Github user asfgit closed the pull request at:
https://github.com/apache/spark/pull/13532
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Github user koertkuipers commented on a diff in the pull request:
https://github.com/apache/spark/pull/13532#discussion_r69397207
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/DatasetAggregatorSuite.scala ---
@@ -305,4 +305,13 @@ class DatasetAggregatorSuite extends
Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/13532#discussion_r69388379
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/DatasetAggregatorSuite.scala ---
@@ -305,4 +305,13 @@ class DatasetAggregatorSuite extends
Github user koertkuipers commented on a diff in the pull request:
https://github.com/apache/spark/pull/13532#discussion_r65986613
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/aggregate/TypedAggregateExpression.scala
---
@@ -51,7 +52,8 @@ object
Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/13532#discussion_r65985927
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/aggregate/TypedAggregateExpression.scala
---
@@ -51,7 +52,8 @@ object
GitHub user koertkuipers opened a pull request:
https://github.com/apache/spark/pull/13532
[SPARK-15204][SQL] improve nullability inference for Aggregator
## What changes were proposed in this pull request?
TypedAggregateExpression sets nullable based on the schema of the
