pitrou commented on a change in pull request #10896:
URL: https://github.com/apache/arrow/pull/10896#discussion_r692230272
##########
File path: cpp/src/arrow/compute/kernels/scalar_validity.cc
##########
@@ -76,11 +79,32 @@ struct IsInfOperator {
struct IsNullOperator {
static Status Call(KernelContext* ctx, const Scalar& in, Scalar* out) {
- checked_cast<BooleanScalar*>(out)->value = !in.is_valid;
+ auto options = OptionsWrapper<NanNullOptions>::Get(ctx);
+ bool* out_value = &checked_cast<BooleanScalar*>(out)->value;
+ if (in.is_valid) {
+ switch (in.type->id()) {
+ case Type::FLOAT:
+ *out_value = options.nan_is_null &&
+ std::isnan(internal::UnboxScalar<FloatType>::Unbox(in));
+ break;
+ case Type::DOUBLE:
+ *out_value = options.nan_is_null &&
+
std::isnan(internal::UnboxScalar<DoubleType>::Unbox(in));
+ break;
+ default:
+ *out_value = false;
+ }
+ } else {
+ *out_value = true;
+ }
+
return Status::OK();
}
static Status Call(KernelContext* ctx, const ArrayData& arr, ArrayData* out)
{
+ // TODO: Is `options` needed for detect nulls? Which is the better way to
+ // handle is_null for ArrayData
+ auto options = OptionsWrapper<NanNullOptions>::Get(ctx);
Review comment:
Why would you update the null count of the input array? I'm not sure I
understand what you're proposing.
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: [email protected]
For queries about this service, please contact Infrastructure at:
[email protected]
