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Posted to jira@arrow.apache.org by "Neal Richardson (Jira)" <ji...@apache.org> on 2020/06/15 18:34:00 UTC
[jira] [Created] (ARROW-9140) [R] Zero-copy Arrow to R where
possible
Neal Richardson created ARROW-9140:
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Summary: [R] Zero-copy Arrow to R where possible
Key: ARROW-9140
URL: https://issues.apache.org/jira/browse/ARROW-9140
Project: Apache Arrow
Issue Type: New Feature
Components: R
Reporter: Neal Richardson
In a few cases, such as {{int32}} and {{float64}}, where there are no nulls (or nulls allowed, if ARROW-8348/ARROW-3263 happen), we should be able to ingest data from Arrow to R with zero copy. But from my reading of the source, we always allocate memory, and even in the simple cases, we always [transform|https://github.com/apache/arrow/blob/efb707a5438380dcef78418668b57c3f60592a23/r/src/array_to_vector.cpp#L130] the data.
cc [~romainfrancois] [~fsaintjacques]
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