Github user felixcheung commented on a diff in the pull request: https://github.com/apache/spark/pull/18448#discussion_r124706139 --- Diff: R/pkg/R/functions.R --- @@ -132,6 +132,27 @@ NULL #' df <- createDataFrame(as.data.frame(Titanic, stringsAsFactors = FALSE))} NULL +#' Miscellaneous functions for Column operations +#' +#' Miscellaneous functions defined for \code{Column}. +#' +#' @param x Column to compute on. In \code{sha2}, it is one of 224, 256, 384, or 512. +#' @param y Column to compute on. +#' @param ... additional columns. --- End diff -- nit: capital `Columns` to indicate type
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