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Posted to issues@spark.apache.org by "Xiao Li (Jira)" <ji...@apache.org> on 2019/10/03 23:13:00 UTC

[jira] [Assigned] (SPARK-29350) Fix BroadcastExchange reuse in Dynamic Partition Pruning

     [ https://issues.apache.org/jira/browse/SPARK-29350?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Xiao Li reassigned SPARK-29350:
-------------------------------

    Assignee: Wei Xue

> Fix BroadcastExchange reuse in Dynamic Partition Pruning
> --------------------------------------------------------
>
>                 Key: SPARK-29350
>                 URL: https://issues.apache.org/jira/browse/SPARK-29350
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 3.0.0
>            Reporter: Wei Xue
>            Assignee: Wei Xue
>            Priority: Major
>
> Dynamic partition pruning filters are added as an in-subquery containing a {{BroadcastExchange}} in a broadcast hash join. To ensure this new {{BroadcastExchange}} can be reused, we need to make the {{ReuseExchange}} rule visit in-subquery nodes.



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