Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/7114#discussion_r33606592
--- Diff: python/pyspark/sql/functions.py ---
@@ -299,6 +302,22 @@ def countDistinct(col, *cols):
return Column(jc)
+@since(1.5)
+def e():
--- End diff --
actually even in java/scala it is probably not as useful. i think we should
just remove those from the dataframe api, but leave the expression there for
sql.
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