Method try_pushdown_sort

datafusion/datasource/src/source.rs:499–510

(
        &self,
        order: &[PhysicalSortExpr],
    )

    }

    fn try_pushdown_sort(
        &self,
        order: &[PhysicalSortExpr],
    ) -> Result<SortOrderPushdownResult<Arc<dyn ExecutionPlan>>> {
        // Delegate to the data source and wrap result with DataSourceExec
        self.data_source
            .try_pushdown_sort(order)?
            .try_map(|new_data_source| {
                let new_exec = self.clone().with_data_source(new_data_source);
                Ok(Arc::new(new_exec) as Arc<dyn ExecutionPlan>)
            })
    }

    fn with_preserve_order(
        &self,