LeafRunnableCommand — Leaf Logical Runnable Commands¶
LeafRunnableCommand is an extension of the RunnableCommand abstraction for leaf logical runnable commands.
It looks like
LeafRunnableCommand was introduced in SPARK-34989 to improve the performance of
I don't understand why such a simplistic trait definition could help as seems very Scala-specific. Help appreciated! 🙏
trait LeafRunnableCommand extends RunnableCommand with LeafLike[LogicalPlan]
- many others