Commits
Kenta Murata authored and Antoine Pitrou committed c43e23586d1
ARROW-7515: [C++] Rename nonexistent and non_existent to not_found Closes #6139 from mrkn/ARROW-7515 Lead-authored-by: Kenta Murata <mrkn@mrkn.jp> Co-authored-by: Sutou Kouhei <kou@clear-code.com> Signed-off-by: Antoine Pitrou <antoine@python.org>