Github user jinfengni commented on the pull request:
https://github.com/apache/drill/pull/187#issuecomment-147597511
Sounds good to me. Getting the simple yet most common used use case faster
makes sense to me, even though this is not the right way to fix the problem in
the long term. There has some discussions around flatten(). We could take into
those discussions into consideration when we address the more general case.
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