GideonPotok commented on code in PR #46404: URL: https://github.com/apache/spark/pull/46404#discussion_r1595561154
########## sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/aggregate/Mode.scala: ########## @@ -70,10 +76,30 @@ case class Mode( buffer } - override def eval(buffer: OpenHashMap[AnyRef, Long]): Any = { - if (buffer.isEmpty) { + override def eval(buff: OpenHashMap[AnyRef, Long]): Any = { + if (buff.isEmpty) { return null } + val buffer = if (isCollatedString(child)) { + val modeMap = buff.foldLeft( Review Comment: I am copying a pattern I have seen in other Expression implementations of collation. But I am fine making the suggested change. ########## sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/aggregate/Mode.scala: ########## @@ -70,10 +76,30 @@ case class Mode( buffer } - override def eval(buffer: OpenHashMap[AnyRef, Long]): Any = { - if (buffer.isEmpty) { + override def eval(buff: OpenHashMap[AnyRef, Long]): Any = { + if (buff.isEmpty) { return null } + val buffer = if (isCollatedString(child)) { + val modeMap = buff.foldLeft( Review Comment: I am copying a pattern I have seen in other Expression implementations of collation. But I am fine with making the suggested change. -- 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: reviews-unsubscr...@spark.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org