[ https://issues.apache.org/jira/browse/SPARK-42556 ]
jiaan.geng deleted comment on SPARK-42556:
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was (Author: beliefer):
I'm working on.
> Dataset.colregex should link a plan_id when it only matches a single column.
> ----------------------------------------------------------------------------
>
> Key: SPARK-42556
> URL: https://issues.apache.org/jira/browse/SPARK-42556
> Project: Spark
> Issue Type: New Feature
> Components: Connect
> Affects Versions: 3.4.0
> Reporter: Herman van Hövell
> Priority: Major
>
> When colregex returns a single column it should link the plans plan_id. For
> reference here is the non-connect Dataset code that does this:
> [https://github.com/apache/spark/blob/master/sql/core/src/main/scala/org/apache/spark/sql/Dataset.scala#L1512]
> This also needs to be fixed for the Python client.
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