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-rw-r--r--R/pkg/R/group.R10
1 files changed, 8 insertions, 2 deletions
diff --git a/R/pkg/R/group.R b/R/pkg/R/group.R
index 02237b3672..5a7a8a2cab 100644
--- a/R/pkg/R/group.R
+++ b/R/pkg/R/group.R
@@ -56,6 +56,7 @@ setMethod("show", "GroupedData",
#'
#' @param x a GroupedData
#' @return a DataFrame
+#' @rdname agg
#' @export
#' @examples
#' \dontrun{
@@ -83,8 +84,6 @@ setMethod("count",
#' df2 <- agg(df, age = "sum") # new column name will be created as 'SUM(age#0)'
#' df2 <- agg(df, ageSum = sum(df$age)) # Creates a new column named ageSum
#' }
-setGeneric("agg", function (x, ...) { standardGeneric("agg") })
-
setMethod("agg",
signature(x = "GroupedData"),
function(x, ...) {
@@ -112,6 +111,13 @@ setMethod("agg",
dataFrame(sdf)
})
+#' @rdname agg
+#' @aliases agg
+setMethod("summarize",
+ signature(x = "GroupedData"),
+ function(x, ...) {
+ agg(x, ...)
+ })
# sum/mean/avg/min/max
methods <- c("sum", "mean", "avg", "min", "max")