[jira] [Assigned] (SPARK-6548) Adding stddev to DataFrame functions
[ https://issues.apache.org/jira/browse/SPARK-6548?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Apache Spark reassigned SPARK-6548: --- Assignee: Apache Spark > Adding stddev to DataFrame functions > > > Key: SPARK-6548 > URL: https://issues.apache.org/jira/browse/SPARK-6548 > Project: Spark > Issue Type: Improvement > Components: SQL >Reporter: Reynold Xin >Assignee: Apache Spark > Labels: DataFrame, starter > Fix For: 1.4.0 > > > Add it to the list of aggregate functions: > https://github.com/apache/spark/blob/master/sql/core/src/main/scala/org/apache/spark/sql/functions.scala > Also add it to > https://github.com/apache/spark/blob/master/sql/core/src/main/scala/org/apache/spark/sql/GroupedData.scala > We can either add a Stddev Catalyst expression, or just compute it using > existing functions like here: > https://github.com/apache/spark/commit/5bbcd1304cfebba31ec6857a80d3825a40d02e83#diff-c3d0394b2fc08fb2842ff0362a5ac6c9R776 -- 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
[jira] [Assigned] (SPARK-6548) Adding stddev to DataFrame functions
[ https://issues.apache.org/jira/browse/SPARK-6548?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Apache Spark reassigned SPARK-6548: --- Assignee: (was: Apache Spark) > Adding stddev to DataFrame functions > > > Key: SPARK-6548 > URL: https://issues.apache.org/jira/browse/SPARK-6548 > Project: Spark > Issue Type: Improvement > Components: SQL >Reporter: Reynold Xin > Labels: DataFrame, starter > Fix For: 1.4.0 > > > Add it to the list of aggregate functions: > https://github.com/apache/spark/blob/master/sql/core/src/main/scala/org/apache/spark/sql/functions.scala > Also add it to > https://github.com/apache/spark/blob/master/sql/core/src/main/scala/org/apache/spark/sql/GroupedData.scala > We can either add a Stddev Catalyst expression, or just compute it using > existing functions like here: > https://github.com/apache/spark/commit/5bbcd1304cfebba31ec6857a80d3825a40d02e83#diff-c3d0394b2fc08fb2842ff0362a5ac6c9R776 -- 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
