NarineK 22226fcc92 [SPARK-15110] [SPARKR] Implement repartitionByColumn for SparkR DataFrames ... ## What changes were proposed in this pull request? Implement repartitionByColumn on DataFrame. This will allow us to run R functions on each partition identified by column groups with dapply() method. ## How was this patch tested? Unit tests Author: NarineK <narine.kokhlikyan@us.ibm.com> Closes #12887 from NarineK/repartitionByColumns.		2016-05-05 12:00:55 -07:00
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testthat	[SPARK-15110] [SPARKR] Implement repartitionByColumn for SparkR DataFrames	2016-05-05 12:00:55 -07:00