Github user ueshin commented on a diff in the pull request:
https://github.com/apache/spark/pull/21045#discussion_r192856581
--- Diff: python/pyspark/sql/functions.py ---
@@ -2394,6 +2394,23 @@ def array_repeat(col, count):
return Column(sc._jvm.functions.array_repeat(_to_java_column(col),
count))
+@since(2.4)
+def zip(*cols):
+ """
+ Merge two columns into one, such that the M-th element of the N-th
argument will be
--- End diff --
Can you add `Collection function: ` like other collection functions?
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