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Posted to jira@arrow.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2021/03/26 06:02:00 UTC
[jira] [Updated] (ARROW-11991) [Rust][DataFusion] Maintain
partition information in Union
[ https://issues.apache.org/jira/browse/ARROW-11991?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
ASF GitHub Bot updated ARROW-11991:
-----------------------------------
Labels: pull-request-available (was: )
> [Rust][DataFusion] Maintain partition information in Union
> ----------------------------------------------------------
>
> Key: ARROW-11991
> URL: https://issues.apache.org/jira/browse/ARROW-11991
> Project: Apache Arrow
> Issue Type: Improvement
> Components: Rust - DataFusion
> Reporter: Daniƫl Heres
> Priority: Major
> Labels: pull-request-available
> Time Spent: 10m
> Remaining Estimate: 0h
>
> Currently it returns Partitioning::UnknownPartitioning(num_partitions) based on the sum of partition counts (if available) of the underlying inputs. In case of another partition scheme - such as hash partitioning, it would be better to keep that information available, so other optimizations could be used.
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