Weijun-H commented on code in PR #23419:
URL: https://github.com/apache/datafusion/pull/23419#discussion_r3552804224
##########
datafusion/physical-plan/src/sorts/merge.rs:
##########
@@ -236,53 +236,24 @@ impl<C: CursorValues> SortPreservingMergeStream<C> {
}
return Poll::Ready(None);
}
+
// Once all partitions have set their corresponding cursors for the
loser tree,
// we skip the following block. Until then, this function may be
called multiple
// times and can return Poll::Pending if any partition returns
Poll::Pending.
Review Comment:
Duplicate of the call-site comment; drop one.
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