How to convert unix timestamp to date in Spark

Question

I have a data frame with a column of unix timestamp(eg.1435655706000), and I want to convert it to data with format \'yyyy-MM-DD\', I\'ve tried nscala-time but it doesn\'t w

Answer 1

You needn't convert to String before applying toDataTime with nscala_time

import com.github.nscala_time.time.Imports._

scala> 1435655706000L.toDateTime
res4: org.joda.time.DateTime = 2015-06-30T09:15:06.000Z

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