[ https://issues.apache.org/jira/browse/SPARK-7778?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14680491#comment-14680491 ]
Rakesh Chalasani commented on SPARK-7778: ----------------------------------------- Hi SsuTing: The aggregate expression interface has changed in 1.5 and the above PR is obsolete. SPARK-6548 which is tracking this now is still open. I guess that is a better place to keep track of it. Rakesh > Add standard deviation aggregate expression > -------------------------------------------- > > Key: SPARK-7778 > URL: https://issues.apache.org/jira/browse/SPARK-7778 > Project: Spark > Issue Type: Sub-task > Components: SQL > Reporter: Rakesh Chalasani > > Add standard deviation aggregate expression over data frame columns. -- 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