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Posted to jira@arrow.apache.org by "Antoine Pitrou (Jira)" <ji...@apache.org> on 2022/10/18 14:53:00 UTC
[jira] [Updated] (ARROW-17825) [C++] Allow to write several tables successively with ORCFileWriter::Write method
[ https://issues.apache.org/jira/browse/ARROW-17825?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Antoine Pitrou updated ARROW-17825:
-----------------------------------
Fix Version/s: 11.0.0
(was: 10.0.0)
> [C++] Allow to write several tables successively with ORCFileWriter::Write method
> ---------------------------------------------------------------------------------
>
> Key: ARROW-17825
> URL: https://issues.apache.org/jira/browse/ARROW-17825
> Project: Apache Arrow
> Issue Type: Improvement
> Components: C++
> Reporter: Louis Calot
> Assignee: Louis Calot
> Priority: Major
> Labels: pull-request-available
> Fix For: 11.0.0
>
> Time Spent: 2h 40m
> Remaining Estimate: 0h
>
> I had the need to write an ORC file little by little, so as to not consume too much memory.
> Following [this|https://github.com/apache/arrow/issues/14211] discussion, it appeared that the API did not seemed to prevent doing that, but that the internal implementation was not reusing the writer accordingly.
> This PR makes the needed changes to reuse the "writer_" correctly.
> I do not think that the preceding behaviour was correct, as calling several time the "Write" method would lead to incorrect ORC files.
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