HyukjinKwon commented on a change in pull request #21835: [SPARK-24779]Add
sequence / map_concat / map_from_entries / an option in months_between UDF to
disable rounding-off
URL: https://github.com/apache/spark/pull/21835#discussion_r250840330
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File path: R/pkg/R/functions.R
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@@ -3448,6 +3470,23 @@ setMethod("flatten",
column(jc)
})
+#' @details
+#' \code{map_concat}: Returns the union of all the given maps.
+#'
+#' @rdname column_collection_functions
+#' @aliases map_concat map_concat,Column-method
+#' @note map_concat since 2.4.0
Review comment:
3.0.0
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