com.nicta.scoobi.impl.plan.mscr.Layering
A layer contains group by keys and floating nodes defining mscrs so that none of them have dependencies relationship
Because of this property they can be executed in parallel
true if the layer contains the node n
all group by keys
all process nodes
all output nodes
all the sinks for this layer
A layer contains group by keys and floating nodes defining mscrs so that none of them have dependencies relationship
Because of this property they can be executed in parallel