Github user viirya commented on the issue:
https://github.com/apache/spark/pull/21732
@cloud-fan I made attempt to remove `topLevel` parameter. The approach is
to flatten serializers and deserialzer at `TypedAggregateExpression`. So users
are not aware of difference when using expression encoder.--- --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
