{"id":204022,"date":"2025-05-29T11:04:32","date_gmt":"2025-05-29T03:04:32","guid":{"rendered":"https:\/\/server.hk\/cnblog\/204022\/"},"modified":"2025-05-29T11:04:32","modified_gmt":"2025-05-29T03:04:32","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8-bigquery-%e5%8f%82%e6%95%b0%e5%8c%96%e6%9f%a5%e8%af%a2%e4%b8%ad%e4%bc%a0%e9%80%92%e7%bb%93%e6%9e%84%e6%95%b0%e7%bb%84","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/204022\/","title":{"rendered":"\u5982\u4f55\u5728 Bigquery \u53c2\u6570\u5316\u67e5\u8be2\u4e2d\u4f20\u9012\u7ed3\u6784\u6570\u7ec4"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u5982\u4f55\u5728 Bigquery \u53c2\u6570\u5316\u67e5\u8be2\u4e2d\u4f20\u9012\u7ed3\u6784\u6570\u7ec4<\/h1>\n<p>\u6587\u7ae0\u5c0f\u767d\u4e00\u679a\uff0c\u6b63\u5728\u4e0d\u65ad\u5b66\u4e60\u79ef\u7d2f\u77e5\u8bc6\uff0c\u73b0\u5c06\u5b66\u4e60\u5230\u7684\u77e5\u8bc6\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4e5f\u662f\u5c06\u6211\u7684\u6240\u5f97\u5206\u4eab\u7ed9\u5927\u5bb6\uff01\u800c\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\u300a\u5982\u4f55\u5728 Bigquery \u53c2\u6570\u5316\u67e5\u8be2\u4e2d\u4f20\u9012\u7ed3\u6784\u6570\u7ec4\u300b\u5e26\u5927\u5bb6\u6765\u4e86\u89e3\u4e00\u4e0b##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n<p><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241019\/172933042267137cf66a8cf.jpg\" class=\"aligncenter\"><\/p>\n<p>\u5728 google \u7684 bigquery \u4e2d\uff0csql \u67e5\u8be2\u53ef\u4ee5\u53c2\u6570\u5316\u3002\u5982\u679c\u60a8\u4e0d\u719f\u6089\u8fd9\u4e2a\u6982\u5ff5\uff0c\u5b83\u57fa\u672c\u4e0a\u610f\u5473\u7740\u60a8\u53ef\u4ee5\u5c06 sql \u67e5\u8be2\u7f16\u5199\u4e3a\u53c2\u6570\u5316\u6a21\u677f\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre>insert into mydataset.mytable(columna, columnb)\n    values (@valuea, @valueb)\n<\/pre>\n<p>\u5e76\u5206\u522b\u4f20\u9012\u503c\u3002\u8fd9\u6709\u5f88\u591a\u597d\u5904\uff1a<\/p>\n<ul>\n<li>\u67e5\u8be2\u6bd4\u901a\u8fc7\u5b57\u7b26\u4e32\u8fde\u63a5\u6784\u5efa\u7684\u67e5\u8be2\u66f4\u5177\u53ef\u8bfb\u6027<\/li>\n<li>\u4ee3\u7801\u66f4\u52a0\u5065\u58ee\u548c\u5de5\u4e1a\u5316<\/li>\n<li>\u5b83\u53ef\u4ee5\u5f88\u597d\u5730\u9632\u6b62 sql \u6ce8\u5165\u653b\u51fb\uff08\u5f3a\u5236 xkcd\uff09 <\/li>\n<\/ul>\n<p>\u4ece python \u811a\u672c\u4f20\u9012\u67e5\u8be2\u53c2\u6570\u4f3c\u4e4e\u5f88\u7b80\u5355&#8230;&#8230;\u4e4d\u4e00\u770b\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>from google.cloud.bigquery import (\n    client,\n    scalarqueryparameter,\n    arrayqueryparameter,\n    structqueryparameter,\n    queryjobconfig,\n)\n\nclient=client()\n\nclient.query(\"\ninsert into mydataset.mytable(columna, columnb)\n    values (@valuea, @valueb)\n\", job_config=queryjobconfig(\n    query_parameters=[\n        scalarqueryparameter(\"valuea\",\"string\",\"a\"), \n        scalarqueryparameter(\"valueb\",\"string\",\"b\")\n])\n<\/pre>\n<p>\u4e0a\u9762\u7684\u793a\u4f8b\u5728 a \u5217\u548c b \u5217\u4e2d\u63d2\u5165\u7b80\u5355\uff08\u201c\u6807\u91cf\u201d\uff09\u503c\u3002\u4f46\u60a8\u4e5f\u53ef\u4ee5\u4f20\u9012\u66f4\u590d\u6742\u7684\u53c2\u6570\uff1a<\/p>\n<ul>\n<li>\u6570\u7ec4\uff08arrayqueryparameter\uff09<\/li>\n<li>\u7ed3\u6784\u4f53\uff08structqueryparameter\uff09<\/li>\n<\/ul>\n<p>\u5f53\u60a8\u60f3\u8981\u63d2\u5165\u7ed3\u6784\u6570\u7ec4\u65f6\uff0c\u5c31\u4f1a\u51fa\u73b0\u95ee\u9898\uff1a\u6709\u5f88\u591a\u9677\u9631\uff0c\u51e0\u4e4e\u6ca1\u6709\u6587\u6863\uff0c\u7f51\u7edc\u4e0a\u5173\u4e8e\u8be5\u4e3b\u9898\u7684\u8d44\u6e90\u4e5f\u5f88\u5c11\u3002\u672c\u6587\u7684\u76ee\u6807\u5c31\u662f\u586b\u8865\u8fd9\u4e00\u7a7a\u767d\u3002<\/p>\n<p>\u8ba9\u6211\u4eec\u5b9a\u4e49\u8981\u5b58\u50a8\u5728\u76ee\u6807\u8868\u4e2d\u7684\u4ee5\u4e0b\u5bf9\u8c61<\/p>\n<pre>from dataclasses import dataclass\n\n@dataclass\nclass country:\n    name: str\n    capital_city: str\n\n@dataclass\nclass continent:\n    name: str\n    countries: list[country]\n<\/pre>\n<p>\u901a\u8fc7\u8c03\u7528\u6b64\u53c2\u6570\u5316\u67e5\u8be2<\/p>\n<pre>query = update continents set countries=@countries where name=\"oceania\"\n<\/pre>\n<p>\u9075\u5faa\u6d45\u8584\u6587\u6863\u7684\u7b2c\u4e00\u6b21\u5c1d\u8bd5\u5c06\u662f<\/p>\n<pre>client.query(query, \n    job_config=queryjobconfig(query_parameters=[\n        arrayqueryparameter(\"countries\", \"record\", [\n             {name=\"new zealand\", capital_city=\"wellington\"},\n             {name=\"fiji\", capital_city=\"suva\"} ...]\n]))\n<\/pre>\n<p>\u8fd9\u4f1a\u60e8\u8d25<\/p>\n<blockquote>\n<p>attributeerror\uff1a\u201cdict\u201d\u5bf9\u8c61\u6ca1\u6709\u5c5e\u6027\u201cto_api_repr\u201d<\/p>\n<\/blockquote>\n<p>\u4e8b\u5b9e\u8bc1\u660e\uff0c\u6784\u9020\u51fd\u6570\u7684\u7b2c\u4e09\u4e2a\u53c2\u6570 &#8211; value &#8211; \u5fc5\u987b\u662f structqueryparameter \u5b9e\u4f8b\u7684\u96c6\u5408\uff0c\u800c\u4e0d\u662f\u76f4\u63a5\u60f3\u8981\u7684\u503c\u3002\u90a3\u4e48\u8ba9\u6211\u4eec\u6765\u6784\u5efa\u5b83\u4eec\uff1a<\/p>\n<pre>client.query(query, \njob_config=queryjobconfig(query_parameters=[\n    arrayqueryparameter(\"countries\", \"record\", [\n    structqueryparameter(\"countries\",\n        scalarqueryparameter(\"name\", \"string\", ct.name), \n        scalarqueryparameter(\"capital_city\", \"string\", ct.capital_city)\n    )\n    for ct in countries])\n]))\n<\/pre>\n<p>\u8fd9\u6b21\u6709\u6548&#8230;\u76f4\u5230\u60a8\u5c1d\u8bd5\u8bbe\u7f6e\u4e00\u4e2a\u7a7a\u6570\u7ec4<\/p>\n<pre>client.query(query, \n    job_config=queryjobconfig(\n    query_parameters=[\n        arrayqueryparameter(\"countries\", \"record\", [])\n]))\n<\/pre>\n<blockquote>\n<p>valueerror\uff1a\u7f3a\u5c11\u7a7a\u6570\u7ec4\u7684\u8be6\u7ec6\u7ed3\u6784\u9879\u7c7b\u578b\u4fe1\u606f\uff0c\u8bf7\u63d0\u4f9b structqueryparametertype \u5b9e\u4f8b\u3002<\/p>\n<\/blockquote>\n<p>\u9519\u8bef\u6d88\u606f\u975e\u5e38\u6e05\u695a\uff1a\u201crecord\u201d\u4e0d\u8db3\u4ee5\u8ba9 bigquery \u77e5\u9053\u5982\u4f55\u5904\u7406\u7a7a\u6570\u7ec4\u3002\u5b83\u9700\u8981\u5b8c\u6574\u8be6\u7ec6\u7684\u7ed3\u6784\u3002\u5c31\u8fd9\u6837\u5427<\/p>\n<pre>client.query(query, job_config=QueryJobConfig(query_parameters=[\n    ArrayQueryParameter(\"countries\",\n        StructQueryParameterType(\n            ScalarQueryParameterType(\"STRING\",\"name\"),\n            ScalarQueryParameterType(\"STRING\",\"capital_city\")\n        ), [])\n]))\n<\/pre>\n<p>\uff08\u6ce8\u610f &#8230;parametertype \u6784\u9020\u51fd\u6570\u7684\u53c2\u6570\u987a\u5e8f\u4e0e &#8230;parameter \u6784\u9020\u51fd\u6570\u76f8\u53cd\u3002\u8fd9\u53ea\u662f\u8def\u4e0a\u7684\u53e6\u4e00\u4e2a\u9677\u9631&#8230;\uff09<\/p>\n<p>\u73b0\u5728\u5b83\u4e5f\u9002\u7528\u4e8e\u7a7a\u6570\u7ec4\uff0c\u8036\uff01<\/p>\n<p>\u6700\u540e\u4e00\u4e2a\u9700\u8981\u6ce8\u610f\u7684\u95ee\u9898\uff1a<strong>structqueryparametertype \u7684\u6bcf\u4e2a\u5b50\u5b57\u6bb5\u90fd\u5fc5\u987b\u6709\u4e00\u4e2a\u540d\u79f0<\/strong>\uff0c\u5373\u4f7f\u7b2c\u4e8c\u4e2a\u53c2\u6570\uff08\u540d\u79f0\uff09\u5728\u6784\u9020\u51fd\u6570\u4e2d\u662f\u53ef\u9009\u7684\u3002\u5b83\u5b9e\u9645\u4e0a\u5bf9\u4e8e\u5b50\u5b57\u6bb5\u662f\u5f3a\u5236\u6027\u7684\uff0c\u5426\u5219\u4f60\u4f1a\u5f97\u5230\u4e00\u79cd\u65b0\u7684\u9519\u8bef<\/p>\n<blockquote>\n<p>\u7a7a\u7ed3\u6784\u5b57\u6bb5\u540d\u79f0<\/p>\n<\/blockquote>\n<p>\u6211\u60f3\u8fd9\u5c31\u662f\u6211\u4eec\u5b8c\u6210\u67e5\u8be2\u53c2\u6570\u4e2d\u8bb0\u5f55\u6570\u7ec4\u7684\u4f7f\u7528\u6240\u9700\u8981\u77e5\u9053\u7684\u4e00\u5207\uff0c\u6211\u5e0c\u671b\u8fd9\u4f1a\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n<hr>\n<p>\u611f\u8c22\u60a8\u7684\u9605\u8bfb\uff01\u6211\u662f matthieu\uff0cstack labs \u7684\u6570\u636e\u5de5\u7a0b\u5e08\u3002<br \/> \u5982\u679c\u60a8\u60f3\u4e86\u89e3 stack labs \u6570\u636e\u5e73\u53f0\u6216\u52a0\u5165\u70ed\u60c5\u7684\u6570\u636e\u5de5\u7a0b\u56e2\u961f\uff0c\u8bf7\u8054\u7cfb\u6211\u4eec\u3002<\/p>\n<hr>\n<p>denys nevozhai \u5728 unsplash \u4e0a\u7684\u7167\u7247<\/p>\n<p>\u4eca\u5929\u5173\u4e8e\u300a\u5982\u4f55\u5728 Bigquery \u53c2\u6570\u5316\u67e5\u8be2\u4e2d\u4f20\u9012\u7ed3\u6784\u6570\u7ec4\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\u5728\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<p>      \u7248\u672c\u58f0\u660e \u672c\u6587\u8f6c\u8f7d\u4e8e\uff1adev.to \u5982\u6709\u4fb5\u72af\uff0c\u8bf7\u8054\u7cfb\u5220\u9664<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u5728 Bigquery \u53c2\u6570\u5316&#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-204022","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204022","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=204022"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204022\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=204022"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=204022"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=204022"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}