WinkerDu commented on issue #2027: URL: https://github.com/apache/arrow-datafusion/issues/2027#issuecomment-1073078064
> Please also consider the Apache Hive auto alias as a reference. > > TBH, I'm conservative on the need to provide a default name. If something goes wrong, it's acceptable to fail the query, requiring the user to alias explicitly. @xudong963 After checking #1818 , realigning anonymous columns for all `Expr` seems a bit much. I prefer what @alamb put that adding a `LogicalPlan::Projection` to `Union`. BTW, I'd like to solve that `Union` corner bug -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
