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Apache Spark commented on SPARK-14781:
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User 'davies' has created a pull request for this issue:
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Frederick Reiss commented on SPARK-14781:
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Yeah, Distinct will impact performance for the
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Davies Liu commented on SPARK-14781:
PR 12720 is pretty close, we should wait for that.
> Support
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Davies Liu commented on SPARK-14781:
Distinct is slow, it's better to not use that.
The LeftSemiPlus
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Frederick Reiss commented on SPARK-14781:
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[~davies]: I think I have a minimally-invasive plan
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Frederick Reiss commented on SPARK-14781:
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Sure, I'd be happy to put something together to cover
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Davies Liu commented on SPARK-14781:
[~freiss] SemiPlus is not introduced yet. Even the subquery in
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Frederick Reiss commented on SPARK-14781:
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[~davies] where is the definition of the SemiPlus
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Frederick Reiss commented on SPARK-14781:
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I'm not so sure about Q45. Here's the template for
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Roy Cecil commented on SPARK-14781:
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This affects Q10, Q35 and Q45. If this is fixed we can then run 96
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