How about this: df.withColumn("doubles", col("ints").cast("double")).drop("ints")
On Thu, Aug 25, 2016 at 2:09 PM, Marco Mistroni <mmistr...@gmail.com> wrote: > hi all > i might be stuck in old code, but this is what i am doing to convert a > DF int column to Double > > val intToDoubleFunc:(Int => Double) = lbl => lbl.toDouble > val labelToDblFunc = udf(intToDoubleFunc) > > > val convertedDF = df.withColumn("SurvivedDbl", > labelToDblFunc(col("Survived"))) > > is there a better way to do that? > > kr > >