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Posted to dev@spark.apache.org by Jacek Laskowski <ja...@japila.pl> on 2018/08/27 10:10:35 UTC

Why is View logical operator not a UnaryNode explicitly?

Hi,

I've just come across View logical operator which is not a UnaryNode
explicitly, i.e. "extends UnaryNode". Why?

https://github.com/apache/spark/blob/master/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/basicLogicalOperators.scala?utf8=%E2%9C%93#L460-L463

Pozdrawiam,
Jacek Laskowski
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