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Posted to dev@spark.apache.org by 萝卜丝炒饭 <14...@qq.com> on 2017/05/23 11:45:22 UTC

How to generate stage for this RDD DAG please?

Hi all,


I read some paper about the stage, l know the narrow dependency and shuffle dependency.


About the belowing RDD DAG,  how deos spark generate the stage DAG please?
And is  this RDD DAG  legal  please?