From 31c0d8f5e99e5c3da462e58bf23a45502c7416db Mon Sep 17 00:00:00 2001
From: Alex Qyoun-ae <4062971+MazterQyou@users.noreply.github.com>
Date: Fri, 9 Jun 2023 04:36:14 +0400
Subject: [PATCH] feat: Support `Null` ordering

---
 arrow/src/array/ord.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arrow/src/array/ord.rs b/arrow/src/array/ord.rs
index c4ddc695320..9f7ce3741eb 100644
--- a/arrow/src/array/ord.rs
+++ b/arrow/src/array/ord.rs
@@ -230,6 +230,7 @@ pub fn build_compare(left: &dyn Array, right: &dyn Array) -> Result<DynComparato
             let right: DecimalArray = DecimalArray::from(right.data().clone());
             Box::new(move |i, j| left.value(i).cmp(&right.value(j)))
         }
+        (Null, Null) => Box::new(|_, _| Ordering::Equal),
         (lhs, _) => {
             return Err(ArrowError::InvalidArgumentError(format!(
                 "The data type type {:?} has no natural order",