Github user felixcheung commented on a diff in the pull request: https://github.com/apache/spark/pull/20254#discussion_r161365416 --- Diff: R/pkg/R/DataFrame.R --- @@ -2873,6 +2873,7 @@ setMethod("intersect", #' @rdname except #' @export #' @note except since 1.4.0 +#' @note behaviour changed from \code{EXCEPT ALL} to \code{EXCEPT DISTINCT} in 2.0. --- End diff -- ie. ``` #' but not in another SparkDataFrame. This is equivalent to \code{EXCEPT DISTINCT} in SQL. #' #' Note: Before Spark 2.0.0, the behavior was equivalent to `EXCEPT ALL` in SQL. #' #' @param x a SparkDataFrame. ```
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