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from c171b27 ARROW-11659: [R] Preserve group_by .drop argument add 4a1985d ARROW-11955: [Rust][DataFusion] Support Union No new revisions were added by this update. Summary of changes: rust/datafusion/src/dataframe.rs | 14 ++ rust/datafusion/src/execution/dataframe_impl.rs | 7 + rust/datafusion/src/logical_plan/builder.rs | 63 ++++++++- rust/datafusion/src/logical_plan/plan.rs | 26 ++++ rust/datafusion/src/optimizer/constant_folding.rs | 1 + .../src/optimizer/hash_build_probe_order.rs | 5 + rust/datafusion/src/optimizer/limit_push_down.rs | 104 +++++++++++---- .../src/optimizer/projection_push_down.rs | 1 + rust/datafusion/src/optimizer/utils.rs | 5 + rust/datafusion/src/physical_plan/mod.rs | 1 + rust/datafusion/src/physical_plan/planner.rs | 14 +- rust/datafusion/src/physical_plan/union.rs | 143 +++++++++++++++++++++ rust/datafusion/src/sql/planner.rs | 130 +++++++++++++++++-- rust/datafusion/tests/sql.rs | 21 +++ 14 files changed, 491 insertions(+), 44 deletions(-) create mode 100644 rust/datafusion/src/physical_plan/union.rs