andygrove opened a new issue, #1611: URL: https://github.com/apache/datafusion-comet/issues/1611
### Describe the bug Spark supports grouping by structs in aggregates, but Comet fails the following error: ``` org.apache.spark.SparkException: Job aborted due to stage failure: Task 0 in stage 1296.0 failed 1 times, most recent failure: Lost task 0.0 in stage 1296.0 (TID 1312) (192.168.86.37 executor driver): java.lang.UnsupportedOperationException: Unsupported data type org.apache.spark.sql.Row at org.apache.spark.sql.catalyst.expressions.SpecializedGettersReader.read(SpecializedGettersReader.java:83) at org.apache.spark.sql.catalyst.expressions.UnsafeRow.get(UnsafeRow.java:334) at org.apache.spark.sql.Dataset.$anonfun$rdd$2(Dataset.scala:3736) ``` ### Steps to reproduce See repro test `test("aggregate group by single column")` in https://github.com/apache/datafusion-comet/pull/1610 ### Expected behavior _No response_ ### Additional context _No response_ -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: github-unsubscr...@datafusion.apache.org.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: github-unsubscr...@datafusion.apache.org For additional commands, e-mail: github-h...@datafusion.apache.org