Caveat: all arrows are shuffle dependencies. On Thu, Sep 18, 2014 at 8:55 PM, Victor Tso-Guillen <[email protected]> wrote:
> Is it possible to express a diamond DAG and have the leaf dependency > evaluate only once? So say data flows left to right (and the dependencies > are oriented right to left): > > [image: Inline image 1] > Is it possible to run d.collect() and have a evaluate its iterator only > once? >
