Github user kiszk commented on the issue: https://github.com/apache/spark/pull/13704 @cloud-fan, I checked the following >Let me check which code portion inserts Cast in this tree. IIUC, [this code](https://github.com/apache/spark/blob/master/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala#L2021) inserts the corresponding ```Cast``` in ```Analyzed Logical Plan``` to ```upcast``` in ```Parsed Logical Plan```.
--- If your project is set up for it, you can reply to this email and have your reply appear on GitHub as well. If your project does not have this feature enabled and wishes so, or if the feature is enabled but not working, please contact infrastructure at infrastruct...@apache.org or file a JIRA ticket with INFRA. --- --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org