stiga-huang commented on code in PR #14380:
URL: https://github.com/apache/arrow/pull/14380#discussion_r993376708
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cpp/src/arrow/json/converter.cc:
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@@ -166,10 +166,19 @@ class DecimalConverter : public PrimitiveConverter {
using Builder = typename TypeTraits<T>::BuilderType;
Builder builder(out_type_, pool_);
RETURN_NOT_OK(builder.Resize(dict_array.indices()->length()));
+ const auto& decimal_type(checked_cast<const DecimalType&>(*out_type_));
+ int32_t out_scale = decimal_type.scale();
- auto visit_valid = [&builder](string_view repr) {
- ARROW_ASSIGN_OR_RAISE(value_type value,
-
TypeTraits<T>::BuilderType::ValueType::FromString(repr));
+ auto visit_valid = [&builder, out_scale](string_view repr) {
+ value_type value;
+ int32_t precision, scale;
+ RETURN_NOT_OK(TypeTraits<T>::BuilderType::ValueType::FromString(
+ repr, &value, &precision, &scale));
Review Comment:
Sure. I'll add the check.
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