pitrou commented on code in PR #46017: URL: https://github.com/apache/arrow/pull/46017#discussion_r2182839492
########## cpp/src/parquet/encryption/internal_file_decryptor.cc: ########## @@ -148,9 +150,9 @@ InternalFileDecryptor::GetColumnDecryptorFactory( // The column is encrypted with its own key const std::string& column_key_metadata = crypto_metadata->key_metadata(); const std::string column_path = crypto_metadata->path_in_schema()->ToDotString(); - std::string column_key = GetColumnKey(column_path, column_key_metadata); + const SecureString& column_key = GetColumnKey(column_path, column_key_metadata); - return [this, aad, metadata, column_key = std::move(column_key)]() { + return [this, aad, metadata, column_key = column_key]() { Review Comment: It's more of a question from me: is `column_key` being captured by value here? I'm not enough of a C++ lawyer :) -- 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