Github user cloud-fan commented on the issue:
https://github.com/apache/spark/pull/15837
I'm worried about performance, now we have an extra function call and a if
branch to retrieve the result of common subexpressions. Maybe we should just
disable subexpression elimination for branch expressions like if and case when.
---
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]
