andygrove opened a new issue, #4209: URL: https://github.com/apache/arrow-datafusion/issues/4209
**Is your feature request related to a problem or challenge? Please describe what you are trying to do.** Many rules are only applicable to certain types of plan. Currently a rule has two choices if it cannot optimize the given plan: - Return a clone of the input plan - Return an Err **Describe the solution you'd like** I would like a third option, where the rule can return "not applicable". **Describe alternatives you've considered** None **Additional context** None -- 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]
