Github user heary-cao commented on a diff in the pull request:
https://github.com/apache/spark/pull/21968#discussion_r214294682
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/aggregate/RowBasedHashMapGenerator.scala
---
@@ -130,6 +134,12 @@ class RowBasedHashMapGenerator(
}
}.mkString(";\n")
+ val nullByteWriter = if (groupingKeySchema.map(_.nullable).forall(_ ==
false)) {
--- End diff --
ok, thanks.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
