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Apache Spark commented on SPARK-6466: ------------------------------------- User 'viirya' has created a pull request for this issue: https://github.com/apache/spark/pull/5134 > Remove unnecessary attributes when resolving GroupingSets > --------------------------------------------------------- > > Key: SPARK-6466 > URL: https://issues.apache.org/jira/browse/SPARK-6466 > Project: Spark > Issue Type: Improvement > Components: SQL > Reporter: Liang-Chi Hsieh > Priority: Minor > > When resolving GroupingSets, we currently list all outputs of GroupingSets's > child plan. However, the columns that are not in groupBy expressions and not > used by aggregation expressions are unnecessary and can be removed. -- 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