{"id":48091,"date":"2024-12-02T15:16:05","date_gmt":"2024-12-02T07:16:05","guid":{"rendered":"https:\/\/fwq.ai\/blog\/48091\/"},"modified":"2024-12-02T15:16:05","modified_gmt":"2024-12-02T07:16:05","slug":"%e5%8f%82%e6%95%b0%e7%bb%91%e5%ae%9a%e7%9a%84%e6%9c%80%e4%bd%b3%e5%ae%9e%e8%b7%b5%e6%9c%89%e5%93%aa%e4%ba%9b%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/48091\/","title":{"rendered":"\u53c2\u6570\u7ed1\u5b9a\u7684\u6700\u4f73\u5b9e\u8df5\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>\u53c2\u6570\u7ed1\u5b9a\u7684\u6700\u4f73\u5b9e\u8df5\u6709\u54ea\u4e9b\uff1f<\/h1>\n<p>\u5927\u5bb6\u597d\uff0c\u6211\u4eec\u53c8\u89c1\u9762\u4e86\u554a~\u672c\u6587<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u53c2\u6570\u7ed1\u5b9a\u7684\u6700\u4f73\u5b9e\u8df5\u6709\u54ea\u4e9b\uff1f\u300b<\/span>\u7684\u5185\u5bb9\u4e2d\u5c06\u4f1a\u6d89\u53ca\u5230<span style=\"color: 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#FFFFFF\">\u6587\u7ae0<\/span>\u76f8\u5173\u6587\u7ae0\uff0c\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u8fdb\u6b65\uff01\u4e0b\u9762\u5c31\u5f00\u59cb\u672c\u6587\u7684\u6b63\u5f0f\u5185\u5bb9~<\/p>\n<p>\u53c2\u6570\u7ed1\u5b9a\u662f\u4e00\u79cd\u589e\u5f3a\u6570\u636e\u5e93\u67e5\u8be2\u6027\u80fd\u548c\u5b89\u5168\u6027\u7684\u6280\u672f\u3002\u4e3b\u8981\u6700\u4f73\u5b9e\u8df5\u5305\u62ec\uff1a\u4f7f\u7528\u547d\u540d\u53c2\u6570\u6216\u5360\u4f4d\u7b26\u4ee5\u63d0\u9ad8\u53ef\u8bfb\u6027\u3002\u907f\u514d\u786c\u7f16\u7801\u503c\u4ee5\u589e\u5f3a\u5b89\u5168\u6027\u3002\u4f7f\u7528\u4e8b\u52a1\u4ee5\u786e\u4fdd\u6570\u636e\u5b8c\u6574\u6027\u3002\u8fdb\u884c\u53c2\u6570\u5316\u7c7b\u578b\u68c0\u67e5\u4ee5\u9632\u6b62\u7c7b\u578b\u8f6c\u6362\u9519\u8bef\u3002\u4f7f\u7528\u6279\u91cf\u66f4\u65b0\u4ee5\u63d0\u9ad8\u5927\u91cf\u66f4\u65b0\u8bb0\u5f55\u7684\u64cd\u4f5c\u6027\u80fd\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1729988256671d86a0d22e1.jpg\" class=\"aligncenter\" title=\"\u53c2\u6570\u7ed1\u5b9a\u7684\u6700\u4f73\u5b9e\u8df5\u6709\u54ea\u4e9b\uff1f\u63d2\u56fe\" alt=\"\u53c2\u6570\u7ed1\u5b9a\u7684\u6700\u4f73\u5b9e\u8df5\u6709\u54ea\u4e9b\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>\u53c2\u6570\u7ed1\u5b9a\u7684\u6700\u4f73\u5b9e\u8df5<\/strong><\/p>\n<p><strong>\u7b80\u4ecb<\/strong><\/p>\n<p>\u53c2\u6570\u7ed1\u5b9a\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u6280\u672f\uff0c\u53ef\u63d0\u9ad8\u6570\u636e\u5e93\u67e5\u8be2\u7684\u6027\u80fd\u548c\u5b89\u5168\u6027\u3002\u901a\u8fc7\u4f7f\u7528\u53c2\u6570\u7ed1\u5b9a\uff0c\u4f60\u53ef\u4ee5\u5c06\u503c\u52a8\u6001\u5730\u4f20\u9012\u7ed9\u67e5\u8be2\uff0c\u800c\u4e0d\u662f\u5c06\u503c\u76f4\u63a5\u5d4c\u5165 