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This PR is a 2nd follow-up for [SPARK-9241](https://issues.apache.org/jira/browse/SPARK-9241). It contains the following improvements: * Fix for a potential bug in distinct child expression and attribute alignment. * Improved handling of duplicate distinct child expressions. * Added test for distinct UDAF with multiple children. cc yhuai Author: Herman van Hovell <hvanhovell@questtec.nl> Closes #9566 from hvanhovell/SPARK-9241-followup-2. |
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compatibility/src/test/scala/org/apache/spark/sql/hive/execution | ||
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pom.xml |