pitrou commented on code in PR #46229:
URL: https://github.com/apache/arrow/pull/46229#discussion_r2177378418
##########
cpp/src/arrow/array/array_binary.cc:
##########
@@ -104,7 +105,14 @@ BinaryViewArray::BinaryViewArray(std::shared_ptr<DataType>
type, int64_t length,
SetData(
ArrayData::Make(std::move(type), length, std::move(buffers), null_count,
offset));
}
-
+Result<std::shared_ptr<Array>> BinaryViewArray::CompactArray(MemoryPool* pool)
const {
+ std::unique_ptr<ArrayBuilder> builder;
+ ARROW_RETURN_NOT_OK(MakeBuilder(pool, type(), &builder));
+ ArraySpan span(*data());
+ // ArraySpan handles offset
+ ARROW_RETURN_NOT_OK(builder->AppendArraySlice(span, 0, span.length));
Review Comment:
> Pardon me, just to be sure — does your overall suggestion correspond to
pseudocode like this?
Yes, indeed.
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