jorgecarleitao commented on a change in pull request #9291:
URL: https://github.com/apache/arrow/pull/9291#discussion_r562432512
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File path: rust/arrow/src/array/ord.rs
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@@ -66,7 +68,9 @@ where
{
let left = left.as_any().downcast_ref::<PrimitiveArray<T>>().unwrap();
let right = right.as_any().downcast_ref::<PrimitiveArray<T>>().unwrap();
- Box::new(move |i, j| cmp_nans_last(&left.value(i), &right.value(j)))
+ let left = left.values();
+ let right = right.values();
+ Box::new(move |i, j| cmp_nans_last(&left[i], &right[j]))
Review comment:
this will be slower, but at this point we have no guarantee that `i` and
`j` are within bounds.
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