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Apache Spark commented on SPARK-9592: ------------------------------------- User 'ggupta81' has created a pull request for this issue: https://github.com/apache/spark/pull/7928 > First and Last aggregates are calculating the values for entire DataFrame > partition not on GroupedData partition. > ----------------------------------------------------------------------------------------------------------------- > > Key: SPARK-9592 > URL: https://issues.apache.org/jira/browse/SPARK-9592 > Project: Spark > Issue Type: Bug > Components: SQL > Affects Versions: 1.4.0, 1.5.0 > Reporter: gaurav > Priority: Minor > Fix For: 1.5.0 > > Original Estimate: 4h > Remaining Estimate: 4h > > In current implementation, First and Last aggregates were calculating the > values for entire DataFrame partition and then the same value was returned > for all GroupedData in the partition. > sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/aggregates.scala > Fixed the First and Last aggregates should compute first and last value per > GroupedData instead of entire DataFrame. -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org