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Posted to issues@arrow.apache.org by "Wes McKinney (JIRA)" <ji...@apache.org> on 2016/12/26 18:25:58 UTC
[jira] [Closed] (ARROW-364) [Python] Multithreaded conversion
between Arrow record batches as NumPy arrays (for pandas)
[ https://issues.apache.org/jira/browse/ARROW-364?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Wes McKinney closed ARROW-364.
------------------------------
Resolution: Duplicate
Duplicate of ARROW-428
> [Python] Multithreaded conversion between Arrow record batches as NumPy arrays (for pandas)
> -------------------------------------------------------------------------------------------
>
> Key: ARROW-364
> URL: https://issues.apache.org/jira/browse/ARROW-364
> Project: Apache Arrow
> Issue Type: New Feature
> Components: Python
> Reporter: Wes McKinney
>
> This only impacts columns that are not zero-copyable. The GIL only needs to be held while invoking C API functions like {{PyArray_SimpleNew}} or {{PyString_FromStringAndSize}}. If there are many string columns, we may be concerned over GIL contention
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