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feat(datafusion): Add TaskWriter for DataFusion #1769
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CTTY
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Oct 20, 2025
CTTY
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Oct 20, 2025
CTTY
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Oct 21, 2025
CTTY
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CTTY
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I think we are on the right track. I left some comments, and we need to split them into smaller prs.
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| Fanout(FanoutWriter<B>), | ||
| /// Writer for partitioned tables with sorted data (maintains single active writer) | ||
| Clustered(ClusteredWriter<B>), |
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We could simplify this as
Partitioned {
splitter: RecordBatchSplitter,
partitioned_writer: Arc<dyn PartitionedWriter>
}
liurenjie1024
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…atchPartitionSplitter (#1781) ## Which issue does this PR close? - Closes #1786 - Covered some of changes from the previous draft: #1769 ## What changes are included in this PR? - Move PartitionValueCalculator to core/arrow so it can be reused by RecordBatchPartitionSplitter - Allow skipping partition value calculation in partition splitter for projected batches - Return <PartitionKey, RecordBatch> rather than <Struct, RecordBatch> pairs in RecordBatchPartitionSplitter::split ## Are these changes tested? Added uts
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Which issue does this PR close?
What changes are included in this PR?
RecordBatchPartitionSplitterand projected partition valuesAre these changes tested?
Added unit tests