Migration Guide: pandas-gbq

Samples for a guide for migrating from pandas-gbq to google-cloud-bigquery

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For detailed documentation that includes this code sample, see the following:

Code sample

Python

Before trying this sample, follow thePython setup instructions in theBigQuery quickstart using client libraries. For more information, see theBigQueryPython API reference documentation.

To authenticate to BigQuery, set up Application Default Credentials. For more information, seeSet up authentication for client libraries.

importpandassql="""    SELECT name    FROM `bigquery-public-data.usa_names.usa_1910_current`    WHERE state = 'TX'    LIMIT 100"""# Run a Standard SQL query using the environment's default projectdf=pandas.read_gbq(sql,dialect="standard")# Run a Standard SQL query with the project set explicitlyproject_id="your-project-id"df=pandas.read_gbq(sql,project_id=project_id,dialect="standard")

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