SQL \u8bed\u53e5\u4e2d\u3002<\/p>\n<p><strong>\u6700\u4f73\u5b9e\u8df5<\/strong><\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u547d\u540d\u53c2\u6570\u6216\u5360\u4f4d\u7b26\uff1a<\/strong>\u8fd9\u6709\u52a9\u4e8e\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002\u4f7f\u7528\u547d\u540d\u53c2\u6570\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u53c2\u6570\u540d\u79f0\u6765\u5f15\u7528\u53c2\u6570\u503c\uff0c\u800c\u4f7f\u7528\u5360\u4f4d\u7b26\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528 ? \u6216 @ \u6765\u8868\u793a\u53c2\u6570\u503c\u3002<\/li>\n<li><strong>\u4e0d\u8981\u786c\u7f16\u7801\u503c\uff1a<\/strong>\u5c06\u503c\u76f4\u63a5\u5d4c\u5165 SQL \u8bed\u53e5\u4e2d\u4f1a\u964d\u4f4e\u5b89\u5168\u6027\uff0c\u56e0\u4e3a\u5b83\u5141\u8bb8 SQL \u6ce8\u5165\u653b\u51fb\u3002<\/li>\n<li><strong>\u4f7f\u7528\u4e8b\u52a1\uff1a<\/strong>\u5728\u6570\u636e\u5e93\u64cd\u4f5c\u4e2d\u4f7f\u7528\u4e8b\u52a1\u53ef\u4ee5\u786e\u4fdd\u6570\u636e\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002\u5728\u6267\u884c\u67e5\u8be2\u4e4b\u524d\u5f00\u59cb\u4e00\u4e2a\u4e8b\u52a1\uff0c\u5e76\u5728\u67e5\u8be2\u6210\u529f\u6267\u884c\u540e\u63d0\u4ea4\u5b83\u3002<\/li>\n<li><strong>\u8fdb\u884c\u53c2\u6570\u5316\u7c7b\u578b\u68c0\u67e5\uff1a<\/strong>\u786e\u4fdd\u4f20\u5165\u67e5\u8be2\u7684\u53c2\u6570\u4e0e\u671f\u671b\u7684\u7c7b\u578b\u5339\u914d\u3002\u8fd9\u5c06\u9632\u6b62\u7531\u4e8e\u7c7b\u578b\u8f6c\u6362\u9519\u8bef\u800c\u51fa\u73b0\u5f02\u5e38\u3002<\/li>\n<li><strong>\u4f7f\u7528\u6279\u91cf\u66f4\u65b0\uff1a<\/strong>\u5bf9\u4e8e\u9700\u8981\u66f4\u65b0\u5927\u91cf\u8bb0\u5f55\u7684\u64cd\u4f5c\uff0c\u8003\u8651\u4f7f\u7528\u6279\u91cf\u66f4\u65b0\u3002\u8fd9\u5c06\u51cf\u5c11\u4e0e\u6570\u636e\u5e93\u7684\u4ea4\u4e92\u6b21\u6570\uff0c\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u4ee5\u4e0b\u662f\u5982\u4f55\u4f7f\u7528 Python \u7684 SQLAlchemy \u7ed1\u5b9a\u53c2\u6570\u7684\u793a\u4f8b\uff1a<\/p>\n<pre>from sqlalchemy import create_engine, Table, MetaData, Column, Integer, String, bindparam, insert\n\n# \u521b\u5efa\u5f15\u64ce\nengine = create_engine(\"postgresql:\/\/user:password@host:port\/database_name\")\n\n# \u521b\u5efa\u4f1a\u8bdd\nsession = engine.connect()\n\n# \u521b\u5efa\u4e00\u4e2a MetaData \u5bf9\u8c61\nmetadata = MetaData()\n\n# \u521b\u5efa\u4e00\u4e2a\u540d\u4e3a \"users\" \u7684\u8868\nusers = Table(\n    'users', metadata,\n    Column('id', Integer, primary_key=True),\n    Column('name', String(255)),\n    Column('email', String(255))\n)\n\n# \u51c6\u5907 insert \u8bed\u53e5\nstmt = insert(users).values(name=bindparam('name'), email=bindparam('email'))\n\n# \u7ed1\u5b9a\u53c2\u6570\nparams = {'name': 'John Doe', 'email': 'johndoe@example.com'}\n\n# \u6267\u884c\u63d2\u5165\u64cd\u4f5c\nsession.execute(stmt, params)\n\n# \u63d0\u4ea4\u66f4\u6539\nsession.commit()<\/pre>\n<p><strong>\u7ed3\u8bba<\/strong><\/p>\n<p>\u901a\u8fc7\u9075\u5faa\u8fd9\u4e9b\u6700\u4f73\u5b9e\u8df5\u5e76\u5229\u7528\u5b9e\u6218\u6848\u4f8b\uff0c\u4f60\u53ef\u4ee5\u5728\u6570\u636e\u5e93\u5e94\u7528\u7a0b\u5e8f\u4e2d\u6709\u6548\u5730\u4f7f\u7528\u53c2\u6570\u7ed1\u5b9a\uff0c\u4ee5\u63d0\u9ad8\u6027\u80fd\u3001\u5b89\u5168\u6027\u3001\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n<p>\u6587\u4e2d\u5173\u4e8e\u5173\u952e\u8bcd,\u53c2\u6570\u7ed1\u5b9a\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300a\u53c2\u6570\u7ed1\u5b9a\u7684\u6700\u4f73\u5b9e\u8df5\u6709\u54ea\u4e9b\uff1f\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u53c2\u6570\u7ed1\u5b9a\u7684\u6700\u4f73\u5b9e\u8df5\u6709\u54ea\u4e9b\uff1f \u5927\u5bb6\u597d\uff0c\u6211\u4eec\u53c8\u89c1\u9762\u4e86\u554a~\u672c\u6587\u300a\u53c2\u6570\u7ed1\u5b9a\u7684\u6700\u4f73\u5b9e\u8df5\u6709\u54ea\u4e9b\uff1f\u300b\u7684\u5185\u5bb9\u4e2d\u5c06\u4f1a\u6d89\u53ca\u5230\u7b49\u7b49\u3002\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\u6587\u7ae0\u76f8\u5173\u77e5\u8bc6\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\uff0c\u4ee5\u540e\u4f1a\u7ed9\u5927\u5bb6\u5e26\u6765\u66f4\u591a\u6587\u7ae0\u76f8\u5173\u6587\u7ae0\uff0c\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u8fdb\u6b65\uff01\u4e0b\u9762\u5c31\u5f00\u59cb\u672c\u6587\u7684\u6b63\u5f0f\u5185\u5bb9~ \u53c2\u6570\u7ed1\u5b9a\u662f\u4e00\u79cd\u589e\u5f3a\u6570\u636e\u5e93\u67e5\u8be2\u6027\u80fd\u548c\u5b89\u5168\u6027\u7684\u6280\u672f\u3002\u4e3b\u8981\u6700\u4f73\u5b9e\u8df5\u5305\u62ec\uff1a\u4f7f\u7528\u547d\u540d\u53c2\u6570\u6216\u5360\u4f4d\u7b26\u4ee5\u63d0\u9ad8\u53ef\u8bfb\u6027\u3002\u907f\u514d\u786c\u7f16\u7801\u503c\u4ee5\u589e\u5f3a\u5b89\u5168\u6027\u3002\u4f7f\u7528\u4e8b\u52a1\u4ee5\u786e\u4fdd\u6570\u636e\u5b8c\u6574\u6027\u3002\u8fdb\u884c\u53c2\u6570\u5316\u7c7b\u578b\u68c0\u67e5\u4ee5\u9632\u6b62\u7c7b\u578b\u8f6c\u6362\u9519\u8bef\u3002\u4f7f\u7528\u6279\u91cf\u66f4\u65b0\u4ee5\u63d0\u9ad8\u5927\u91cf\u66f4\u65b0\u8bb0\u5f55\u7684\u64cd\u4f5c\u6027\u80fd\u3002 \u53c2\u6570\u7ed1\u5b9a\u7684\u6700\u4f73\u5b9e\u8df5 \u7b80\u4ecb \u53c2\u6570\u7ed1\u5b9a\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u6280\u672f\uff0c\u53ef\u63d0\u9ad8\u6570\u636e\u5e93\u67e5\u8be2\u7684\u6027\u80fd\u548c\u5b89\u5168\u6027\u3002\u901a\u8fc7\u4f7f\u7528\u53c2\u6570\u7ed1\u5b9a\uff0c\u4f60\u53ef\u4ee5\u5c06\u503c\u52a8\u6001\u5730\u4f20\u9012\u7ed9\u67e5\u8be2\uff0c\u800c\u4e0d\u662f\u5c06\u503c\u76f4\u63a5\u5d4c\u5165 