AlenkaF commented on code in PR #41757:
URL: https://github.com/apache/arrow/pull/41757#discussion_r1629363233
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cpp/src/arrow/array/array_nested.cc:
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@@ -836,24 +845,32 @@ Result<std::shared_ptr<Array>>
MapArray::FromArraysInternal(
using OffsetArrayType = typename TypeTraits<OffsetArrowType>::ArrayType;
const auto& typed_offsets = checked_cast<const OffsetArrayType&>(*offsets);
- auto buffers = BufferVector({nullptr, typed_offsets.values()});
+
+ BufferVector buffers;
+ int64_t null_count;
+ if (null_bitmap != nullptr) {
+ buffers = BufferVector({std::move(null_bitmap), typed_offsets.values()});
+ null_count = null_bitmap->size();
Review Comment:
Done:
https://github.com/apache/arrow/pull/41956/commits/5b6ec5498f3e170d56f64a425dd462a2c8a268e2
https://github.com/apache/arrow/pull/41956/commits/83adabeb1edf62315a95f9adac398177e3d1c9d3
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