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https://issues.apache.org/jira/browse/SPARK-55471?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Eric Marnadi updated SPARK-55471:
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Epic Link: SPARK-55122
> Adding optimizer support for Sequential Union
> ---------------------------------------------
>
> Key: SPARK-55471
> URL: https://issues.apache.org/jira/browse/SPARK-55471
> Project: Spark
> Issue Type: Task
> Components: Optimizer, Structured Streaming
> Affects Versions: 4.2.0
> Reporter: Eric Marnadi
> Priority: Major
>
> We want to allow for nested sequential unions to be flattened and for
> projections to be pushed down to the Sequential Union children.
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