I've been experimenting with Apache Arrow. I have used the column oriented memory mapped files for many years. In the past, I've used a separate file for each column. Arrow seems to like to store everything in one file. Is there a way to add a new column without rewriting the entire file?
https://stackoverflow.com/questions/66163523/can-i-add-a-new-column-without-rewriting-an-entire-file February 12, 2021 at 05:55AM
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