Posts by zeh • 101 points

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  A: how to create an udf using two columns and if expression

  You need the Else in the if-else in the same line. It follows as it should be: selection = F.udf(lambda x: cumulative_sum._1 if 100*random.random()<= x else float(0.0), FloatType())…

  lambda-expressions spark

  answered 3 years, 10 months ago zeh 101