Function datafusion::physical_plan::udaf::create_aggregate_expr

pub fn create_aggregate_expr(
    fun: &AggregateUDF, 
    args: &Vec<Arc<dyn PhysicalExpr>>, 
    input_schema: &Schema, 
    name: String
) -> Result<Arc<dyn AggregateExpr>>

Creates a physical expression of the UDAF, that includes all necessary type coercion. This function errors when args' can't be coerced to a valid argument type of the UDAF.