SQL \u8bed\u53e5\u4e2d\u3002 \u6700\u4f73\u5b9e\u8df5 \u4f7f\u7528\u547d\u540d\u53c2\u6570\u6216\u5360\u4f4d\u7b26\uff1a\u8fd9\u6709\u52a9\u4e8e\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002\u4f7f\u7528\u547d\u540d\u53c2\u6570\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u53c2\u6570\u540d\u79f0\u6765\u5f15\u7528\u53c2\u6570\u503c\uff0c\u800c\u4f7f\u7528\u5360\u4f4d\u7b26\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528 ? \u6216 @ \u6765\u8868\u793a\u53c2\u6570\u503c\u3002 \u4e0d\u8981\u786c\u7f16\u7801\u503c\uff1a\u5c06\u503c\u76f4\u63a5\u5d4c\u5165 SQL \u8bed\u53e5\u4e2d\u4f1a\u964d\u4f4e\u5b89\u5168\u6027\uff0c\u56e0\u4e3a\u5b83\u5141\u8bb8 SQL \u6ce8\u5165\u653b\u51fb\u3002 \u4f7f\u7528\u4e8b\u52a1\uff1a\u5728\u6570\u636e\u5e93\u64cd\u4f5c\u4e2d\u4f7f\u7528\u4e8b\u52a1\u53ef\u4ee5\u786e\u4fdd\u6570\u636e\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002\u5728\u6267\u884c\u67e5\u8be2\u4e4b\u524d\u5f00\u59cb\u4e00\u4e2a\u4e8b\u52a1\uff0c\u5e76\u5728\u67e5\u8be2\u6210\u529f\u6267\u884c\u540e\u63d0\u4ea4\u5b83\u3002 \u8fdb\u884c\u53c2\u6570\u5316\u7c7b\u578b\u68c0\u67e5\uff1a\u786e\u4fdd\u4f20\u5165\u67e5\u8be2\u7684\u53c2\u6570\u4e0e\u671f\u671b\u7684\u7c7b\u578b\u5339\u914d\u3002\u8fd9\u5c06\u9632\u6b62\u7531\u4e8e\u7c7b\u578b\u8f6c\u6362\u9519\u8bef\u800c\u51fa\u73b0\u5f02\u5e38\u3002 \u4f7f\u7528\u6279\u91cf\u66f4\u65b0\uff1a\u5bf9\u4e8e\u9700\u8981\u66f4\u65b0\u5927\u91cf\u8bb0\u5f55\u7684\u64cd\u4f5c\uff0c\u8003\u8651\u4f7f\u7528\u6279\u91cf\u66f4\u65b0\u3002\u8fd9\u5c06\u51cf\u5c11\u4e0e\u6570\u636e\u5e93\u7684\u4ea4\u4e92\u6b21\u6570\uff0c\u63d0\u9ad8\u6027\u80fd\u3002 \u5b9e\u6218\u6848\u4f8b \u4ee5\u4e0b\u662f\u5982\u4f55\u4f7f\u7528 Python \u7684 SQLAlchemy \u7ed1\u5b9a\u53c2\u6570\u7684\u793a\u4f8b\uff1a from sqlalchemy import create_engine, Table, MetaData, Column, Integer, String, bindparam, insert # \u521b\u5efa\u5f15\u64ce engine = create_engine(&#8220;postgresql:\/\/user:password@host:port\/database_name&#8221;) # \u521b\u5efa\u4f1a\u8bdd session = engine.connect() # \u521b\u5efa\u4e00\u4e2a MetaData \u5bf9\u8c61 metadata = [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-48091","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48091","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=48091"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48091\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=48091"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=48091"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=48091"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}