github-actions[bot] commented on code in PR #18014:
URL: https://github.com/apache/doris/pull/18014#discussion_r1144191153
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be/src/vec/aggregate_functions/aggregate_function_product.h:
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@@ -77,6 +77,30 @@ struct AggregateFunctionProductData<Decimal128> {
void reset(Decimal128 value) { product = std::move(value); }
};
+template <>
+struct AggregateFunctionProductData<Decimal128I> {
+ Decimal128I product {};
+
+ template <typename NestedType>
+ void add(Decimal<NestedType> value, UInt32 scale) {
+ product *= value;
+ product /= DataTypeDecimal<Decimal128I>::get_scale_multiplier(scale);
+ }
+
+ void merge(const AggregateFunctionProductData& other, UInt32 scale) {
+ product *= other.product;
+ product /= DataTypeDecimal<Decimal128I>::get_scale_multiplier(scale);
+ }
+
+ void write(BufferWritable& buffer) const { write_binary(product, buffer); }
+
+ void read(BufferReadable& buffer) { read_binary(product, buffer); }
+
+ Decimal128 get() const { return product; }
+
+ void reset(Decimal128 value) { product = std::move(value); }
Review Comment:
warning: std::move of the variable 'value' of the trivially-copyable type
'doris::vectorized::Decimal128' (aka 'Decimal<__int128>') has no effect; remove
std::move() [performance-move-const-arg]
```suggestion
void reset(Decimal128 value) { product = value; }
```
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