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[Python] DuckDB Not implemented Error: Writing to HTTP files not implemented

Discussão em 'Python' iniciado por Stack, Novembro 27, 2025.

  1. Stack

    Stack Membro Participativo

    Using duckdb, I am trying to write a data frame (from my VS code) into a parquet (in Azure storage accounts). I am getting the error as Not implemented Error: Writing to HTTP files not implemented.

    However, while forming the data frame (which I am forming for the data in a csv file kept in the Azure storage accounts blob container), it is working well to read the csv file, in my VS code.

    azure_storage_path= 'https://somename.blob.core.windows.net/the-conatiner-name'
    table_name='https://somename.blob.core.windows.net/the-conatiner-name/the_csv.csv'

    conn = duckdb.connect()
    conn.execute('install httpfs')
    conn.execute('load httpfs')
    df = conn.execute("""
    CREATE OR REPLACE TABLE some_table AS
    SELECT *
    FROM '"""+table_name+"""'
    LIMIT 10
    """).df()
    ##Error occurs in below line##
    conn.execute("COPY (FROM some_table) TO '"+azure_storage_path+"/ParquetFile.parquet' (FORMAT 'parquet')")


    My target is to form the csv as a parquet in Azure container

    Continue reading...

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