wesm commented on PR #13364: URL: https://github.com/apache/arrow/pull/13364#issuecomment-1156522898
> then why not just resort to shared_ptr (or even, unique_ptr) for the nested type metadata instead of a global registry/garbage collection That's possible -- do you know what is the cost of a null `shared_ptr`? I would hope that having a default-initialized shared_ptr on a class is costless -- 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]
