pub fn create_accumulators(
aggr_expr: &[Arc<AggregateFunctionExpr>],
) -> Result<Vec<Box<dyn Accumulator>>, DataFusionError>
pub fn create_accumulators(
aggr_expr: &[Arc<AggregateFunctionExpr>],
) -> Result<Vec<Box<dyn Accumulator>>, DataFusionError>