[SPARK-9777] [SQL] Window operator can accept UnsafeRows
https://issues.apache.org/jira/browse/SPARK-9777 Author: Yin Huai <yhuai@databricks.com> Closes #8064 from yhuai/windowUnsafe and squashes the following commits: 8fb3537 [Yin Huai] Set canProcessUnsafeRows to true.
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@ -101,6 +101,8 @@ case class Window(
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override def outputOrdering: Seq[SortOrder] = child.outputOrdering
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override def canProcessUnsafeRows: Boolean = true
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/**
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* Create a bound ordering object for a given frame type and offset. A bound ordering object is
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* used to determine which input row lies within the frame boundaries of an output row.
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