[ https://issues.apache.org/jira/browse/SPARK-42504?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
XiDuo You updated SPARK-42504: ------------------------------ Description: CollapseProject won't combine adjacent projects into one, e.g. non-cheap expression has been accessed more than once with the below project. Then there would be possible to appear some adjacent project nodes that NestedColumnAliasing does not support pruning. was: CollapseProject won't combine adjacent projects into one, e.g. non-cheap expression has been accessed more than once with the below project. > NestedColumnAliasing support pruning adjacent projects > ------------------------------------------------------ > > Key: SPARK-42504 > URL: https://issues.apache.org/jira/browse/SPARK-42504 > Project: Spark > Issue Type: Improvement > Components: SQL > Affects Versions: 3.5.0 > Reporter: XiDuo You > Priority: Major > > CollapseProject won't combine adjacent projects into one, e.g. non-cheap > expression has been accessed more than once with the below project. Then > there would be possible to appear some adjacent project nodes that > NestedColumnAliasing does not support pruning. -- This message was sent by Atlassian Jira (v8.20.10#820010) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org