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Marco Gaido commented on SPARK-27278:
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[~huonw] I think the point is: in the existing case which is
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Dongjoon Hyun commented on SPARK-27278:
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The reverting PR should not reuse this JIRA because the
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Dongjoon Hyun commented on SPARK-27278:
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[~huonw]. You can make a PR (for reverting the old one)
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Huon Wilson commented on SPARK-27278:
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That does seem to be what added this optimisation, but it
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Dongjoon Hyun commented on SPARK-27278:
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What you mean by the half is very old commit
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Huon Wilson commented on SPARK-27278:
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Hm, I'm not sure I understand why only half of this
