[GitHub] spark pull request #21244: [SPARK-24185][SparkR][SQL]add flatten function to...

[huaxingao]

Github user huaxingao commented on a diff in the pull request:

    https://github.com/apache/spark/pull/21244#discussion_r186275756
  
    --- Diff: R/pkg/R/generics.R ---
    @@ -918,6 +918,10 @@ setGeneric("explode_outer", function(x) { 
standardGeneric("explode_outer") })
     #' @name NULL
     setGeneric("expr", function(x) { standardGeneric("expr") })
     
    +#' @rdname column_collection_functions
    +#' @name NULL
    +setGeneric("flatten", function(x, value) { standardGeneric("flatten") })
    --- End diff --
    
    Thanks for catching the problem. Will correct. 


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