Github user felixcheung commented on a diff in the pull request:
https://github.com/apache/spark/pull/18025#discussion_r122608317
--- Diff: R/pkg/R/stats.R ---
@@ -52,22 +52,17 @@ setMethod("crosstab",
collect(dataFrame(sct))
})
-#' Calculate the sample covariance of two numerical columns of a
SparkDataFrame.
--- End diff --
hmm, this is one of the tricky ones where there is one page for DataFrame &
Columns.
I think it's useful to touch of how this works with a SparkDataFrame and
keep this line in some form?
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