alamb commented on a change in pull request #1678:
URL: https://github.com/apache/arrow-datafusion/pull/1678#discussion_r792787450
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File path: datafusion/src/physical_plan/sorts/sort_preserving_merge.rs
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@@ -410,40 +410,53 @@ impl SortPreservingMergeStream {
// Cursor is not finished - don't need a new RecordBatch yet
return Poll::Ready(Ok(()));
}
- let mut streams = self.streams.streams.lock().unwrap();
+ let mut empty_batch = false;
Review comment:
The changes to this file are easier to see if you use a whitespace blind
diff:
https://github.com/apache/arrow-datafusion/pull/1678/files?w=1
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