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PartitioningPreservingUnaryExecNode Unary Physical Operators

PartitioningPreservingUnaryExecNode is an extension of the UnaryExecNode abstraction for unary physical operators with well-determined output partitioning.

PartitioningPreservingUnaryExecNode is AliasAwareOutputExpression.

Implementations

Output Data Partitioning Requirements

SparkPlan 
outputPartitioning: Partitioning

outputPartitioning is part of the SparkPlan abstraction.

outputPartitioning...FIXME

Final Method

outputPartitioning is a Scala final method and may not be overridden in subclasses.

Learn more in the Scala Language Specification.