[SPARK-52937][SDP] Sinks #51644
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[SPARK-52937][SDP] Sinks #51644
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What changes were proposed in this pull request?
We were not resetting checkpoint dirs on full refresh.
What changes were proposed in this pull request?
As proposed in the Declarative Pipelines SPIP, a sink is a generic target for a flow to send data that is external to the pipeline. Add support for defining them and executing flows that target them.
This PR implements sinks:
DefineSinkFlowExecutionsubtype for executing flows that write to sinks –SinkWriteTODO: explain sink checkpoint locations and pipeline storage root
Why are the changes needed?
Implement the Declarative Pipelines SPIP.
Does this PR introduce any user-facing change?
How was this patch tested?
Was this patch authored or co-authored using generative AI tooling?