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From sun-rui <>
Subject [GitHub] spark pull request: [SPARK-11395][SPARKR] Support over and window ...
Date Mon, 07 Dec 2015 07:21:42 GMT
Github user sun-rui commented on a diff in the pull request:
    --- Diff: R/pkg/R/window.R ---
    @@ -0,0 +1,88 @@
    +# Licensed to the Apache Software Foundation (ASF) under one or more
    +# contributor license agreements.  See the NOTICE file distributed with
    +# this work for additional information regarding copyright ownership.
    +# The ASF licenses this file to You under the Apache License, Version 2.0
    +# (the "License"); you may not use this file except in compliance with
    +# the License.  You may obtain a copy of the License at
    +# Unless required by applicable law or agreed to in writing, software
    +# distributed under the License is distributed on an "AS IS" BASIS,
    +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    +# See the License for the specific language governing permissions and
    +# limitations under the License.
    +# window.R - Utility functions for defining window in DataFrames
    +#' Window.partitionBy
    +#' Creates a WindowSpec with the partitioning defined.
    +#' @rdname Window.partitionBy
    +#' @export
    +#' @examples
    +#' \dontrun{
    +#'   Window.partitionBy("col1", "col2")
    +#'   Window.partitionBy(df$col1, df$col2)
    +#' }
    --- End diff --
    it is common to have . in method names in R, like is.numeric(), as.numeric()

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