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Re:DuckDB – in-process SQL OLAP database management system by nojito on Sunday February 12, 2023 @07:23PM (#34768676)
>DuckDB produces Pandas dataframes, so you would just do df.T. No need to choose between one the other.

Transforming into a pandas df isn't zero copy.

UNPIVOT and PIVOT are quite verbose compared to df.T.

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