lidavidm commented on code in PR #132:
URL: https://github.com/apache/iceberg-cpp/pull/132#discussion_r2174504581
##########
src/iceberg/transform_function.cc:
##########
@@ -48,7 +48,27 @@ Result<ArrowArray> BucketTransform::Transform(const
ArrowArray& input) {
}
Result<std::shared_ptr<Type>> BucketTransform::ResultType() const {
- return NotImplemented("BucketTransform::result_type");
+ auto src_type = source_type();
+ if (!src_type) {
+ return NotSupported("null is not a valid input type for bucket transform");
+ }
+ switch (src_type->type_id()) {
+ case TypeId::kInt:
+ case TypeId::kLong:
+ case TypeId::kDecimal:
+ case TypeId::kDate:
+ case TypeId::kTime:
+ case TypeId::kTimestamp:
+ case TypeId::kTimestampTz:
+ case TypeId::kString:
+ case TypeId::kUuid:
+ case TypeId::kFixed:
+ case TypeId::kBinary:
+ return std::make_shared<IntType>();
Review Comment:
+1 Sorry - I had also meant to but as you can see recently I don't have the
time.
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