From e935d66059adc391d05c78091f3865ef9a221f96 Mon Sep 17 00:00:00 2001
From: Sutou Kouhei <kou@clear-code.com>
Date: Wed, 17 Jul 2024 17:38:55 +0900
Subject: [PATCH] Add a comment why statistics.cc is needed

---
 cpp/src/arrow/array/statistics.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/cpp/src/arrow/array/statistics.cc b/cpp/src/arrow/array/statistics.cc
index 39951b90aac33..b661c9fbaffed 100644
--- a/cpp/src/arrow/array/statistics.cc
+++ b/cpp/src/arrow/array/statistics.cc
@@ -15,4 +15,7 @@
 // specific language governing permissions and limitations
 // under the License.
 
+// This empty .cc file is for embedding not inlined symbols in
+// arrow::ArrayStatistics into libarrow.
+
 #include "arrow/array/statistics.h"