Change project_schema to use Option<&[usize]> #3
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- Closes apache#19852 Improve performance of query planning and plan state re-set by making node clone cheap. - Store projection as `Option<Arc<[usize]>>` instead of `Option<Vec<usize>>` in `FilterExec`, `HashJoinExec`, `NestedLoopJoinExec`. - Store exprs as `Arc<[ProjectionExpr]>` instead of Vec in `ProjectionExprs`. - Store arced aggregation, filter, group by expressions within `AggregateExec`.
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Applied in the target PR, thank you! |
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This is a test change to
To try and make the signature of
project_schemasimpler (not generic)