[ https://issues.apache.org/jira/browse/SPARK-37267?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Wenchen Fan reassigned SPARK-37267: ----------------------------------- Assignee: XiDuo You > OptimizeSkewInRebalancePartitions support optimize non-root node > ---------------------------------------------------------------- > > Key: SPARK-37267 > URL: https://issues.apache.org/jira/browse/SPARK-37267 > Project: Spark > Issue Type: Sub-task > Components: SQL > Affects Versions: 3.3.0 > Reporter: XiDuo You > Assignee: XiDuo You > Priority: Major > Fix For: 3.3.0 > > > `OptimizeSkewInRebalancePartitions` now is applied if the > `RebalancePartitions` is the root node, but sometimes, we expect a local sort > after do RebalancePartitions that can improve the compression ratio. > After SPARK-36184, we make validate easy that whether the rule introduces > extra shuffle or not and the output partitioning is ensured by > `AQEShuffleReadExec.outputPartitioning`. > So it is safe to make `OptimizeSkewInRebalancePartitions` support optimize > non-root node. -- This message was sent by Atlassian Jira (v8.20.1#820001) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org