Github user dongjoon-hyun commented on a diff in the pull request:
https://github.com/apache/spark/pull/13721#discussion_r67583977
--- Diff: R/pkg/R/DataFrame.R ---
@@ -2908,3 +2908,39 @@ setMethod("write.jdbc",
write <- callJMethod(write, "mode", jmode)
invisible(callJMethod(write, "jdbc", url, tableName, jprops))
})
+
+#' randomSplit
+#'
+#' Return a list of randomly split dataframes with the provided weights.
+#'
+#' @param x A SparkDataFrame
+#' @param weights A vector of weights for splits, will be normalized if
they don't sum to 1
+#' @param seed A seed to use for random split
+#'
+#' @family SparkDataFrame functions
+#' @rdname randomSplit
+#' @name randomSplit
+#' @export
+#' @examples
+#'\dontrun{
+#' sc <- sparkR.init()
+#' sqlContext <- sparkRSQL.init(sc)
+#' df <- createDataFrame(data.frame(id = 1:1000))
+#' df_list <- randomSplit(df, c(2, 3, 5), 0)
--- End diff --
Sure. I'll add right now.
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastruct...@apache.org or file a JIRA ticket
with INFRA.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org
For additional commands, e-mail: reviews-h...@spark.apache.org
