resolve includes

Author: arashandishgar

cpp/src/arrow/array/statistics.cc

@@ -20,8 +20,11 @@
 
 #include "arrow/array/statistics.h"
 
-#include "arrow/scalar.h"
+#include <memory>
+#include <variant>
 
+#include "arrow/scalar.h"
+#include "arrow/type.h"
 namespace arrow {
 
 const std::shared_ptr<DataType>& ArrayStatistics::ValueToArrowType(

cpp/src/arrow/array/statistics.h

@@ -18,15 +18,16 @@
 #pragma once
 
 #include <cstdint>
+#include <memory>
 #include <optional>
 #include <string>
 #include <variant>
 
-#include "arrow/type.h"
 #include "arrow/util/visibility.h"
 
 namespace arrow {
-
+class DataType;
+struct Scalar;
 /// \class ArrayStatistics
 /// \brief Statistics for an Array
 ///