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Posted to issues@spark.apache.org by "Apache Spark (Jira)" <ji...@apache.org> on 2020/09/12 00:41:00 UTC
[jira] [Commented] (SPARK-32861) GenerateExec should require output
column ordering
[ https://issues.apache.org/jira/browse/SPARK-32861?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17194576#comment-17194576 ]
Apache Spark commented on SPARK-32861:
--------------------------------------
User 'allisonwang-db' has created a pull request for this issue:
https://github.com/apache/spark/pull/29734
> GenerateExec should require output column ordering
> --------------------------------------------------
>
> Key: SPARK-32861
> URL: https://issues.apache.org/jira/browse/SPARK-32861
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 3.0.1
> Reporter: Allison Wang
> Priority: Minor
>
> {{GenerateExec}} should require column ordering since it binds its input rows directly with its {{requiredChildOutput}} without using the child's output schema. In this case, changing input column ordering will result in {{GenerateExec}} binding the wrong schema to the input columns.
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