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From mengxr <...@git.apache.org>
Subject [GitHub] spark pull request: [SPARK-7241] Pearson correlation for DataFrame...
Date Sun, 03 May 2015 16:20:40 GMT
Github user mengxr commented on a diff in the pull request:

    https://github.com/apache/spark/pull/5858#discussion_r29557466
  
    --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/stat/StatFunctions.scala
---
    @@ -68,13 +76,23 @@ private[sql] object StatFunctions {
             s"with dataType ${data.get.dataType} not supported.")
         }
         val columns = cols.map(n => Column(Cast(Column(n).expr, DoubleType)))
    -    val counts = df.select(columns:_*).rdd.aggregate(new CovarianceCounter)(
    +    df.select(columns:_*).rdd.aggregate(new CovarianceCounter)(
    --- End diff --
    
    space after `:`


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