[ https://issues.apache.org/jira/browse/SPARK-12068?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sean Owen updated SPARK-12068: ------------------------------ Assignee: Wenchen Fan > use a single column in Dataset.groupBy and count will fail > ---------------------------------------------------------- > > Key: SPARK-12068 > URL: https://issues.apache.org/jira/browse/SPARK-12068 > Project: Spark > Issue Type: Bug > Components: SQL > Reporter: Wenchen Fan > Assignee: Wenchen Fan > Fix For: 1.6.0 > > > {code} > val ds = Seq("a" -> 1, "b" -> 1, "a" -> 2).toDS() > val count = ds.groupBy($"_1").count() > count.collect() // will fail > {code} -- 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