Commits
Jorge C. Leitao authored and Andy Grove committed 5e7be0712e8
ARROW-9678: [Rust] [DataFusion] Improve projection push down to remove unused columns This PR makes the projection optimizer remove any projection or aggregation that is not used down the plan, thus improving speed and convenience. This is worked on top of #7879 and only the last commit is specific to this PR. Closes #7919 from jorgecarleitao/projection Authored-by: Jorge C. Leitao <jorgecarleitao@gmail.com> Signed-off-by: Andy Grove <andygrove73@gmail.com>