Github user srowen commented on the pull request:
https://github.com/apache/spark/pull/3744#issuecomment-75561628
@witgo is this still live and have you followed up on Xiangrui's comment?
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Github user witgo commented on the pull request:
https://github.com/apache/spark/pull/3744#issuecomment-76126729
Two months ago. I talked to @mengxr in an email, I will post the
performance test results
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