That's the best option right now, but it does cause a copy of the data
in Arrow format to be created. It would be nice to have a more
efficient function (in performance and efficiency) for this:

https://issues.apache.org/jira/browse/ARROW-1993

- Wes

On Fri, Jan 12, 2018 at 4:44 PM, Li Jin <[EMAIL PROTECTED]> wrote:
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