Method with_udaf

datafusion/sql/examples/sql.rs:76–79

(mut self, udaf: Arc<AggregateUDF>)

impl MyContextProvider {
    fn with_udaf(mut self, udaf: Arc<AggregateUDF>) -> Self {
        self.udafs.insert(udaf.name().to_string(), udaf);
        self
    }

    fn with_expr_planner(mut self, planner: Arc<dyn ExprPlanner>) -> Self {
        self.expr_planners.push(planner);