Github user WeichenXu123 commented on the issue:
https://github.com/apache/spark/pull/20806
The API seems not dataframe style. What I expect is something like:
```
dataset.groupBy().setAggregateLevel(2).agg(Map("age" -> "max", "salary" ->
"avg"))
```--- --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org
