Commits
Antoine Pitrou authored and Wes McKinney committed 4f3601ff1b2
ARROW-7778: [Integration][C++] Enable nested dictionaries Closes #7216 from pitrou/ARROW-7778-nested-dicts Authored-by: Antoine Pitrou <antoine@python.org> Signed-off-by: Wes McKinney <wesm+git@apache.org>