mapleFU commented on code in PR #13901: URL: https://github.com/apache/arrow/pull/13901#discussion_r1738923863
########## cpp/src/arrow/array/validate.cc: ########## @@ -985,10 +985,22 @@ Status ValidateArrayFull(const Array& array) { return ValidateArrayFull(*array.d ARROW_EXPORT Status ValidateUTF8(const ArrayData& data) { - DCHECK(data.type->id() == Type::STRING || data.type->id() == Type::STRING_VIEW || - data.type->id() == Type::LARGE_STRING); - UTF8DataValidator validator{data}; - return VisitTypeInline(*data.type, &validator); + const auto& storage_type = + (data.type->id() == Type::EXTENSION) + ? checked_cast<const ExtensionType&>(*data.type).storage_type() + : data.type; + DCHECK(storage_type->id() == Type::STRING || storage_type->id() == Type::STRING_VIEW || + storage_type->id() == Type::LARGE_STRING); + + if (data.type->id() == Type::EXTENSION) { + const auto& ext_data = std::make_shared<ArrayData>(data); Review Comment: ```suggestion ArrayData ext_data(data); ext_data.type = storage_type; ``` can we do like this? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: github-unsubscr...@arrow.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org