For the latest versions of SparkR (1.6 and 2.0) do I need R to be installed ? If I need R to run sparkR is it required to install R on all data nodes in a Yarn cluster with CDH and spark?For the latest versions of SparkR (1.6 and 2.0)
阅读背景：
sparkR安装是否依赖于R安装？
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