Function arrow2::compute::merge_sort::build_comparator

pub fn build_comparator<'a>(
    pairs: &'a [(&'a [&'a dyn Array], &SortOptions)]
) -> Result<Box<dyn Fn(usize, usize, usize, usize) -> Ordering + 'a>>

Available on crate feature compute_merge_sort only.

returns a comparison function between any two arrays of each pair of arrays, according to SortOptions.