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morningman pushed a commit to branch dev-1.0.1
in repository https://gitbox.apache.org/repos/asf/incubator-doris.git
commit d1cf9978702ab60871293bce923a4a7dbe6d9fb9
Author: wangbo <wan...@apache.org>
AuthorDate: Mon Mar 28 10:12:39 2022 +0800
[fix](vectorization) Vectorization decimal arithmetic inconsistent (#8626)
---
be/src/vec/functions/divide.cpp | 8 ++++++++
be/src/vec/functions/function_binary_arithmetic.h | 6 ------
2 files changed, 8 insertions(+), 6 deletions(-)
diff --git a/be/src/vec/functions/divide.cpp b/be/src/vec/functions/divide.cpp
index f08f947..71de120 100644
--- a/be/src/vec/functions/divide.cpp
+++ b/be/src/vec/functions/divide.cpp
@@ -24,11 +24,19 @@
namespace doris::vectorized {
+static const DecimalV2Value one(1, 0);
+
template <typename A, typename B>
struct DivideFloatingImpl {
using ResultType = typename NumberTraits::ResultOfFloatingPointDivision<A,
B>::Type;
static const constexpr bool allow_decimal = true;
+ template <typename Result = DecimalV2Value>
+ static inline DecimalV2Value apply(DecimalV2Value a, DecimalV2Value b,
NullMap& null_map, size_t index) {
+ null_map[index] = b.is_zero();
+ return a / (b.is_zero() ? one : b);
+ }
+
template <typename Result = ResultType>
static inline Result apply(A a, B b, NullMap& null_map, size_t index) {
null_map[index] = b == 0;
diff --git a/be/src/vec/functions/function_binary_arithmetic.h
b/be/src/vec/functions/function_binary_arithmetic.h
index da1cabb..dd36158 100644
--- a/be/src/vec/functions/function_binary_arithmetic.h
+++ b/be/src/vec/functions/function_binary_arithmetic.h
@@ -205,12 +205,6 @@ struct DecimalBinaryOperation {
ResultType scale_a [[maybe_unused]],
ResultType scale_b [[maybe_unused]],
NullMap& null_map) {
size_t size = a.size();
- if constexpr (is_division && IsDecimalNumber<B>) {
- for (size_t i = 0; i < size; ++i) {
- c[i] = apply_scaled_div(a[i], b[i], scale_a, null_map, i);
- }
- return;
- }
/// default: use it if no return before
for (size_t i = 0; i < size; ++i) {
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