rtpsw commented on code in PR #14480: URL: https://github.com/apache/arrow/pull/14480#discussion_r1004481381
########## cpp/src/arrow/compute/exec/exec_plan.cc: ########## @@ -602,7 +602,9 @@ Future<std::vector<ExecBatch>> DeclarationToExecBatchesAsync(Declaration declara .Then([collected_fut, exec_plan]() -> Result<std::vector<ExecBatch>> { ARROW_ASSIGN_OR_RAISE(auto collected, collected_fut.result()); return ::arrow::internal::MapVector( - [](std::optional<ExecBatch> batch) { return std::move(*batch); }, + [](std::optional<ExecBatch> batch) { + return ARROW_PREDICT_TRUE(batch) ? std::move(*batch) : ExecBatch(); Review Comment: Does `value_or` use something like `ARROW_PREDICT_TRUE` underneath? Granted, the code changes here are not in performance-critical code, though they such code may follow the example set here. Bottom line, if you want the conciseness change, I'd be OK doing it. -- 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