What's the reason for your first cache call? It looks like you've used the data only once to transform it without reusing the data, so there's no reason for the first cache call, and you need only the second call (and that also depends on the rest of your code).
On Thu, Jun 16, 2016 at 3:17 PM, pseudo oduesp <pseudo20...@gmail.com> wrote: > hi, > if i cache same data frame and transforme and add collumns i should cache > second times > > df.cache() > > transforamtion > add new columns > > df.cache() > ? > >
