Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/6005#discussion_r29963534
--- Diff: sql/core/src/main/scala/org/apache/spark/sql/functions.scala ---
@@ -247,6 +247,22 @@ object functions {
def last(columnName: String): Column = last(Column(columnName))
/**
+ * Aggregate function: returns the average of the values in a group.
+ * Alias for avg.
+ *
+ * @group agg_funcs
+ */
+ def mean(e: Column): Column = avg(e)
+
+ /**
+ * Aggregate function: returns the average of the values in a group.
+ * Alias for avg.
+ *
+ * @group agg_funcs
+ */
+ def mean(columnName: String): Column = avg(columnName)
--- End diff --
can you add it to Python as well?
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
