Function round_float

datafusion/functions/src/math/round.rs:633–643

(value: T, decimal_places: i32)

}

fn round_float<T>(value: T, decimal_places: i32) -> Result<T, ArrowError>
where
    T: num_traits::Float,
{
    let factor = T::from(10_f64.powi(decimal_places)).ok_or_else(|| {
        ArrowError::ComputeError(format!(
            "Invalid value for decimal places: {decimal_places}"
        ))
    })?;
    Ok((value * factor).round() / factor)
}

fn round_decimal<V: ArrowNativeTypeOp>(
    value: V,