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From actuaryzhang <...@git.apache.org>
Subject [GitHub] spark pull request #18025: [SPARK-20889][SparkR] Grouped documentation for A...
Date Thu, 01 Jun 2017 06:46:12 GMT
Github user actuaryzhang commented on a diff in the pull request:

    https://github.com/apache/spark/pull/18025#discussion_r119538499
  
    --- Diff: R/pkg/R/functions.R ---
    @@ -1630,18 +1609,12 @@ setMethod("sqrt",
                 column(jc)
               })
     
    -#' sum
    -#'
    -#' Aggregate function: returns the sum of all values in the expression.
    +#' @section Details:
    +#' \code{sum}: Returns the sum of all values in the expression.
     #'
    -#' @param x Column to compute on.
    -#'
    -#' @rdname sum
    -#' @name sum
    -#' @family aggregate functions
    -#' @aliases sum,Column-method
    +#' @rdname column_aggregate_functions
    +#' @aliases sum sum,Column-method
     #' @export
    -#' @examples \dontrun{sum(df$c)}
    --- End diff --
    
    Good catch. Added to example.


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