From 954e76cb7a432081df8865a2988749fec3b950e4 Mon Sep 17 00:00:00 2001
From: Lucas Chang <weiweichang@tubi.tv>
Date: Tue, 30 May 2023 09:38:50 +0800
Subject: [PATCH] use getScaleMultiplier

---
 src/Interpreters/convertFieldToType.cpp | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/Interpreters/convertFieldToType.cpp b/src/Interpreters/convertFieldToType.cpp
index 79251d944c87..1ea9ecd7e001 100644
--- a/src/Interpreters/convertFieldToType.cpp
+++ b/src/Interpreters/convertFieldToType.cpp
@@ -194,13 +194,15 @@ Field convertFieldToTypeImpl(const Field & src, const IDataType & type, const ID
     }
     else if (which_type.isDateTime64() && which_from_type.isDate())
     {
-        const auto value = static_cast<const DataTypeDateTime64 &>(type).getTimeZone().fromDayNum(DayNum(src.get<UInt64>()));
-        return DecimalUtils::decimalFromComponentsWithMultiplier<DateTime64>(value, 0, 1);
+        const DataTypeDateTime64 & data_type_date_time64 = static_cast<const DataTypeDateTime64 &>(type);
+        const Int64 value = data_type_date_time64.getTimeZone().fromDayNum(DayNum(src.get<UInt64>()));
+        return DecimalUtils::decimalFromComponentsWithMultiplier<DateTime64>(value, 0, data_type_date_time64.getScaleMultiplier());
     }
     else if (which_type.isDateTime64() && which_from_type.isDate32())
     {
-        const auto value = static_cast<const DataTypeDateTime64 &>(type).getTimeZone().fromDayNum(DayNum(src.get<Int32>()));
-        return DecimalUtils::decimalFromComponentsWithMultiplier<DateTime64>(value, 0, 1);
+        const DataTypeDateTime64 & data_type_date_time64 = static_cast<const DataTypeDateTime64 &>(type);
+        const Int64 value = data_type_date_time64.getTimeZone().fromDayNum(DayNum(src.get<Int32>()));
+        return DecimalUtils::decimalFromComponentsWithMultiplier<DateTime64>(value, 0, data_type_date_time64.getScaleMultiplier());
     }
     else if (type.isValueRepresentedByNumber() && src.getType() != Field::Types::String)
     {