andishgar opened a new pull request, #47969: URL: https://github.com/apache/arrow/pull/47969
### Rationale for this change Enable `ARROW:null_count:approximate` support for `arrow::ArrayStatistics`, along with the corresponding Python binding. ### What changes are included in this PR? Enable `ARROW:null_count:approximate` in C++ and bind it to `ArrayStatistics` in Python. ### Are these changes tested? Yes, I ran the relevant unit tests. ### Are there any user-facing changes? Yes. The type of `arrow::ArrayStatistics::null_count` has been changed from `std::optional<int64_t>` to `std::optional<CountType>`, and a new field `is_null_count_exact` has been added to `ArrayStatistics` in Python. -- 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: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
