emkornfield commented on a change in pull request #8366:
URL: https://github.com/apache/arrow/pull/8366#discussion_r500745029
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File path: cpp/src/parquet/arrow/schema.cc
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@@ -725,23 +778,18 @@ Status ApplyOriginalStorageMetadata(const Field&
origin_field, SchemaField* infe
field_metadata = field_metadata->Merge(*inferred->field->metadata());
}
inferred->field = inferred->field->WithMetadata(field_metadata);
- }
-
- if (origin_type->id() == ::arrow::Type::EXTENSION) {
- // Restore extension type, if the storage type is as read from Parquet
- const auto& ex_type = checked_cast<const
::arrow::ExtensionType&>(*origin_type);
- if (ex_type.storage_type()->Equals(*inferred_type)) {
- inferred->field = inferred->field->WithType(origin_type);
- }
+ modified = true;
}
// TODO Should apply metadata recursively to children, but for that we need
Review comment:
remove comment?
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