From 369dc613c432ad89924e65e34c1152282df3f732 Mon Sep 17 00:00:00 2001
From: Maksim Kita <maksim-kita@yandex-team.ru>
Date: Thu, 11 Feb 2021 19:05:17 +0300
Subject: [PATCH] Decimal binary operation constants fix

---
 src/Functions/FunctionBinaryArithmetic.h | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/Functions/FunctionBinaryArithmetic.h b/src/Functions/FunctionBinaryArithmetic.h
index f61c9c91d00..bb85ae32622 100644
--- a/src/Functions/FunctionBinaryArithmetic.h
+++ b/src/Functions/FunctionBinaryArithmetic.h
@@ -894,9 +894,8 @@ class FunctionBinaryArithmetic : public IFunction
             const NativeResultType const_b = helperGetOrConvert<T1, ResultDataType>(col_right_const, right);
 
             const ResultType res = check_decimal_overflow
-                // the arguments are already scaled after conversion
-                ? OpImplCheck::template process<left_is_decimal, right_is_decimal>(const_a, const_b, 1, 1)
-                : OpImpl::template process<left_is_decimal, right_is_decimal>(const_a, const_b, 1, 1);
+                ? OpImplCheck::template process<left_is_decimal, right_is_decimal>(const_a, const_b, scale_a, scale_b)
+                : OpImpl::template process<left_is_decimal, right_is_decimal>(const_a, const_b, scale_a, scale_b);
 
             if constexpr (result_is_decimal)
                 return ResultDataType(type.getPrecision(), type.getScale()).createColumnConst(