asubiotto commented on code in PR #9621:
URL: https://github.com/apache/arrow-rs/pull/9621#discussion_r3000928936
##########
arrow-ord/src/cmp.rs:
##########
@@ -479,6 +570,42 @@ fn apply_op_vectored<T: ArrayOrd>(
})
}
+/// Segment-based comparison for two REE arrays. Walks both run_ends arrays
+/// simultaneously, comparing once per aligned segment and bulk-filling.
+fn apply_op_segments<T: ArrayOrd>(
+ l: T,
+ l_info: &ReeInfo,
+ r: T,
+ r_info: &ReeInfo,
+ neg: bool,
+ op: fn(T::Item, T::Item) -> bool,
+) -> BooleanBuffer {
+ let end = l_info.offset + l_info.len;
+ let mut builder = BooleanBufferBuilder::new(l_info.len);
+ let mut l_phys = l_info.start_physical;
+ let mut r_phys = r_info.start_physical;
+ let mut pos = l_info.offset;
+
+ while pos < end {
+ let l_end = l_info.run_ends[l_phys].min(end);
Review Comment:
Done.
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