Checkpoints are useful for debugging one part of a long flow, when you would otherwise have to run many steps to get to the one you care about.
Checkpoints are useful for debugging one part of a long flow, when you would otherwise have to run many steps to get to the one you care about. To enable checkpoints, sprinkle calls to checkpoint[T]() throughout your flow, ideally after expensive steps.
filename or fully qualified path to the checkpoint
result of this arbitrary => SCollection[T flow is what is checkpointed