viirya commented on a change in pull request #24464: [SPARK-27439][SQL] Use
existing queryexecution in explaining Dataset
URL: https://github.com/apache/spark/pull/24464#discussion_r280076761
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File path: sql/core/src/main/scala/org/apache/spark/sql/Dataset.scala
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@@ -494,11 +494,15 @@ class Dataset[T] private[sql](
/**
* Prints the plans (logical and physical) to the console for debugging
purposes.
*
+ * Note that temporary views are already resolved when creating `Dataset`.
So if
+ * temporary views are changed after that, the output of this command shows
the plans
+ * before such changes.
Review comment:
This is the main access of explain command for Dataset. If not this place,
any other place you will suggest?
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