Narine Kokhlikyan created SPARK-10844:
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Summary: SparkR: Add correlation function to dataframe
Key: SPARK-10844
URL: https://issues.apache.org/jira/browse/SPARK-10844
Project: Spark
Issue Type: Sub-task
Reporter: Narine Kokhlikyan
Right now we can support correlation of two columns, later we can add for many
columns of a dataframe, like R does ....
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