Github user HyukjinKwon commented on a diff in the pull request: https://github.com/apache/spark/pull/15952#discussion_r88821734 --- Diff: R/pkg/R/DataFrame.R --- @@ -2541,7 +2541,8 @@ generateAliasesForIntersectedCols <- function (x, intersectedColNames, suffix) { #' #' Return a new SparkDataFrame containing the union of rows in this SparkDataFrame #' and another SparkDataFrame. This is equivalent to \code{UNION ALL} in SQL. -#' Note that this does not remove duplicate rows across the two SparkDataFrames. +#' +#' Note: This does not remove duplicate rows across the two SparkDataFrames. --- End diff -- **Before** ![2016-11-21 11 34 58](https://cloud.githubusercontent.com/assets/6477701/20468893/9cac5c16-afde-11e6-8abd-4f5fdafc84e0.png) **After** ![2016-11-21 11 34 46](https://cloud.githubusercontent.com/assets/6477701/20468891/97eaf548-afde-11e6-9be4-808da9a83b4b.png)
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