zhjwpku commented on code in PR #156:
URL: https://github.com/apache/iceberg-cpp/pull/156#discussion_r2236887137
##########
src/iceberg/transform_function.cc:
##########
@@ -51,6 +60,57 @@ Result<ArrowArray> BucketTransform::Transform(const
ArrowArray& input) {
return NotImplemented("BucketTransform::Transform");
}
+Result<std::optional<Literal>> BucketTransform::Transform(const Literal&
literal) {
+ assert(literal.type() == source_type());
+ if (literal.IsBelowMin() || literal.IsAboveMax()) {
+ return InvalidArgument(
+ "Cannot apply bucket transform to literal with value {} of type {}",
+ literal.ToString(), source_type()->ToString());
+ }
+ int32_t hash_value = 0;
+ switch (source_type()->type_id()) {
Review Comment:
Ok, I will try this later, thanks for the input.
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