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toddfarmer / arrow-migration

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[C++/Python] Append column to Feather file #861

Closed toddfarmer closed 6 years ago

toddfarmer commented 7 years ago

Note: This issue was originally created as ARROW-1518. Please see the migration documentation for further details.

Original Issue Description:

see e.g. https://github.com/wesm/feather/issues/314

toddfarmer commented 6 years ago

Note: Comment by Wes McKinney (wesm): Now that Feather supports zero-copy reads into Arrow, the preferred approach would be to zero-copy read the file, add a column, then write a new Feather file