mapleFU commented on code in PR #45685:
URL: https://github.com/apache/arrow/pull/45685#discussion_r1984362991
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cpp/src/parquet/arrow/reader_internal.cc:
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@@ -547,7 +563,7 @@ Status TransferBinary(RecordReader* reader, MemoryPool*
pool,
std::shared_ptr<ChunkedArray>* out) {
if (reader->read_dictionary()) {
Review Comment:
So still when read_dictionary:
1. If writer set dictionary, it uses writers type
2. Otherwise, use int32 dict?
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