Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/16971#discussion_r103270963
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/stat/StatFunctions.scala
---
@@ -91,7 +100,13 @@ object StatFunctions extends Logging {
}
val summaries = df.select(columns:
_*).rdd.aggregate(emptySummaries)(apply, merge)
- summaries.map { summary => probabilities.map(summary.query) }
+ summaries.map { summary =>
+ try {
+ probabilities.map(summary.query)
+ } catch {
+ case e: SparkException => Seq.empty[Double]
--- End diff --
Please do not use the Exception handling for this purpose. Instead, you can
return None.
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