Implement spark action to compute partition stats

[ajantha-bhat]

Feature Request / Improvement

Add a spark action to compute and write the partition stats (asynchronously) on demand.

Query engine

None

[ajantha-bhat]

Based on the experiments from #9437, spark action is not effective as the serialization cost of each partition stats entry is expensive.

Will implement an API in core module to compute stats in a distributed way and a spark procedure to call this API.