MichaelChirico commented on pull request #28386: URL: https://github.com/apache/spark/pull/28386#issuecomment-727694593
@HyukjinKwon unfortunately I've since switched companies so I'm going from memory. But the basic idea AIRI is that `mutate` tries to auto-infer column names when not supplied, and this causes issues with wide expressions. An easy test would be something like ``` 1+2+3+...+n ``` testing with `n` until the expression gets large enough to cause an error ---------------------------------------------------------------- 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. For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
