[ https://issues.apache.org/jira/browse/SPARK-14863?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Wenchen Fan resolved SPARK-14863. --------------------------------- Resolution: Fixed Fix Version/s: 2.0.0 Issue resolved by pull request 12626 [https://github.com/apache/spark/pull/12626] > Cache TreeNode's hashCode > ------------------------- > > Key: SPARK-14863 > URL: https://issues.apache.org/jira/browse/SPARK-14863 > Project: Spark > Issue Type: Improvement > Components: SQL > Reporter: Josh Rosen > Assignee: Josh Rosen > Fix For: 2.0.0 > > > Caching TreeNode's hashCode can lead to orders-of-magnitude performance > improvement in certain optimizer rules when operating on data with > huge/complex schemas. -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org