Github user amansinha100 commented on the pull request:
https://github.com/apache/drill/pull/406#issuecomment-193971973
Agree with @jinfengni that the current fix can cause performance regression
for simpler count queries. I will change my review to -1 and let's see how to
get the proper nullability check.
---
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 infrastruct...@apache.org or file a JIRA ticket
with INFRA.
---
