\uff0c\u4ec5\u83b7\u53d6\u6240\u9700\u5b57\u6bb5\uff1f\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u4e0d\u77e5\u9053\u5927\u5bb6\u5bf9\u5176\u90fd\u6709\u591a\u5c11\u4e86\u89e3\uff0c\u4e0b\u9762\u6211\u4eec\u5c31\u4e00\u8d77\u6765\u770b\u4e00\u5427\uff01\u5f53\u7136\uff0c\u975e\u5e38\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u8bc4\u8bba\uff0c\u7ed9\u51fa\u5408\u7406\u7684\u5efa\u8bae\uff0c\u6211\u4eec\u4e00\u8d77\u5b66\u4e60\uff0c\u4e00\u8d77\u8fdb\u6b65\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241028\/1730073646671ed42e8f2db.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u540e\u7aef\u6570\u636e\u5e93\u67e5\u8be2\u7684\u6027\u80fd\u5f71\u54cd<\/strong><\/p>\n<p>\u5728\u540e\u7aef\u5f00\u53d1\u4e2d\uff0c\u7ecf\u5e38\u4f7f\u7528 orm \u6846\u67b6\u8fdb\u884c\u6570\u636e\u5e93\u67e5\u8be2\u3002\u4f46\u662f\uff0c\u5f53\u4ec5\u9700\u8981\u67e5\u8be2\u4e00\u4e2a\u8868\u4e2d\u7684\u4e00\u4e2a\u5b57\u6bb5\u65f6\uff0corm \u6846\u67b6\u9ed8\u8ba4\u4f1a\u67e5\u8be2\u51fa\u8be5\u6761\u8bb0\u5f55\u7684\u6240\u6709\u5b57\u6bb5\u3002\u5982\u679c\u8bbf\u95ee\u91cf\u8f83\u5927\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5bf9\u6570\u636e\u5e93\u6027\u80fd\u9020\u6210\u5f71\u54cd\u3002<\/p>\n<p>\u89e3\u51b3\u65b9\u6cd5\u662f\u6307\u5b9a\u9700\u8981\u67e5\u8be2\u7684\u5b57\u6bb5\u3002\u5b9e\u9645\u4e0a\uff0corm \u6846\u67b6\u4e5f\u63d0\u4f9b\u4e86\u8fd9\u79cd\u529f\u80fd\u3002\u4f8b\u5982\uff0c\u5728 sqlalchemy \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u67e5\u8be2\u6307\u5b9a\u7684\u5b57\u6bb5\uff1a<\/p>\n<pre>session.query(User).filter_by(id=10000).with_entities(User.name)<\/pre>\n<p>\u901a\u8fc7\u6307\u5b9a\u67e5\u8be2\u7684\u5b57\u6bb5\uff0c\u53ef\u4ee5\u51cf\u5c11\u9700\u8981\u4ece\u6570\u636e\u5e93\u4e2d\u83b7\u53d6\u7684\u6570\u636e\u91cf\uff0c\u4ece\u800c\u63d0\u9ad8\u67e5\u8be2\u6027\u80fd\u3002<\/p>\n<p>\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300a\u5982\u4f55\u4f18\u5316 SQLAlchemy \u67e5\u8be2\u6027\u80fd\uff0c\u4ec5\u83b7\u53d6\u6240\u9700\u5b57\u6bb5\uff1f\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   VSCode \u667a\u80fd\u63d0\u793a kwargs \u53c2\u6570\u79d8\u5bc6\u662f\u5982\u4f55\u5b9e\u73b0\u7684\uff1f\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   win10\u5982\u4f55\u4f7f\u7528\u5c4f\u5e55\u952e\u76d8\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u5077\u5077\u52aa\u529b\uff0c\u6084\u65e0\u58f0\u606f\u5730\u53d8\u5f3a\uff0c\u7136\u540e\u60ca&#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-205912","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205912","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=205912"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205912\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205912"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205912"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205912"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}