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https://issues.apache.org/jira/browse/SPARK-49166?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wenchen Fan updated SPARK-49166:
--------------------------------
Parent: SPARK-35553
Issue Type: Sub-task (was: Task)
> Support OFFSET in correlated subquery
> -------------------------------------
>
> Key: SPARK-49166
> URL: https://issues.apache.org/jira/browse/SPARK-49166
> Project: Spark
> Issue Type: Sub-task
> Components: Optimizer
> Affects Versions: 4.0.0
> Reporter: Avery Qi
> Assignee: Avery Qi
> Priority: Major
> Labels: pull-request-available
> Fix For: 4.0.0
>
>
> Subqueries with correlation with OFFSET are not supported due to a
> correctness bug introduced
> before(https://issues.apache.org/jira/browse/SPARK-46446 )
> Offset operator are not allowed in all types of correlated subqueries:
> scalar, lateral, IN, EXISTS.
> The ticket aims to add support for offset in DecorrelateInnerQuery (the
> transformation is into a filter on row_number window function, similar to
> limit).
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