pandas-gbq を使用してクエリを実行する
コレクションでコンテンツを整理
必要に応じて、コンテンツの保存と分類を行います。
pandas-gbq パッケージを使用して、シンプルなクエリを実行します。
コードサンプル
特に記載のない限り、このページのコンテンツはクリエイティブ・コモンズの表示 4.0 ライセンスにより使用許諾されます。コードサンプルは Apache 2.0 ライセンスにより使用許諾されます。詳しくは、Google Developers サイトのポリシーをご覧ください。Java は Oracle および関連会社の登録商標です。
[[["わかりやすい","easyToUnderstand","thumb-up"],["問題の解決に役立った","solvedMyProblem","thumb-up"],["その他","otherUp","thumb-up"]],[["わかりにくい","hardToUnderstand","thumb-down"],["情報またはサンプルコードが不正確","incorrectInformationOrSampleCode","thumb-down"],["必要な情報 / サンプルがない","missingTheInformationSamplesINeed","thumb-down"],["翻訳に関する問題","translationIssue","thumb-down"],["その他","otherDown","thumb-down"]],[],[[["\u003cp\u003eThis page demonstrates how to use the pandas-gbq package to execute a query in BigQuery.\u003c/p\u003e\n"],["\u003cp\u003eAuthentication to BigQuery requires setting up Application Default Credentials.\u003c/p\u003e\n"],["\u003cp\u003eA code sample is provided that shows how to query country names and alpha-2 codes from a public BigQuery dataset.\u003c/p\u003e\n"],["\u003cp\u003eThe Google Cloud sample browser can be used to find code samples for other Google Cloud products.\u003c/p\u003e\n"]]],[],null,["# Run a query with pandas-gbq\n\nUse the pandas-gbq package to run a simple query.\n\nCode sample\n-----------\n\n### Python\n\n\nBefore trying this sample, follow the Python setup instructions in the\n[BigQuery quickstart using\nclient libraries](/bigquery/docs/quickstarts/quickstart-client-libraries).\n\n\nFor more information, see the\n[BigQuery Python API\nreference documentation](/python/docs/reference/bigquery/latest).\n\n\nTo authenticate to BigQuery, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for client libraries](/bigquery/docs/authentication#client-libs).\n\n import pandas_gbq\n\n # TODO: Set project_id to your Google Cloud Platform project ID.\n # project_id = \"my-project\"\n\n sql = \"\"\"\n SELECT country_name, alpha_2_code\n FROM `bigquery-public-data.utility_us.country_code_iso`\n WHERE alpha_2_code LIKE 'A%'\n \"\"\"\n df = pandas_gbq.read_gbq(sql, project_id=project_id)\n\nWhat's next\n-----------\n\n\nTo search and filter code samples for other Google Cloud products, see the\n[Google Cloud sample browser](/docs/samples?product=bigquery)."]]