maropu commented on a change in pull request #27128: [SPARK-30421][SQL] Dropped
columns still available for filtering
URL: https://github.com/apache/spark/pull/27128#discussion_r364098534
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File path: sql/core/src/main/scala/org/apache/spark/sql/Dataset.scala
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@@ -2376,7 +2376,18 @@ class Dataset[T] private[sql](
if (remainingCols.size == allColumns.size) {
toDF()
} else {
- this.select(remainingCols: _*)
+ val df = this.select(remainingCols: _*)
+ withAction("drop", df.queryExecution) { physicalPlan =>
Review comment:
Probably, @amanomer just used my example code in the jira. That's just an
example code and I didn't carefully check it (I deleted the jira comment cuz
that's a misdirection I think now). I'm not currently sure that this is an
issue to fix as I said in the jira:
https://issues.apache.org/jira/browse/SPARK-30421
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