[SPARK-8164] transformExpressions should support nested expression sequence #6706
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Test build #34441 has finished for PR 6706 at commit
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Thanks. I've merged this. |
nemccarthy
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Jun 19, 2015
…quence Currently we only support `Seq[Expression]`, we should handle cases like `Seq[Seq[Expression]]` so that we can remove the unnecessary `GroupExpression`. Author: Wenchen Fan <[email protected]> Closes apache#6706 from cloud-fan/clean and squashes the following commits: 60a1193 [Wenchen Fan] support nested expression sequence and remove GroupExpression
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Currently we only support
Seq[Expression], we should handle cases likeSeq[Seq[Expression]]so that we can remove the unnecessaryGroupExpression.