Github user clockfly commented on a diff in the pull request:
https://github.com/apache/spark/pull/14850#discussion_r77184294
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/ScalaUDF.scala
---
@@ -1057,5 +1059,19 @@ case class ScalaUDF(
Github user clockfly commented on a diff in the pull request:
https://github.com/apache/spark/pull/14850#discussion_r77182217
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/ScalaUDF.scala
---
@@ -1039,9 +1032,18 @@ case class ScalaUDF(
(
Github user clockfly commented on a diff in the pull request:
https://github.com/apache/spark/pull/14850#discussion_r77177520
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/ScalaUDF.scala
---
@@ -1057,5 +1059,19 @@ case class ScalaUDF(
Github user yhuai commented on a diff in the pull request:
https://github.com/apache/spark/pull/14850#discussion_r76518705
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/ScalaUDF.scala
---
@@ -1057,5 +1057,17 @@ case class ScalaUDF(
pr
GitHub user cloud-fan opened a pull request:
https://github.com/apache/spark/pull/14850
[SPARK-17279][SQL] better error message for NPE during ScalaUDF execution
## What changes were proposed in this pull request?
When `ScalaUDF` throws NPE, it's possibly because users don't
