[ https://issues.apache.org/jira/browse/SPARK-33092?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Apache Spark reassigned SPARK-33092: ------------------------------------ Assignee: Apache Spark (was: L. C. Hsieh) > Support subexpression elimination in ProjectExec > ------------------------------------------------ > > Key: SPARK-33092 > URL: https://issues.apache.org/jira/browse/SPARK-33092 > Project: Spark > Issue Type: Improvement > Components: SQL > Affects Versions: 3.1.0 > Reporter: L. C. Hsieh > Assignee: Apache Spark > Priority: Major > > Users frequently write repeatedly expression in projection. Currently in > ProjectExec, we don't support subexpression elimination in Whole-stage > codegen. We can support it to reduce redundant evaluation. -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org