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From JihongMA <...@git.apache.org>
Subject [GitHub] spark pull request: SPARK-11420 Updating Stddev support via Impera...
Date Thu, 12 Nov 2015 03:47:16 GMT
Github user JihongMA commented on the pull request:

    https://github.com/apache/spark/pull/9380#issuecomment-155988170
  
    @felixcheung  Thank you!  this is the change I have made to make it pass for R. I am not
familiar with R .
    
    df3 <- agg(gd, age = "stddev")
      expect_is(df3, "DataFrame")
      df3_local <- collect(df3)
      expect_true(is.nan(df3_local[df3_local$name == "Andy",][1, 2]))


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