Implement `partition_statistics` API for more operators #15873

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vim89/datafusion

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enhancementhelp wanted

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on Apr 28, 2025

The PR: #15852 introduces a new API partition_statistics and replaces the old statistics API. There are still some operators that don't support getting the specific partition statistics, currently they'll return unknow statistics if the partition is specified.

AggregateExec: implement AggregateExec.partition_statistics #15954
EmptyExec: Implementing partition_statistics for EmptyExec (Issue #15873) #16941
HashJoinExec: feat: implement partition_statistics for HashJoinExec #16956
NestedLoopJoinExec Implement partition_statistics API for NestedLoopJoinExec #19468
SortMergeJoinExec: feat: Implement partition_statistics API for SortMergeJoinExec #19567
PlaceholderRowExec: fix: PlaceholderRowExec::partition_statistics #16851
RepartitionExec: Implement partition_statistics API for RepartitionExec #17061
InterleaveExec: Implement partition_statistics API for InterleaveExec #17051
WindowAggExec feat: implement partition_statistics for WindowAggExec #18534

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