Github user hvanhovell commented on the issue:
https://github.com/apache/spark/pull/15348
You cannot. Last is not deterministic outside of ordered window functions.
The only thing is that you can have inconsistent results if the last physical
partition happens to be an empty one.
---
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 [email protected] or file a JIRA ticket
with INFRA.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
