Github user liancheng commented on the pull request:
https://github.com/apache/spark/pull/1265#issuecomment-47981028
`HiveComparisonTest` simply ignores all `ExplainCommand` and don't check
their output. We should catch the exception in `execution.ExplainCommand` and
report the exception stacktrace as part of the plan explanation rather than
throw it out.
---
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.
---
