From a19934886028e6a8bf5320f15eea056c5fad3eb5 Mon Sep 17 00:00:00 2001
From: myrrc <me@myrrec.space>
Date: Fri, 18 Dec 2020 18:26:58 +0300
Subject: [PATCH] fix2

---
 src/Functions/FunctionBinaryArithmetic.h | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/src/Functions/FunctionBinaryArithmetic.h b/src/Functions/FunctionBinaryArithmetic.h
index f3904ae764e..e0745e65c55 100644
--- a/src/Functions/FunctionBinaryArithmetic.h
+++ b/src/Functions/FunctionBinaryArithmetic.h
@@ -292,6 +292,28 @@ struct DecimalBinaryOperation
                 return;
             }
         }
+        else if constexpr(is_multiply && (!is_decimal_a || !is_decimal_b)) // BUG very bad solution
+        {
+            if (scale_a != 1)
+            {
+                for (size_t i = 0; i < size; ++i)
+                    if constexpr(IsDecimalNumber<ResultType>)
+                        c[i] = apply(undec(a[i]), undec(b[i])) / DecimalUtils::scaleMultiplier<NativeResultType>(scale_a);
+                    else
+                        c[i] = apply(undec(a[i]), undec(b[i])) / DecimalUtils::scaleMultiplier<Int64>(scale_a);
+                return;
+            }
+            else if (scale_b != 1)
+            {
+                for (size_t i = 0; i < size; ++i)
+                    if constexpr(IsDecimalNumber<ResultType>)
+                        c[i] = apply(undec(a[i]), undec(b[i])) / DecimalUtils::scaleMultiplier<NativeResultType>(scale_b);
+                    else
+                        c[i] = apply(undec(a[i]), undec(b[i])) / DecimalUtils::scaleMultiplier<Int64>(scale_b);
+
+                return;
+            }
+        }
         else if constexpr (is_division && is_decimal_b)
         {
             for (size_t i = 0; i < size; ++i)