pepijnve commented on code in PR #23407:
URL: https://github.com/apache/datafusion/pull/23407#discussion_r3553824014
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datafusion/physical-plan/src/sorts/streaming_merge.rs:
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@@ -46,15 +46,16 @@ macro_rules! merge_helper {
($t:ty, $sort:ident, $streams:ident, $schema:ident,
$tracking_metrics:ident, $batch_size:ident, $fetch:ident, $reservation:ident,
$enable_round_robin_tie_breaker:ident) => {{
let streams =
FieldCursorStream::<$t>::new($sort, $streams,
$reservation.new_empty());
- return Ok(Box::pin(SortPreservingMergeStream::new(
+ return Ok(SortPreservingMergeStream::new(
Review Comment:
Since `SortPreservingMergeStream` no longer has a `Stream` implementation
and you need to turn it into a stream, we might want to give it a different
name.
Would it be possible to return the `impl Stream` directly from `new` to
avoid the somewhat odd construct?
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