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https://issues.apache.org/jira/browse/SPARK-40105?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wenchen Fan reassigned SPARK-40105:
-----------------------------------
Assignee: XiDuo You
> Improve repartition in ReplaceCTERefWithRepartition
> ---------------------------------------------------
>
> Key: SPARK-40105
> URL: https://issues.apache.org/jira/browse/SPARK-40105
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 3.4.0
> Reporter: XiDuo You
> Assignee: XiDuo You
> Priority: Minor
> Fix For: 3.4.0
>
>
> If cte can not inlined, the ReplaceCTERefWithRepartition will add repartition
> to force a shuffle so that the reference can reuse shuffle exchange.
> The added repartition should be optimized by AQE for better performance.
> If the user has specified a rebalance, the ReplaceCTERefWithRepartition
> should skip add repartition.
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