Chen-Yuan-Lai commented on code in PR #14341: URL: https://github.com/apache/datafusion/pull/14341#discussion_r1934067753
########## datafusion/physical-expr-common/src/binary_map.rs: ########## @@ -553,10 +553,11 @@ where /// Returns a `NullBuffer` with a single null value at the given index fn single_null_buffer(num_values: usize, null_index: usize) -> NullBuffer { - let mut bool_builder = BooleanBufferBuilder::new(num_values); - bool_builder.append_n(num_values, true); - bool_builder.set_bit(null_index, false); - NullBuffer::from(bool_builder.finish()) + let mut null_builder = NullBufferBuilder::new(num_values); + null_builder.append_n_non_nulls(null_index); + null_builder.append_null(); + null_builder.append_n_non_nulls(num_values - null_index - 1); + null_builder.finish().unwrap() Review Comment: Thanks @xudong963 and @comphead , I have added the comment -- 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...@datafusion.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: github-unsubscr...@datafusion.apache.org For additional commands, e-mail: github-h...@datafusion.apache.org