Github user anthonycorbacho commented on the issue:
https://github.com/apache/zeppelin/pull/1497
@HeartSaVioR yeah i would love to have a class that manipulate redis cmd
and handle null, ussually i am not a huge fan of returning `null`, i would
prefer to return an `EMPTY` type instead.
---
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.
---
